7Baggers

MeiraGTx Holdings plc
(NASDAQ:MGTX) 

MGTX stock logo

MeiraGTx Holdings plc, a clinical stage gene therapy company, focusing on developing treatments for patients living with serious diseases. The company develops various therapies for ocular diseases, including inherited blindness, as well as Xerostomia following radiation treatment for head and neck ...

Founded: 2015
Full Time Employees: 206
Sector: Healthcare
Industry: Biotechnology

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At a glance:
Bull Thesis:
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Moat:
Income Statements:
Quarterly
Annual
    Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 
                                    
      revenues:
                                    
      service revenue - related party
    293,000  410,000 3,691,000 1,926,000  10,910,000 282,000 697,000                        
      total revenue
    293,000  410,000 3,691,000   10,910,000 282,000 697,000                        
      yoy
      -96.24% 1208.87%                             
      qoq
      -88.89%    3768.79% -59.54%                         
      operating expenses:
                                    
      cost of service revenue - related party
    198,000  313,000 2,676,000 1,378,000  11,985,000                          
      general and administrative
    8,928,000  13,616,000 12,313,000 9,364,000  12,723,000 11,257,000 13,147,000  10,009,000 12,388,000 12,772,000  10,762,000 10,518,000 11,268,000  7,887,000 10,409,000 9,918,000  8,896,111 11,497,270 11,806,134  9,874,810 13,437,171 8,499,475  6,629,052 17,378,052 
      research and development
    31,984,000  32,532,000 33,495,000 32,780,000  26,243,000 34,934,000 34,322,000  27,856,000 19,937,000 22,322,000  16,862,000 23,999,000 23,099,000  21,612,000 15,190,000 16,709,000  4,626,085 16,202,065 8,083,342  4,614,446 9,771,754 12,976,229  8,109,160 7,790,694 
      total operating expenses
    41,110,000  46,461,000 48,484,000 43,522,000  50,951,000 46,191,000 47,469,000  37,865,000 32,325,000 35,094,000  27,624,000 34,517,000 34,367,000  29,499,000 25,599,000 26,627,000  13,522,196 27,699,335 19,889,476  14,489,256 23,208,925 21,475,704  14,738,212 25,168,746 
      income from operations
    -40,817,000  -46,051,000 -44,793,000 -41,596,000  -40,041,000 -45,909,000 -46,772,000  -32,762,000 -28,785,000 -31,760,000  -22,808,000 -23,758,000 -28,734,000  -22,552,000 -20,483,000 -22,032,000  -8,430,364 -25,225,630 -15,679,900  -10,906,670 -21,227,249 -20,690,744  -14,738,212 -25,168,746 
      yoy
    -1.87%  15.01% -2.43% -11.07%  22.22% 59.49% 47.27%  43.64% 21.16% 10.53%  1.14% 15.99% 30.42%  167.51% -18.80% 40.51%  -22.70% 18.84% -24.22%  -26.00% -15.66%     
      qoq
      2.81% 7.69%   -12.78% -1.85%   13.82% -9.37%   -4.00% -17.32%   10.10% -7.03%   -66.58% 60.88%   -48.62% 2.59%   -41.44%  
      operating margin %
    -13930.72% NaN% -11231.95% -1213.57% -Infinity% NaN% -367.01% -16279.79% -6710.47% NaN% -Infinity% -Infinity% -Infinity% NaN% -Infinity% -Infinity% -Infinity% NaN% -Infinity% -Infinity% -Infinity% NaN% -Infinity% -Infinity% -Infinity% NaN% -Infinity% -Infinity% -Infinity% NaN% -Infinity% -Infinity% 
      other non-operating income:
                                    
      foreign currency gain
    -2,837,000  -1,558,000 8,624,000 3,687,000  3,463,000 -284,000 -535,000   1,905,000 3,857,000   -10,426,000   -3,366,000 381,000   1,875,427 -351,863 -756,701  115,470 283,175 2,718,400  -677,488 -2,726,624 
      interest income
    189,000  161,000 408,000 971,000  1,189,000 827,000 1,097,000  523,000 655,000 545,000  288,000 41,000 16,000  32,000 67,000 89,000  158,346 193,604 789,370  959 39,726   264 25,354 
      interest expense
    -2,848,000  -3,065,000 -3,034,000 -3,043,000  -3,357,000 -3,254,000 -3,250,000  -3,381,000 -3,355,000 -3,060,000  -1,892,000 -82,000 -77,000  -59,000 -51,000 -59,000  -35,136 -34,045 -33,966  -9,283 -9,454 -9,574  -9,508 -9,708 
      net income
    -46,313,000  -50,513,000 -38,795,000 -39,981,000  -39,330,000 -48,620,000 -20,442,000  -44,297,000 -29,581,000 -30,364,000  -37,284,000 -33,973,000 -31,045,000  -25,945,000 -20,086,000 -23,617,000  -6,431,727 -25,417,934 -15,681,197  -10,460,854 -20,822,412 -17,981,918  -15,424,944 -29,980,832 
      yoy
    15.84%  28.43% -20.21% 95.58%  -11.21% 64.36% -32.68%  18.81% -12.93% -2.19%  43.70% 69.14% 31.45%  303.39% -20.98% 50.61%  -38.52% 22.07% -12.79%  -32.18% -30.55%     
      qoq
      30.20% -2.97%   -19.11% 137.84%   49.75% -2.58%   9.75% 9.43%   29.17% -14.95%   -74.70% 62.09%   -49.76% 15.80%   -48.55%  
      net income margin %
    -15806.48% NaN% -12320.24% -1051.07% -Infinity% NaN% -360.49% -17241.13% -2932.86% NaN% -Infinity% -Infinity% -Infinity% NaN% -Infinity% -Infinity% -Infinity% NaN% -Infinity% -Infinity% -Infinity% NaN% -Infinity% -Infinity% -Infinity% NaN% -Infinity% -Infinity% -Infinity% NaN% -Infinity% -Infinity% 
      other comprehensive gain:
                                    
      foreign currency translation gain
    172,000  1,213,000    -1,234,000    6,007,000 -2,541,000 -2,353,000  8,772,000 7,357,000 1,932,000  2,669,000 -407,000 -271,000    3,945,924        
      comprehensive loss
    -46,141,000  -49,300,000 -41,254,000 -41,328,000  -40,564,000 -49,108,000 -22,133,000  -38,290,000 -32,122,000 -32,717,000  -28,512,000                -14,916,186 -28,001,825 
      basic and diluted adjusted net loss per ordinary share
    -570                          -0.3 -0.63 -0.62    
      weighted-average number of ordinary shares outstanding
    81,300,944,000 80,430,186,000 80,947,703,000 80,585,625,000 79,032,341,000 69,822,353,000 71,633,150,000 64,376,396,000 64,065,895,000 56,486,525,000 59,526,642,000 55,349,534,000 48,638,151,000 45,177,857,000 44,687,635,000 44,668,240,000 44,501,314,000 44,139,655,000 44,170,299,000 44,137,773,000 43,974,395,000 37,724,189 37,223,375 36,969,682 36,624,950 33,161,860 34,663,623 32,827,029 28,776,915 18,948,520 26,340,450 13,611,452 
      gain on sale of nonfinancial assets
          -584,000  29,018,000                        
      other comprehensive loss:
                                    
      basic and diluted net loss per ordinary share
      -620 -480 -510  -550 -760 -320  -740 -530 -620  -830 -760 -700  -590 -460 -540  -0.17 -0.69 -0.43      -0.59 -2.29 
      foreign currency translation loss
       -2,459,000 -1,347,000   -488,000 -1,691,000                        
      license revenue - related party
              5,103,000 3,540,000 3,334,000  4,816,000 10,759,000 5,633,000  6,947,000 5,116,000 4,595,000  5,091,832 2,473,705 4,209,576  3,582,586  784,960    
      fair value adjustment
               -1,000 54,000  -34,000 252,000 397,000                
      foreign currency loss
              -8,677,000    -12,838,000  -2,647,000    -1,615,000            
      other comprehensive income:
                                    
      total comprehensive loss
                   -26,616,000 -29,113,000  -23,276,000 -20,493,000 -23,888,000  -10,552,954 -24,900,342 -11,735,273  -8,807,347 -19,242,530 -19,115,601    
      income before income taxes
                          -6,431,727 -25,417,934   -10,799,524 -20,913,802     
      benefit for income taxes
                              338,670 91,390     
      foreign currency translation, net of tax of 0 and 338,670 for the three-month periods ended september 30, 2020 and 2019, respectively and 0 and 430,060 for the nine-month periods ended september 30, 2020 and 2019, respectively
                          -4,121,227          
      foreign currency translation gain, net of tax of 0, for the three-month and six-month periods ended june 30, 2020, and 91,390 for the three-month and six-month periods ended june 30, 2019
                           517,592         
      change in fair value of warrant liability
                                   -2,184,183 
      other income
                                   83,075 
      foreign currency translation, net of tax of 338,670 and 0 for the three-month periods ended september 30, 2019 and 2018, respectively and 430,060 and 0 for the nine-month periods ended september 30, 2019 and 2018, respectively
                              1,653,507      
      accretion on convertible preferred c shares and warrants
                                   -1,141,794 
      adjusted net loss
                              -10,460,854 -20,822,412 -17,981,918  -15,424,944 -31,122,626 
      license revenue—related party
                               1,981,676     
      foreign currency translation, net of tax of 91,390 and 0 for the three and six-month periods ended june 30, 2019 and 2018, respectively
                               1,579,882     
      other comprehensive
                                    
      foreign currency translation
                                -1,133,683    
      other comprehensive income
                                  508,758 1,979,007 
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2026-03-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-09-30 2022-06-30 2022-03-31 2021-09-30 2021-06-30 2021-03-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 
                                  
        assets
                                  
        current assets:
                                  
        cash and cash equivalents
      71,541,000 14,841,000 32,166,000 66,523,000 103,659,000 122,873,000 99,974,000 119,206,000 129,566,000 63,365,000 92,773,000 68,784,000 114,706,000 72,108,000 113,781,000 143,634,000 172,556,000 199,410,000 179,084,386 194,811,181 210,409,650 227,233,384 253,330,623 204,273,017 227,275,139 68,080,175 88,560,634 102,060,551 
        accounts receivable - related party
      3,263,000 2,808,000 2,319,000 734,000 707,000 3,279,000 1,628,000 10,915,000 10,138,000 22,398,000 32,690,000 36,298,000 23,701,000 15,942,000 13,078,000 16,775,000 17,966,000 12,015,000 26,639,805 24,432,392 27,979,259 23,337,377       
        prepaid expenses
      6,031,000 7,195,000 7,033,000 6,928,000 6,828,000 7,029,000 4,955,000 5,076,000 5,625,000 6,997,000 8,108,000 6,981,000 10,171,000 6,682,000 7,217,000 8,840,000 6,506,000 6,365,000 4,001,502 7,318,772 3,460,056 4,464,085 6,248,981 3,265,612 1,765,209 1,937,785 2,029,327 1,613,955 
        tax incentive receivable
      14,696,000 9,002,000 4,472,000 4,221,000 8,971,000 5,152,000 3,557,000 13,171,000 13,277,000 10,013,000 8,026,000 7,857,000 4,897,000 6,350,000 6,865,000 5,383,000 7,428,000 7,388,000 7,087,253 6,777,863 6,819,851 11,974,437       
        other current assets
      670,000 328,000 780,000 606,000 2,018,000 713,000 660,000 932,000 1,016,000 758,000 1,547,000 1,561,000 1,561,000 3,330,000 1,984,000 2,299,000 2,588,000 4,948,000 818,671 1,868,559 1,965,752 1,970,585 11,509,144 5,336,569 2,117,334 4,634,105 716,737 311,283 
        total current assets
      96,201,000 34,174,000 47,084,000 79,889,000 123,518,000 139,046,000 110,774,000 149,300,000 159,622,000 103,531,000 143,144,000 121,481,000 155,036,000 104,412,000 142,925,000 176,931,000 207,044,000 230,126,000 217,882,143 235,208,767 251,012,166 268,979,868 271,088,748 212,875,198 231,157,682 74,652,065 91,306,698 103,985,789 
        property, plant and equipment
      102,573,000 107,653,000 110,816,000 104,408,000 102,878,000 112,541,000 108,844,000 111,412,000 115,896,000 111,880,000 114,004,000 112,580,000 93,620,000 91,388,000 84,069,000           22,014,237   
        intangible assets
      494,000 653,000 742,000 773,000 821,000 951,000 969,000 1,038,000 1,118,000 1,140,000 1,252,000 1,295,000 1,293,000 1,474,000 1,668,000 1,861,000 1,994,000 2,060,000           
        restricted cash
      2,217,000 2,265,000 2,258,000 2,087,000 2,009,000 2,156,000 1,051,000 1,059,000 1,083,000 1,038,000         250,526  377,598 123,376 123,376 123,376 123,376 123,376 123,376 123,376 
        other assets
      1,466,000 1,111,000 1,093,000 1,032,000 1,002,000 1,139,000 1,139,000 1,138,000 1,917,000 1,421,000 1,465,000 1,428,000 1,322,000 1,505,000 1,609,000 201,000 206,000 204,000 203,255 194,318 191,198 195,053       
        equity method and other investments
      6,749,000 6,749,000 6,749,000 6,749,000 6,749,000 6,766,000 6,766,000 6,766,000 6,766,000 6,326,000 6,326,000 6,326,000 6,656,000 6,656,000 6,656,000 6,665,000 6,665,000 6,665,000           
        right-of-use assets - operating leases
      12,124,000 13,064,000 5,820,000 6,348,000 10,576,000 12,782,000 13,823,000 14,835,000 15,910,000 17,446,000 18,693,000 19,427,000 19,913,000 21,538,000 23,223,000              
        right-of-use assets - finance leases
      22,831,000 23,802,000 24,154,000 22,728,000 22,198,000 24,107,000 23,285,000 23,687,000 24,432,000 23,680,000 24,626,000 24,851,000 22,890,000 24,765,000 26,771,000              
        total assets
      244,655,000 189,471,000 198,716,000 224,014,000 269,751,000 299,488,000 266,651,000 309,235,000 326,744,000 267,194,000 310,263,000 288,140,000 301,412,000 252,461,000 287,693,000 303,336,000 326,768,000 339,676,000 293,045,723 290,611,376 304,667,843 323,887,646 317,752,177 253,076,041 257,854,303 96,894,763 105,235,912 117,676,971 
        liabilities and shareholders' equity
                                  
        current liabilities:
                                  
        accounts payable
      16,658,000 21,537,000 25,586,000 20,290,000 23,586,000 29,504,000 21,398,000 21,223,000 16,042,000 20,773,000 28,497,000 29,755,000 21,693,000 18,111,000 18,498,000 11,421,000 11,644,000 7,902,000 5,195,937 3,089,350 7,288,347 3,759,339 3,798,441 3,233,478 3,382,373 3,042,861 2,415,667 3,461,441 
        accrued expenses
      25,239,000 23,872,000 15,483,000 23,964,000 27,414,000 19,341,000 16,928,000 17,353,000 42,639,000 28,251,000 24,889,000 31,067,000 24,774,000 23,572,000 23,181,000 21,926,000 17,559,000 17,248,000 15,563,482 18,491,860 12,784,394 18,083,757 9,346,895 9,576,307 7,996,329 11,991,697 6,042,290 5,289,261 
        lease obligations - operating leases, current
      2,221,000                            
        lease obligations - finance leases, current
      39,000                            
        deferred revenue - related party, current
      1,996,000 2,742,000 2,908,000 4,241,000 4,827,000 5,107,000 3,498,000 3,772,000 2,926,000 7,922,000 12,058,000 13,693,000 18,878,000 21,205,000 20,190,000 23,003,000 24,877,000 25,597,000 23,715,116 23,003,106 20,930,133 25,678,515 24,115,777      
        note payable, net, current
      24,866,000 74,055,000                           
        other current liabilities
      105,108,000 28,241,000 6,812,000 580,000 903,000 1,283,000 970,000 1,007,000 1,278,000 2,476,000 2,233,000 2,571,000 3,359,000 983,000     17,639  60,780    195,618 437,053   
        total current liabilities
      176,127,000 152,922,000 53,436,000 52,372,000 60,783,000 59,418,000 47,006,000 47,543,000 67,078,000 63,514,000 71,803,000 81,104,000 72,363,000 67,505,000 65,501,000 59,630,000 57,253,000 53,520,000 46,608,192 46,722,104 43,026,017 49,195,821 39,289,802 40,790,164 33,204,345 15,498,810 8,487,241 8,779,417 
        deferred revenue - related party
      64,840,000 64,210,000 63,044,000 59,618,000 57,576,000 58,902,000 53,763,000 53,331,000 34,017,000 23,191,000 25,364,000 26,425,000 15,486,000 21,337,000 37,277,000 32,488,000 39,333,000 43,303,000 48,279,463 50,691,547 55,700,543 60,535,576 62,837,715  77,186,561    
        lease obligations - operating leases
      10,611,000                            
        lease obligations - finance leases
      97,000                            
        asset retirement obligations
      1,411,000 1,365,000 1,454,000 1,344,000 2,821,000 2,880,000 2,490,000 2,440,000 2,401,000 2,319,000 2,301,000 2,238,000 2,081,000 2,099,000 2,114,000 1,916,000 1,897,000 1,856,000 1,741,407 1,682,515 1,652,570 1,654,755 131,213 132,846 133,816    
        note payable
      49,699,000  73,773,000 73,495,000 73,221,000 72,942,000 72,665,000 72,391,000 72,119,000 71,844,000 71,571,000 71,301,000 70,845,000                
        total liabilities
      302,785,000 230,028,000 195,756,000 190,915,000 201,924,000 203,752,000 186,612,000 187,501,000 188,567,000 175,308,000 186,736,000 197,918,000 178,742,000 110,489,000 126,409,000 115,497,000 121,046,000 118,882,000 113,959,476 117,845,862 119,743,057 133,085,545 122,858,807 123,512,930 113,436,053 15,835,290 8,891,841 9,204,866 
        commitments and contingencies
                                  
        shareholders' deficit:
                                  
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 81,446,126 and 81,120,931 shares issued and outstanding at march 31, 2026 and december 31, 2025, respectively
      3,000                            
        capital in excess of par value
      820,018,000 797,063,000 791,280,000 780,165,000 773,565,000 763,204,000 706,943,000 699,531,000 693,841,000 659,170,000 652,521,000 587,094,000 550,168,000 540,958,000 533,655,000 521,420,000 516,027,000 510,605,000 431,103,319 414,229,672 401,488,623 395,630,666 390,053,479      
        treasury shares
      -18,193,000                            
        accumulated other comprehensive gain
      2,578,000                            
        accumulated deficit
      -862,536,000 -831,311,000 -780,798,000 -742,003,000 -702,022,000 -662,623,000 -623,293,000 -574,673,000 -554,231,000 -574,446,000 -530,149,000 -500,568,000 -442,891,000 -405,607,000 -371,634,000 -330,677,000 -304,732,000 -284,645,000 -250,566,810 -244,135,083 -218,717,149 -203,035,952 -197,554,901 -187,094,046 -166,271,635 -148,289,717 -127,232,972 -111,808,028 
        total shareholders' deficit
      -58,130,000                            
        total liabilities and shareholders' deficit
      244,655,000                            
        contract assets - related party
         270,000 950,000                        
        inventory
        314,000 607,000 385,000                        
        lease obligations, current
       2,475,000 2,647,000 3,297,000 4,053,000 4,183,000 4,212,000 4,188,000 4,193,000 4,092,000 4,126,000 4,018,000 3,659,000 3,634,000 3,632,000 3,280,000 3,173,000 2,773,000 2,116,018 2,137,788 1,962,363 1,674,210 2,028,689 1,660,319 679,025    
        lease obligations
       11,531,000 4,049,000 4,086,000 7,523,000 9,610,000 10,688,000 11,796,000 12,952,000 14,256,000 15,508,000 16,453,000 17,458,000 19,063,000 20,767,000 21,262,000 22,357,000 19,999,000 17,127,159 18,555,378 19,172,729 21,504,340 20,600,077 15,392,543 2,911,331    
        shareholders' equity
                                  
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 80,479,684 and 78,397,380 shares issued and outstanding at september 30, 2025 and december 31, 2024, respectively
       3,000                           
        accumulated other comprehensive loss
       -6,312,000 -7,525,000 -5,066,000 -3,719,000 -4,848,000 -3,614,000 -3,126,000       -739,000 -2,906,000 -5,575,000 -5,168,000 -1,451,753        -292,477 -801,235 
        total shareholders' equity
       -40,557,000 2,960,000 33,099,000 67,827,000 95,736,000 80,039,000 121,734,000 138,177,000 91,886,000 123,527,000 90,222,000 122,670,000 141,972,000 161,284,000 187,839,000 205,722,000 220,794,000 179,086,247 172,765,514 184,924,786 190,802,101       
        total liabilities and shareholders' equity
       189,471,000 198,716,000 224,014,000 269,751,000 299,488,000 266,651,000 309,235,000 326,744,000 267,194,000 310,263,000 288,140,000 301,412,000 252,461,000 287,693,000 303,336,000 326,768,000 339,676,000 293,045,723 290,611,376 304,667,843 323,887,646       
        shareholders' equity:
                                  
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 80,446,284 and 78,397,380 shares issued and outstanding at june 30, 2025 and december 31, 2024, respectively
        3,000                          
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 79,418,438 and 78,397,380 shares issued and outstanding at march 31, 2025 and december 31, 2024, respectively
         3,000                         
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 78,397,380 and 63,601,015 shares issued and outstanding at december 31, 2024 and december 31, 2023, respectively
          3,000                        
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 77,695,418 and 63,601,015 shares issued and outstanding at september 30, 2024 and december 31, 2023, respectively
           3,000                       
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 64,684,187 and 63,601,015 shares issued and outstanding at june 30, 2024 and december 31, 2023, respectively
            3,000                      
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 64,298,691 and 63,601,015 shares issued and outstanding at march 31, 2024 and december 31, 2023, respectively
             2,000                     
        in-process research and development
               732,000 753,000 752,000 682,000 723,000 772,000 803,000 823,000 812,000 810,357 774,727 762,285 777,655       
        deferred income tax liability
               184,000 189,000 189,000 171,000 181,000 194,000 201,000 206,000 204,000 203,255 194,318 191,198 195,053       
        other long-term liabilities
                 208,000 338,000 304,000 556,000              
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 63,601,015 and 48,477,209 shares issued and outstanding at december 31, 2023 and december 31, 2022, respectively
              2,000                    
        accumulated other comprehensive income
              -1,435,000 7,160,000 1,153,000 3,694,000 15,391,000 6,619,000      2,669,474 2,151,882 -1,794,042 2,393,372 739,865 -840,017 293,666   
        ​
                                  
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 59,597,151 and 48,477,209 shares issued and outstanding at september 30, 2023 and december 31, 2022, respectively
               2,000                   
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 59,535,314 and 48,477,209 shares issued and outstanding at june 30, 2023 and december 31, 2022, respectively
                2,000                  
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 48,686,263 and 48,477,209 shares issued and outstanding at march 31, 2023 and december 31, 2022, respectively
                 2,000                 
        commitments
                                  
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 44,725,678 and 44,548,925 shares issued and outstanding at september 30, 2022 and december 31, 2021, respectively
                  2,000                
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 44,710,678 and 44,548,925 shares issued and outstanding at june 30, 2022 and december 31, 2021, respectively
                   2,000               
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 44,710,678 and 44,548,925 shares issued and outstanding at march 31, 2022 and december 31, 2021, respectively
                    2,000              
        property and equipment
                     63,699,000 54,679,000 47,303,000 34,820,814 27,807,875 25,430,812 23,858,108 16,899,147 15,907,334 15,858,667  13,624,968 13,567,806 
        security deposits
                     1,166,000 1,201,000 1,034,000 737,720 705,515 709,886 951,138 839,149 349,592 107,593 105,085 180,870  
        right-of-use assets
                     52,010,000 54,156,000 51,472,000 38,591,434 25,920,174 26,561,496 29,002,448 28,801,757 23,820,541 10,606,985    
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 44,316,385 and 44,189,150 shares issued and outstanding at september 30, 2021 and december 31, 2020, respectively
                     2,000             
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 44,309,453 and 44,189,150 shares issued and outstanding at june 30, 2021 and december 31, 2020, respectively
                      2,000            
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 44,282,073 and 44,189,150 shares issued and outstanding at march 31, 2021 and december 31, 2020, respectively
                       2,000           
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 38,412,163 and 36,791,906 shares issued and outstanding at september 30, 2020 and december 31, 2019, respectively
                        1,491          
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 37,362,416 and 36,791,906 shares issued and outstanding at june 30, 2020 and december 31, 2019, respectively
                         1,451         
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized, 36,817,916 and 36,791,906 shares issued and outstanding at march 31, 2020 and december 31, 2019, respectively
                          1,430        
        deferred rent
                               201,264 210,993 224,367 
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized 36,791,906 issued and outstanding at december 31, 2019 27,386,632 issued and outstanding at december 31, 2018
                           1,429       
        liabilities and shareholders’ equity
                                  
        shareholders’ equity:
                                  
        ordinary shares, 0.00003881 par value, 1,288,327,750 authorized 36,571,722 issued and outstanding at september 30, 2019 27,386,632 issued and outstanding at december 31, 2018
                            1,420      
        total shareholders’ equity
                            194,893,370 129,563,111 144,418,250 81,059,473 96,344,071 108,472,105 
        total liabilities and shareholders’ equity
                            317,752,177 253,076,041 257,854,303    
        deferred revenue—related party, current
                             26,320,060     
        deferred revenue—related party
                             67,197,377     
        ordinary shares, 0.00003881 nominal value, 1,288,327,750 authorized 33,342,791 issued and outstanding at june 30, 2019 27,386,632 issued and outstanding at december 31, 2018
                             1,295     
        capital in excess of nominal value
                             315,915,997 311,528,607 229,054,460 223,868,465 221,080,313 
        deferred revenue, related party, current
                              20,951,000    
        ordinary shares, 0.00003881 nominal value, 1,288,327,750 authorized 33,342,566 issued and outstanding at march 31, 2019 27,386,632 issued and outstanding at december 31, 2018
                              1,295    
        liabilities, convertible preferred c shares and shareholders’ equity
                                  
        warrant liability
                                  
        capitalized lease obligation—current portion
                               27,199 29,284 28,715 
        due to kadmon
                                  
        capitalized lease obligation
                               7,097 12,092 20,732 
        asset retirement obligation
                               128,119   
        convertible preferred c shares
                                  
        convertible preferred c shares 0 and 5,005,935 outstanding at december 31, 2018 and december 31, 2017, respectively
                                  
        shareholders’ equity
                                  
        ordinary shares, 0.00003881 nominal value, 1,288,327,750 authorized 27,386,632 issued and outstanding at december 31, 2018 8,826,190 issued and 8,714,563 issued and outstanding at december 31, 2017
                               1,064   
        total liabilities, convertible preferred c shares and shareholders’ equity
                               96,894,763 105,235,912 117,676,971 
        other liabilities
                                181,515 180,350 
        convertible preferred c shares 0 and 5,005,935 outstanding at september 30, 2018 and december 31, 2017, respectively
                                  
        ordinary shares, 0.00003881 nominal value, 1,288,327,750 authorized 27,184,132 issued and outstanding at september 30, 2018 8,826,190 issued and 8,714,563 issued and outstanding at december 31, 2017
                                1,055  
        convertible preferred c shares 0 and 5,005,935 outstanding at june 30, 2018 december 31, 2017, respectively
                                  
        a ordinary shares, 0.00003881 nominal value 27,184,132 issued and outstanding at june 30, 2018 8,826,190 issued and 8,714,563 issued and outstanding at december 31, 2017
                                 1,055 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-03-31 2025-09-30 2025-06-30 2025-03-31 2024-09-30 2024-06-30 2024-03-31 2023-09-30 2023-06-30 2023-03-31 2022-09-30 2022-06-30 2022-03-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-09-30 2019-06-30 2019-03-31 2018-09-30 2018-06-30 
                                 
          cash flows from operating activities:
                                 
          net loss
        -46,313,000 -129,289,000 -78,776,000 -39,981,000 -108,392,000 -69,062,000 -20,442,000 -104,242,000 -59,945,000 -30,364,000 -102,302,000 -65,018,000 -31,045,000 -69,649,000 -43,704,000 -23,617,000 -10,461,146 -6,431,727 -25,417,934 -15,681,197 -49,265,184 -38,804,330 -17,981,918 -61,809,129 -46,384,185 
          adjustments to reconcile net loss to net cash from operating activities:
                                 
          share-based compensation expense
        3,654,000 16,504,000 10,551,000 4,887,000 19,074,000 12,770,000 6,960,000 20,756,000 13,703,000 6,432,000 21,818,000 14,881,000 7,578,000 15,359,000 10,020,000 4,817,000 3,939,711 3,737,919 5,056,069 5,682,881 10,826,665 7,321,114 2,934,991 15,555,913 12,633,556 
          foreign currency loss
        2,837,000  -12,311,000 -3,687,000 -2,644,000 819,000 535,000 2,915,000 -5,762,000 -3,857,000 25,911,000 13,073,000 2,647,000 4,600,000 1,234,000 1,615,000   351,866 756,701 -3,117,047 -3,001,575  2,425,488 1,748,000 
          depreciation and amortization
        3,008,000 9,427,000 6,271,000 3,081,000 9,757,000 6,497,000 3,275,000 9,818,000 6,339,000 3,092,000 6,231,000 4,203,000 2,118,000 5,811,000 3,774,000 1,758,000          
          change in right-of-use assets
        653,000                         
          gain on termination of lease liabilities
         -1,465,000 -1,365,000 -1,365,000                      
          loss on disposal of equipment, furniture and fixtures
        55,000 310,000 -122,000  418,000 434,000  89,000         97,140 10,138 98,166 7,550      
          amortization of interest on asset retirement obligations
        36,000 126,000 98,000 63,000 146,000 97,000 48,000 130,000 89,000 44,000 125,000 84,000 42,000 112,000 74,000 35,000 35,222 34,462 33,323 33,062      
          amortization of debt discount
        228,000 834,000 552,000 274,000 824,000 546,000 273,000 809,000 538,000 266,000 170,000               
          acquired in-process research and development
        499,000                         
          decrease in operating assets:
                                 
          accounts receivable - related party
        -260,000 -2,143,000 -1,653,000 -49,000 5,033,000 7,764,000 -1,603,000 -198,000 -10,552,000 -14,137,000 -2,150,000 5,794,000 9,171,000 21,484,000 20,666,000 26,764,000 -11,676,609 -2,588,796 3,569,105 -4,705,613      
          contract assets - related party
         986,000 986,000 701,000                      
          inventory
         428,000 122,000 -203,000                      
          prepaid expenses
        -42,000 -113,000 144,000 7,000 -1,289,000 654,000 530,000 1,212,000 198,000 1,235,000 -2,838,000 1,009,000 780,000 -1,827,000 620,000 739,000 -2,901,475 3,598,786 -3,891,560 827,980 -4,413,356 -1,331,780 188,044   
          tax incentive receivable
         163,000 4,851,000 4,851,000 8,170,000 9,586,000  -2,283,000   6,518,000 5,565,000 5,565,000 7,518,000 5,667,000 5,667,000 -5,343,136 4,628,464      
          other current assets
        -113,000 1,929,000 1,394,000 1,638,000 923,000 905,000 626,000 898,000 196,000 136,000 578,000 -1,096,000 387,000 2,387,000 2,163,000 -348,000 -3,625,637 1,115,605 88,748 -98,803 -6,358,738 -591,153 2,523,388 239,627 650,528 
          other assets
        1,276,000 -32,000   689,000 632,000 632,000 -15,000 -15,000  -111,000 -109,000 -239,000 -147,000 -147,000           
          increase in operating liabilities:
                                 
          accounts payable
        7,909,000 -2,362,000 -2,968,000 -3,061,000 14,024,000 5,670,000 5,198,000 5,393,000 13,072,000 14,642,000 8,628,000 3,706,000 4,609,000 3,898,000 2,519,000 1,593,000 1,084,913 1,185,154 -4,648,524 3,944,220 1,415,012 266,910 304,716 -2,337,302 -2,413,642 
          accrued expenses
        -9,904,000 -4,329,000 -12,595,000 -3,585,000 -23,350,000 -24,928,000 -24,231,000 -13,917,000 -17,234,000 -11,469,000 944,000 -1,058,000 -3,831,000 -2,012,000 -5,048,000 -5,071,000 4,805,748 -3,788,469 5,633,391 -4,479,397 -2,428,405 -2,355,789 -4,124,797 -3,496,882 -4,748,762 
          lease liabilities
        -1,266,000                         
          other current liabilities
        55,603,000 27,557,000 5,904,000 -19,000 123,000  37,000    1,593,000   -23,000 -23,000 -24,000     -436,161     
          deferred revenue - related party
        -50,000 -695,000 -1,720,000 -329,000 23,867,000 20,537,000 20,475,000 -11,977,000 -6,874,000 -3,334,000 -21,208,000 -16,392,000 -5,633,000 -16,658,000 -9,711,000 -4,595,000 -3,787,872 -5,091,832 -2,473,705 -4,209,576      
          net cash from operating activities
        17,810,000 -92,990,000 -80,775,000 -36,828,000 -81,219,000 -56,197,000 -36,741,000 -90,818,000 -66,404,000 -37,392,000 -56,831,000 -36,105,000 -8,298,000 -29,358,000 -12,175,000 9,086,000 -29,562,384 -9,141,583 -12,880,557 -12,383,275 42,016,287 60,421,867 82,165,990 -47,419,158 -36,425,351 
          capital expenditures
        -2,008,000 -3,554,000 -2,944,000 -1,710,000 -3,737,000 -3,007,000 -1,678,000 -17,144,000 -13,580,000 -8,605,000 -36,471,000 -26,460,000 -12,460,000 -21,982,000 -10,077,000 -4,502,000 -8,014,638 -5,956,938 -2,916,012 -4,035,968 -4,230,740 -2,206,996 -1,115,233 -2,372,622 -1,318,016 
          free cash flows
        15,802,000 -96,544,000 -83,719,000 -38,538,000 -84,956,000 -59,204,000 -38,419,000 -107,962,000 -79,984,000 -45,997,000 -93,302,000 -62,565,000 -20,758,000 -51,340,000 -22,252,000 4,584,000 -37,577,022 -15,098,521 -15,796,569 -16,419,243 37,785,547 58,214,871 81,050,757 -49,791,780 -37,743,367 
          cash flows from investing activities:
                                 
          purchase of property, plant and equipment
        -2,008,000 -3,554,000 -2,944,000 -1,710,000 -3,737,000 -3,007,000 -1,678,000 -17,144,000 -13,580,000 -8,605,000 -36,471,000 -26,460,000 -12,460,000          -1,115,233   
          acquisition of in-process research and development assets
        -250,000                         
          net cash from investing activities
        -2,258,000 -3,018,000 -2,471,000 -1,710,000 24,697,000 26,011,000 27,340,000 -17,144,000 -13,580,000 -8,605,000 -36,471,000 -26,460,000 -12,460,000 -36,348,000 -24,443,000 -18,868,000 -10,234,737 -19,833,716 -2,916,012 -4,035,968 -4,230,740 -2,206,996 -1,115,233 -2,372,622 -1,318,016 
          cash flows from financing activities:
                                 
          exercise of share options
        62,000 46,000 35,000 4,000       192,000 192,000 192,000 414,000 360,000 141,000 187,449 478,232 175,077 54,611 1,267    
          payments of withholdings on shares withheld for income taxes
        -5,960,000 -2,991,000 -2,761,000 -2,761,000 -2,340,000 -2,221,000 -2,221,000 -1,519,000 -1,231,000 -1,231,000 -2,774,000 -2,774,000 -2,774,000             
          payments on lease obligations - financing leases
        -14,000             -1,000 -1,000 -5,000 -3,710 -3,458 -5,615 -10,266 -17,923 -13,365 -6,624   
          proceeds from the issuance of ordinary shares
        14,027,000 9,915,000 9,915,000 4,482,000 55,135,000 3,198,000 1,586,000 61,950,000 61,950,000        73,887,500         
          issuance costs in connection with ordinary shares
        -35,000 -26,000 -26,000 -12,000 -2,505,000 -644,000 -635,000 -4,119,000 -4,003,000        -4,635,362    -7,469,748 -2,426,953 -2,426,953 -4,115,843 -2,781,553 
          payment for treasury shares
        -18,193,000                         
          net cash from financing activities
        -10,113,000 6,944,000 7,163,000 1,713,000 50,290,000 333,000 -1,270,000 56,312,000 56,716,000 -1,231,000 70,367,000 -2,582,000 -2,582,000 413,000 359,000 136,000 69,435,877 13,132,310 -5,615 164,811 147,766,947 77,560,949 77,566,423 130,047,495 131,469,856 
          net increase in cash, cash equivalents and restricted cash
        5,439,000                29,638,756 -15,842,989 -15,802,184 -16,254,432 185,552,494 135,775,820 158,617,180 80,255,715 93,726,489 
          effect of exchange rate changes on cash, cash equivalents and restricted cash
        126,000 502,000 4,839,000 -233,000 612,000 229,000 287,000 537,000                  
          cash, cash equivalents and restricted cash at beginning of the period
        68,193,000 105,668,000 105,668,000 105,668,000 130,649,000 130,649,000 130,649,000 115,516,000                  
          cash, cash equivalents and restricted cash at end of the period
        73,758,000 17,106,000 34,424,000 68,610,000 125,029,000 101,025,000 120,265,000 64,403,000                  
          supplemental disclosure of non-cash transactions:
                                 
          fixed asset acquisitions included in accounts payable and accrued expenses
        920,000 753,000 892,000 615,000                      
          change in estimate of asset retirement obligation
         1,476,000                        
          issuance of shares in connection with acquisition of in-process research and development asset
        249,000                         
          receivable from sale of fixed assets included in other current assets
        9,000   125,000                      
          supplemental disclosure of cash flow information:
                                 
          cash paid for interest
        2,710,000 8,275,000 5,557,000 2,863,000 8,864,000 5,891,000 2,953,000 9,965,000 6,989,000 1,572,000 165,000 75,000 36,000 57,000 35,000 24,000 2,998 14 122 1,219 991 553 31,531 31,531 
          loss on equity method investment
                                 
          gain on sale of nonfinancial assets
            -28,434,000 -29,018,000 -29,018,000                   
          change in lease liabilities
                                 
          proceeds from sale of equipment, furniture and fixtures
         536,000 473,000                       
          proceeds from sale of nonfinancial assets
            28,434,000 29,018,000 29,018,000                   
          net decrease in cash, cash equivalents and restricted cash
         -89,064,000 -76,083,000 -36,825,000 -6,232,000 -29,853,000 -10,671,000 -51,650,000                  
          cash, cash equivalents and restricted cash at beginning of the year
                                 
          cash, cash equivalents and restricted cash at end of the year
                                 
          right-of-use assets obtained in exchange for lease liabilities
         8,200,000         1,793,000 1,793,000 1,793,000 4,424,000 4,123,000 1,120,000          
          reversal of issuance costs
         50,000                        
          foreign currency gain
         -10,753,000               -2,659,292      -2,718,400   
          net change in right-of-use assets and liabilities
         -73,000 -138,000 71,000 -158,000 -100,000 -36,000 -153,000 -104,000 -24,000 -85,000 -98,000 -50,000 161,000 95,000 -35,000          
          gain on disposal of equipment, furniture and fixtures
           -122,000       -38,000               
          change in estimate of asset retirement obligations
           1,576,000 370,000                     
          fair value adjustment
               -53,000 -53,000 -54,000 -615,000 -649,000 -397,000             
          impairment of acquired in-process research and development and right-of-use assets
                                 
          fixed asset acquisition included in accounts payable and accrued expenses
            1,897,000 1,181,000 1,558,000                   
          issuance of shares in connection with asset acquisition
               209,000 209,000               
          proceeds from issuance of note payable
                  75,000,000               
          payment of issuance costs
                                 
          asset retirement obligations incurred in connection with leases
                  8,000 9,000 10,000             
          warrants issued in connection with note payable
                  2,273,000               
          payment of financing fees
                  -2,051,000               
          fixed asset acquisition included in accounts payable and accrued expenses at end of the period
               2,941,000 2,385,000 3,162,000 7,598,000 7,484,000 8,567,000             
          net decrease in cash and cash equivalents
                -23,268,000 -47,228,000 -22,935,000 -65,147,000 -23,340,000 -65,293,000 -36,259,000 -9,646,000          
          effect of exchange rate changes on cash and cash equivalents
                525,000 496,000                
          cash and cash equivalents at beginning of the period
                115,516,000 115,516,000 137,703,000 137,703,000 137,703,000             
          cash and cash equivalents at end of the period
                92,773,000 68,784,000 114,706,000 72,108,000 113,781,000             
          issuance of shares in connection with license agreement
                                 
          fair value adjustments
                                 
          payment for right-of-use asset
                     -8,866,000 -8,866,000 -8,866,000          
          equity method and other investments
                     -5,500,000 -5,500,000 -5,500,000          
          effect of exchange rate changes on cash
                  -62,000 -448,000 -582,000 -593,000 -705,000 -464,000 546,687 366,720 -173,883 -315,080 -302,046 417,022 577,784 -243,719 -214,576 
          cash and cash equivalents at beginning of the year
                                 
          cash and cash equivalents at end of the year
                                 
          issuance of shares in connection with equity method and other investments
                     1,165,000 1,165,000 1,165,000          
          gain on termination of lease liability
                        -1 -143,589      
          purchase of intangible asset
                                 
          cash and cash equivalents at beginning of year
                                 
          cash and cash equivalents at end of year
                                 
          fixed asset acquisition included in accounts payable and accrued expenses at end of year
                                 
          asset retirement obligations in connection with leases
                                 
          security deposits
                     -372,000 -374,000 -212,000 -26,656 190,839 -745,275 -245,835 130,949 -180,980  
          purchase of property and equipment
                     -21,982,000 -10,077,000 -4,502,000 -8,014,638 -5,956,938 -2,916,012 -4,035,968 -4,230,740 -2,206,996  -2,372,622 -1,318,016 
          cash and cash equivalents at beginning of period
                     209,520,000 209,520,000 209,520,000          
          cash and cash equivalents at end of period
                     143,634,000 172,556,000 199,410,000          
          fixed asset acquisition included in accounts payable and accrued expenses at end of period
                     4,027,000 3,184,000 1,709,000 423,210 1,030,909 -2,344,090 2,505,098  71,473 236,535  298,551 
          ordinary shares issued in connection with license agreement
                                 
          payment for right of use asset
                        -91,714         
          purchase of arthrogen, net of acquired cash
                                 
          cash, cash equivalents and restricted cash at beginning of year
                                 
          cash, cash equivalents and restricted cash at end of year
                                 
          issuance of shares in connection with a license agreement
                                 
          issuance of shares in connection with payables
                            421,500     
          reclassification of property and equipment to right-of-use asset
                                 
          asset retirement obligations in connection with a lease
                                 
          depreciation
                         1,065,118 940,316 815,423 1,569,098 1,036,283 499,641 1,549,686 1,015,079 
          lease obligations
                         -112,514 95,181 47,780 304,713 -19,454    
          benefit for income taxes
                            -430,060     
          cash, cash equivalents and restricted cash at beginning of period
                         227,356,760 68,203,551 68,203,551 68,203,551 8,672,014 8,672,014 
          cash, cash equivalents and restricted cash at end of period
                         -15,476,269 -15,976,067 210,787,248 253,453,999 204,396,393 227,398,515 88,684,010 102,183,927 
          lease obligations for right-of-use asset
                            22,932,582 24,462,830 10,930,367   
          ordinary shares issued in connection with license agreements
                            1,966,340 1,966,340    
          proceeds from the sale of ordinary shares
                            155,200,007 80,000,000 80,000,000 69,750,000 69,750,000 
          preferred c shares issued in connection with license agreements
                                 
          deferred rent
                               -55,460 -42,095 
          change in fair value of warrant liability
                               1,514,775 1,514,775 
          issuance of shares for acquired research and development expense
                                 
          due to kadmon
                               -861,030 -861,030 
          exercise of warrants
                               9,720,000 9,720,000 
          proceeds from the sale of convertible preferred c shares
                               56,849,592 56,849,592 
          issuance costs in connection with convertible preferred c shares
                               -690,473 -610,473 
          payment of note payable
                                -1,442,009 
          conversion of convertible preferred c shares into ordinary shares
                               120,520,391 120,520,391 
          reclassification of warrant liability upon exercise of warrants
                               4,194,408 4,194,408 
          issuance costs in connection with sale of ordinary shares in accounts payable and accrued expenses at end of year
                                 
          amortization of interest on asset retirement obligation
                            7,861 5,277 2,639 10,918 7,322 
          deferred revenue
                            93,120,824 96,267,249 98,692,719   
          proceeds from the sale of convertible preferred c shares, net of issuance costs
                                 
          issuance costs in connection with sale of ordinary shares in accounts payable and accrued expenses at end of period
                                1,509,977 
          other liabilities
                              -252,322   
          issuance of convertible preferred c shares in connection with payables
                               1,356,129 1,356,129 
          issuance costs in connection with sale of convertible preferred c shares included in accrued expenses at end of period
                                80,000 
          shares issued in connection with license agreements
                              1,966,340   
          (increase) in operating assets:
                                 
          preferred c shares issued in connection with a license agreement
                               137,658 137,973 
          issuance of shares for services
                                 
          convertible note inducement expense
                                 
          issuance of note payable in connection with lease termination
                                 
          payments on capitalized lease obligation
                               -23,772 -15,701 
          (payment) issuance of note payable
                               -1,442,009  
          proceeds from excercised stock options
                                 
          capitalized lease obligation for equipment purchase
                                 
          conversion of note payable into convertible preferred c shares
                                 
          asset retirement obligation in connection with a lease
                                 
          prepaid expenses and other current assets
                               -112,440 317,130 
          interest payable
                                 
          issuance costs in connection with sale of ordinary shares in accrued expenses at end of period
                               309,892  
          issuance of ordinary shares in connection with a research agreement
                                 
          issuance of long-term note payable