7Baggers

New Mountain Finance Corporation
(NASDAQ:NMFC) 

NMFC stock logo

New Mountain Finance Corporation is a Business Development Company specializing in investments in middle market companies and debt securities at various levels of the capital structure, including first and second lien debt, unsecured notes, bonds, and mezzanine securities. It invests in various indu...

Founded: 2010
Sector: Financial Services
Industry: Asset Management

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At a glance:
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Income Statements:
Quarterly
Annual
    Unit: USD2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-03-31 2023-12-31 2023-06-30 2022-12-31 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 2018-03-31 2016-09-30 
                               
      investment income
                               
      from non-controlled/non-affiliated investments:
                               
      interest income
    46,235,000 49,811,000 53,584,000 52,113,000  56,237,000  64,649,000  41,089,000 37,444,000 39,270,000 40,540,000 39,819,000 39,560,000 40,322,000 41,854,000 48,860,000 57,586,000 50,101,000 51,452,000 48,018,000 44,457,000 41,367,000 38,332,000 35,436,000 34,735,000 
      pik interest income
    3,199,000 2,968,000 2,931,000 2,913,000  4,683,000  3,767,000  2,934,000 3,302,000 2,081,000 1,903,000 2,064,000 2,534,000 2,593,000 2,547,000           
      dividend income
    140,000 179,000 506,000 557,000  293,000  47,000  87,000 48,000 48,000 867,000   524,000 687,000 689,000 720,000       486,000 83,000 
      non-cash dividend income
    3,479,000 4,026,000 3,972,000 4,434,000  4,684,000  4,305,000  3,189,000 3,085,000 2,829,000 1,956,000 2,967,000 2,401,000 2,337,000 2,274,000 2,300,000 2,324,000 2,279,000 2,239,000 2,069,000 1,974,000 1,658,000 1,491,000 1,324,000  
      other income
    1,902,000 1,436,000 892,000 1,312,000  1,600,000  686,000  4,287,000 1,631,000 4,455,000 5,249,000 1,578,000 2,824,000 1,048,000 1,497,000 1,117,000 1,471,000 4,456,000 3,599,000 1,841,000 2,254,000 3,624,000 4,669,000 2,868,000 2,557,000 
      from non-controlled/affiliated investments:
                               
      from controlled investments:
                               
      total investment income
    77,402,000 80,529,000 83,490,000 85,663,000  90,556,000  95,492,000  73,110,000 68,963,000 68,216,000 68,474,000 66,561,000 67,708,000 68,139,000 65,521,000 65,967,000 74,084,000 73,257,000 72,594,000 66,465,000 64,191,000 63,509,000 60,469,000 52,889,000 41,834,000 
      expenses
                               
      interest and other financing expenses
    29,486,000 31,720,000 31,138,000 31,374,000  31,016,000  31,700,000  20,672,000 18,637,000 18,149,000 17,693,000 17,871,000 19,385,000 18,547,000 18,077,000 19,229,000 22,194,000 22,602,000 21,830,000 20,719,000 19,146,000 18,177,000 14,759,000 11,290,000 7,171,000 
      management fee
    9,176,000 9,619,000 9,759,000 10,233,000  10,997,000  11,577,000  11,770,000 11,553,000 12,075,000 13,740,000 13,725,000 13,420,000 13,163,000 12,877,000 13,134,000 13,858,000 13,813,000 12,687,000 11,640,000 10,975,000 10,519,000 10,018,000 8,692,000 6,883,000 
      incentive fee
    7,198,000 7,345,000 7,971,000 8,247,000  9,389,000  9,982,000  7,926,000 7,477,000 7,503,000 7,661,000 7,298,000 7,248,000 7,354,000 7,135,000 6,896,000 7,826,000 7,646,000 7,792,000 6,987,000 6,863,000 6,864,000 6,780,000 6,434,000 5,432,000 
      professional fees
    1,219,000 924,000 1,100,000 1,389,000  1,067,000  1,003,000  817,000 937,000 784,000 923,000 764,000 726,000 932,000 731,000 969,000 905,000 579,000 834,000 886,000 766,000 1,042,000 2,053,000 694,000 723,000 
      administrative expenses
    951,000 916,000 1,184,000 1,104,000  968,000  953,000  932,000 1,209,000 1,221,000 1,082,000 1,029,000 1,129,000 1,105,000 1,024,000 1,239,000 1,040,000 972,000 930,000 1,049,000 1,095,000 1,022,000 846,000 939,000 586,000 
      other general and administrative expenses
    459,000 478,000 331,000 516,000  465,000  513,000  518,000 477,000 525,000 490,000 466,000 442,000 462,000 442,000 442,000 499,000 494,000 492,000 398,000 412,000 548,000 437,000 410,000 390,000 
      total expenses
    48,489,000 51,002,000 51,483,000 52,863,000  53,902,000  55,728,000  42,635,000 40,290,000 40,257,000 41,589,000 41,153,000 42,350,000 41,563,000 40,286,000 41,909,000 46,322,000 46,106,000 44,565,000 41,679,000 39,257,000 38,172,000 34,893,000 28,459,000 21,185,000 
      less: management and incentive fees waived
    -4,180,000 -4,544,000 -2,586,000 -1,822,000        -1,911,000 -3,752,000   -2,744,000 -3,341,000       -2,126,000 -1,766,000 -1,322,000  
      net expenses
    44,309,000 46,458,000 48,897,000 51,041,000  53,001,000  54,632,000  41,493,000 38,960,000 38,102,000 37,837,000 37,349,000 38,713,000 38,819,000 36,356,000 38,391,000 42,779,000 42,591,000 41,424,000 38,521,000 36,724,000 36,046,000 33,127,000 27,137,000 20,083,000 
      net investment income before income taxes
    33,093,000 34,071,000 34,593,000 34,622,000  37,555,000  40,860,000  31,617,000 30,003,000 30,114,000 30,637,000 29,212,000 28,995,000 29,320,000 29,165,000 27,576,000 31,305,000 30,666,000 31,170,000 27,944,000 27,467,000 27,463,000 27,342,000 25,752,000 21,751,000 
      income tax expense
    3,000 29,000 8,000 -19,000  1,000  932,000  -87,000 95,000 103,000  22,000 1,000 -94,000 123,000   81,000  -4,000 17,000 5,000 225,000 16,000  
      net investment income
    33,090,000 34,042,000 34,585,000 34,641,000  37,554,000  39,928,000  31,704,000 29,908,000 30,011,000 30,645,000 29,190,000 28,994,000 29,414,000 29,042,000 27,583,000 31,305,000 30,585,000 31,170,000 27,948,000 27,450,000 27,458,000 27,117,000 25,736,000 21,729,000 
      net realized gains:
                               
      non-controlled/non-affiliated investments
    -8,064,000 8,000 13,390,000 -1,074,000  -11,858,000  -7,314,000  -594,000 -70,000 -5,964,000 2,459,000 157,000 181,000 126,000 30,000 -3,759,000 -702,000 433,000 349,000 47,000 43,000 -14,898,000 3,254,000 206,000 1,150,000 
      controlled investments
    -1,000 1,000 -1,000 38,899,000  31,000  9,880,000  17,112,000 19,242,000 -10,592,000  22,000 1,535,000 4,176,000 5,000 3,000 4,000 4,000 6,000 5,000 3,000 -10,468,000 -390,000 -456,000 -800,000 
      foreign currency
      452,000 150,000    1,000  40,000 345,000 28,000 -13,000               
      net change in unrealized appreciation
                               
      non-controlled/affiliated investments
    -35,486,000 -9,736,000 -8,928,000 -4,891,000  -22,463,000  1,000     20,549,000 1,000 -12,212,000 -3,509,000 12,000 -2,771,000 -10,836,000 -667,750 -143,000 -1,637,000 -891,000 -2,521,000 829,000 1,809,000 109,000 
      securities purchased under collateralized agreements to resell
           -39,000   -2,021,000         -754,000 -1,332,000   -1,692,000  -12,000 -957,000 
      new mountain net lease corporation
                      812,000         
      provision for taxes
    -341,000 -25,000 -21,000 -22,000  -637,000  -94,000  -155,000            -270,000      
      net realized and unrealized losses
    -59,851,000 -21,700,000 -26,710,000 -11,124,000                        
      net increase in net assets resulting from operations
    -26,761,000 12,342,000 7,875,000 23,517,000  28,084,000  35,078,000  15,140,000 37,047,000 53,244,000 22,905,000 79,178,000 51,855,000 67,939,000 89,588,000 76,732,000 -172,422,000 21,448,000 23,450,000 23,745,000 43,920,000 -1,384,000 26,760,000 23,844,000 25,079,000 
      less: net increase in net assets resulting from operations related to non-controlling interest in new mountain net lease corporation
    -127,000 -153,000 -101,000 -104,000  -676,000     -855,000 -994,000 -1,058,000 -3,366,000  -1,780,000 -1,398,000 251,000          
      net increase in net assets resulting from operations related to new mountain finance corporation
    -26,888,000 12,189,000 7,774,000 23,413,000  27,408,000  34,830,000  15,954,000 36,192,000 52,250,000 21,847,000 75,812,000 51,490,000 66,159,000 88,190,000 76,481,000 -172,357,000         
      basic earnings per share
    -0.24 0.11 0.07 0.22  0.26  0.35  0.16 0.37 0.54 0.23 0.78 0.53 0.68 0.91 0.79 -1.78 0.21 0.27 0.29 0.56 -0.02 0.35 0.31 0.39 
      weighted-average shares of common stock outstanding - basic
     106,016,542 107,750,160 107,851,415  103,660,370  100,937,026  100,596,188 98,413,476  96,906,988 96,828,217 96,827,342  96,827,342 96,827,342 96,827,342  86,987,841 80,522,426 78,457,641  76,106,372 75,935,093 63,758,062 
      diluted earnings per share
    -0.24 0.11 0.07 0.22  0.26  0.32  0.16 0.34 0.49 0.22 0.71 0.49 0.68 0.82 0.72 -1.78 0.21 0.26 0.27 0.49  0.32 0.3 0.37 
      weighted-average shares of common stock outstanding - diluted
     125,036,696 126,733,459 126,852,911  122,443,478  127,016,910  113,853,773 111,671,062  110,164,573 110,085,802 110,084,927  110,084,927 110,084,927 110,084,927  100,245,426 97,693,499 95,857,530  89,388,999 85,759,220 71,145,932 
      distributions declared and paid per share
    0.32 0.32 0.32 0.32  0.36  0.35  0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.34 0.34 0.34 0.34 0.34 0.34 0.34 0.34  
      less: management fee waived
         -901,000  -1,096,000  -1,142,000 -1,092,000   -3,804,000 -3,637,000            -1,102,000 
      net realized and unrealized gains
         -9,470,000  -4,850,000  -16,564,000 7,139,000 23,233,000 -7,740,000 49,988,000 22,861,000 -23,508,000 60,546,000 49,149,000 -203,727,000 -9,137,000 -7,720,000 -4,203,000 16,470,000 -28,842,000 -357,000 -1,892,000 3,350,000 
      less: expenses waived and reimbursed
              -238,000      -589,000 -335,000    -335,000      
      net change in unrealized (depreciation) appreciation:
                               
      less: net decrease in net assets resulting from operations related to non-controlling interest in new mountain net lease corporation
           -248,000  814,000     -365,000    -65,000         
      benefit for taxes
                1,000  -115,000 235,000 257,000 -377,000 898,000 -27,000 281,000  110,000 874,000 -2,000 82,000 11,000 
      less: management fees waived
                     -3,183,000 -3,543,000 -2,124,250 -3,141,000 -2,823,000 -2,533,000     
      capital gains incentive fee
                               
      total incentive fees
                              5,432,000 
      income tax benefit
                              22,000 
      net realized gains
                               
      dividends declared and paid per share
                              0.34 
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-03-31 2023-06-30 2022-06-30 2022-03-31 2021-09-30 2021-06-30 2021-03-31 2020-09-30 2020-03-31 2019-12-31 2018-12-31 
                     
        assets
                     
        investments at fair value
                   475,198,000 336,869,000 
        non-controlled/non-affiliated investments
      2,173,373,000 2,227,265,000 2,260,728,000 2,277,352,000 2,279,598,000 2,364,179,000 2,456,609,000 2,378,853,000 2,206,300,000 2,260,701,000 2,252,144,000 2,247,848,000 2,481,871,000   
        non-controlled/affiliated investments
      94,686,000 102,983,000 110,558,000 112,776,000 113,281,000 149,260,000 151,045,000 146,772,000 111,605,000 158,056,000 121,470,000 55,769,000 59,660,000   
        controlled investments
      675,560,000 670,448,000 662,925,000 700,896,000 677,103,000 666,026,000 692,537,000 731,340,000 693,749,000 670,131,000 644,998,000 593,006,000 449,786,000   
        total investments at fair value
      2,943,619,000 3,000,696,000 3,034,211,000 3,091,024,000 3,069,982,000 3,179,465,000 3,300,191,000 3,256,965,000 3,011,654,000 3,088,888,000 3,018,612,000 2,896,623,000 2,991,317,000   
        securities purchased under collateralized agreements to resell
      13,500,000 13,500,000 13,500,000 13,500,000 16,500,000 16,500,000 19,401,000 19,401,000 21,422,000 21,422,000 21,422,000 21,422,000 21,422,000   
        cash and cash equivalents
      63,684,000 57,390,000 85,496,000 80,320,000 107,467,000 45,930,000 40,712,000 35,376,000 83,357,000 27,809,000 47,299,000 68,664,000 22,108,000   
        interest and dividend receivable
      44,169,000 43,156,000 41,239,000 42,379,000 43,171,000 40,528,000 33,827,000 34,760,000 32,773,000 32,290,000 32,927,000 33,568,000 32,650,000   
        derivative asset at fair value
      5,834,000 5,718,000 3,117,000             
        receivable from affiliates
      334,000 413,000 247,000 213,000 50,000       513,000 545,000   
        other assets
      17,769,000 34,453,000 18,841,000 19,265,000 17,409,000 13,875,000 10,650,000 15,341,000 9,915,000 9,651,000 8,075,000 7,211,000 4,526,000   
        total assets
      3,088,909,000 3,159,712,000 3,196,651,000 3,246,701,000 3,255,607,000 3,296,981,000 3,404,781,000 3,361,843,000 3,168,111,000 3,180,060,000 3,128,335,000 3,032,491,000 3,103,532,000 488,034,000 344,489,000 
        liabilities
                     
        borrowings
                     
        unsecured notes
      990,999,000 989,987,000 985,227,000 978,503,000 686,663,000 391,500,000 586,500,000 511,500,000 511,500,000 511,500,000 511,500,000 453,250,000 453,250,000   
        holdings credit facility
      308,063,000 246,063,000 270,563,000 294,363,000 291,563,000 574,263,000 615,463,000 576,263,000 493,263,000 505,163,000 450,163,000 459,163,000 569,163,000   
        2022 convertible notes
      258,782,000 258,811,000 258,846,000             
        sba-guaranteed debentures
      196,205,000 262,500,000 262,500,000 300,000,000 300,000,000 300,000,000 300,000,000 300,000,000 300,000,000 300,000,000 300,000,000 300,000,000 300,000,000   
        nmfc credit facility
      31,032,000 31,372,000 29,059,000 27,944,000 47,618,000 91,290,000 120,895,000 131,860,000 149,977,000 98,000,000 107,000,000 150,500,000 188,500,000   
        deferred financing costs
      -19,698,000 -21,103,000 -23,343,000 -24,191,000 -24,370,000 -15,183,000 -16,910,000 -17,996,000 -21,337,000 -23,044,000 -18,270,000 -18,222,000 -18,318,000 -2,374,000 -1,374,000 
        net borrowings
      1,765,383,000 1,767,630,000 1,782,852,000 1,836,710,000 1,746,590,000 1,908,300,000 1,999,514,000 1,942,518,000 1,808,491,000 1,816,588,000 1,752,887,000 1,788,236,000 1,964,192,000   
        interest payable
      18,072,000 15,561,000 18,437,000 17,109,000 23,071,000 18,797,000 18,450,000 10,201,000 9,528,000 17,250,000 9,826,000 10,141,000 10,965,000   
        payable to broker
      13,460,000 13,900,000 10,130,000 3,230,000            
        payable for unsettled securities purchased
      10,412,000 29,562,000 12,022,000  94,079,000 4,897,000  2,000,000 24,658,000 15,213,000 62,863,000   8,166,000  
        management fee payable
      9,619,000 9,759,000 9,945,000 10,467,000 10,096,000 10,481,000 10,628,000 20,625,000 9,988,000 9,921,000 20,202,000 19,988,000 20,613,000   
        incentive fee payable
      2,801,000 5,384,000 6,714,000 8,625,000 9,389,000 9,982,000 7,926,000 14,980,000 7,661,000 7,298,000 14,602,000 13,531,000 15,472,000   
        deferred tax liability
      1,478,000 1,453,000 1,432,000 1,410,000  3,080,000 169,000 14,000 13,000 13,000 14,000 134,000 14,000   
        derivative liability at fair value
      821,000 1,424,000 3,368,000 7,423,000            
        other liabilities
      4,197,000 3,203,000 3,573,000 2,436,000 3,199,000 3,389,000 2,097,000 2,431,000 2,498,000 1,746,000 3,605,000 2,138,000 1,811,000 3,716,000 2,869,000 
        total liabilities
      1,826,243,000 1,847,876,000 1,848,473,000 1,887,410,000 1,886,424,000 1,959,019,000 2,039,580,000 1,994,003,000 1,863,153,000 1,868,974,000 1,865,537,000 1,835,331,000 2,014,092,000 368,558,000 247,915,000 
        commitments and contingencies
                     
        net assets
                     
        preferred stock, par value 0.01 per share...
                     
        common stock, par value 0.01 per share...
      1,079,000 1,079,000 1,079,000 1,079,000 1,063,000 1,009,000 1,007,000 995,000 969,000 969,000 968,000 968,000 968,000   
        paid in capital in excess of par
      1,365,849,000 1,365,838,000 1,365,824,000 1,365,852,000 1,379,070,000 1,305,798,000 1,310,791,000 1,294,300,000 1,270,719,000 1,270,719,000 1,269,671,000 1,287,853,000 1,287,853,000   
        treasury stock
      -37,253,000 -9,642,000              
        accumulated undistributed earnings
      -73,049,000 -51,416,000 -24,691,000 -13,592,000 -23,201,000 19,294,000 39,812,000 54,073,000        
        total net assets of new mountain finance corporation
      1,256,626,000 1,305,859,000 1,342,212,000 1,353,339,000 1,356,932,000 1,326,101,000 1,351,610,000 1,349,368,000 1,284,905,000 1,292,130,000 1,244,317,000 1,184,764,000 1,078,190,000   
        non-controlling interest in new mountain net lease corporation
      6,040,000 5,977,000 5,966,000 5,952,000 12,251,000 11,861,000 13,591,000 18,472,000 20,053,000 18,956,000 18,481,000 12,396,000 11,250,000   
        total net assets
      1,262,666,000 1,311,836,000 1,348,178,000 1,359,291,000 1,369,183,000 1,337,962,000 1,365,201,000 1,367,840,000 1,304,958,000 1,311,086,000 1,262,798,000 1,197,160,000 1,089,440,000   
        total liabilities and net assets
      3,088,909,000 3,159,712,000 3,196,651,000 3,246,701,000 3,255,607,000 3,296,981,000 3,404,781,000 3,361,843,000 3,168,111,000 3,180,060,000 3,128,335,000 3,032,491,000 3,103,532,000   
        number of shares outstanding
      104,189,336,000 106,926,713,000 107,851,415,000 107,851,415,000 106,289,293,000 100,937,026,000 100,716,928,000 99,498,562,000 96,906,988,000 96,906,988,000 96,827,342,000 96,827,342,000 96,827,342,000   
        net asset value per share of new mountain finance corporation
      12,060 12,210 12,450 12,550 12,770 13,140 13,420 13,560 13,260 13,330 12,850 12,240 11,140   
        investment income
                     
        from non-controlled/non-affiliated investments:
                     
        interest income
      49,811,000 53,584,000 52,113,000 232,023,000   41,089,000 37,444,000 40,540,000 39,819,000 39,560,000 41,854,000 57,586,000 27,226,000 24,654,000 
        pik interest income
      2,968,000 2,931,000 2,913,000 17,573,000   2,934,000 3,302,000 1,903,000 2,064,000 2,534,000 2,547,000    
        dividend income
      179,000 506,000 557,000 3,987,000   87,000 48,000 867,000   687,000 720,000   
        non-cash dividend income
      4,026,000 3,972,000 4,434,000 19,286,000   3,189,000 3,085,000 1,956,000 2,967,000 2,401,000 2,274,000 2,324,000   
        other income
      1,436,000 892,000 1,312,000 7,686,000   4,287,000 1,631,000 5,249,000 1,578,000 2,824,000 1,497,000 1,471,000 368,000 199,000 
        from non-controlled/affiliated investments:
                     
        from controlled investments:
                     
        total investment income
      80,529,000 83,490,000 85,663,000 371,666,000   73,110,000 68,963,000 68,474,000 66,561,000 67,708,000 65,521,000 74,084,000 27,594,000 24,853,000 
        expenses
                     
        interest and other financing expenses
      31,720,000 31,138,000 31,374,000 136,636,000   20,672,000 18,637,000 17,693,000 17,871,000 19,385,000 18,077,000 22,194,000 14,129,000 10,474,000 
        management fee
      9,619,000 9,759,000 10,233,000 45,522,000   11,770,000 11,553,000 13,740,000 13,725,000 13,420,000 12,877,000 13,858,000   
        incentive fee
      7,345,000 7,971,000 8,247,000 36,385,000   7,926,000 7,477,000 7,661,000 7,298,000 7,248,000 7,135,000 7,826,000   
        professional fees
      924,000 1,100,000 1,389,000 4,379,000   817,000 937,000 923,000 764,000 726,000 731,000 905,000   
        administrative expenses
      916,000 1,184,000 1,104,000 4,222,000   932,000 1,209,000 1,082,000 1,029,000 1,129,000 1,024,000 1,040,000   
        other general and administrative expenses
      478,000 331,000 516,000 2,039,000   518,000 477,000 490,000 466,000 442,000 442,000 499,000   
        total expenses
      51,002,000 51,483,000 52,863,000 229,183,000   42,635,000 40,290,000 41,589,000 41,153,000 42,350,000 40,286,000 46,322,000 14,751,000 11,155,000 
        less: management and incentive fees waived
      -4,544,000 -2,586,000 -1,822,000      -3,752,000   -3,341,000    
        net expenses
      46,458,000 48,897,000 51,041,000 225,444,000   41,493,000 38,960,000 37,837,000 37,349,000 38,713,000 36,356,000 42,779,000 14,729,000  
        net investment income before income taxes
      34,071,000 34,593,000 34,622,000 146,222,000   31,617,000 30,003,000 30,637,000 29,212,000 28,995,000 29,165,000 31,305,000   
        income tax expense
      29,000   262,000    95,000   1,000 123,000    
        net investment income
      34,042,000 34,585,000 34,641,000 145,960,000   31,704,000 29,908,000 30,645,000 29,190,000 28,994,000 29,042,000 31,305,000 12,865,000 13,698,000 
        net realized gains:
                     
        foreign currency
       452,000 150,000 420,000   40,000 345,000 -13,000       
        net change in unrealized appreciation
                     
        new mountain net lease corporation
         1,533,000         812,000   
        benefit from taxes
      -25,000 -21,000 -22,000 -2,114,000   -155,000         
        net realized and unrealized losses
      -21,700,000 -26,710,000 -11,124,000 -31,457,000            
        net increase in net assets resulting from operations
      12,342,000 7,875,000 23,517,000 114,503,000   15,140,000 37,047,000 22,905,000 79,178,000 51,855,000 89,588,000 -172,422,000   
        less: net increase in net assets resulting from operations related to non-controlling interest in new mountain net lease corporation
      -153,000 -101,000 -104,000 -1,060,000    -855,000 -1,058,000 -3,366,000 -365,000 -1,398,000    
        net increase in net assets resulting from operations related to new mountain finance corporation
      12,189,000 7,774,000 23,413,000 113,443,000   15,954,000 36,192,000 21,847,000 75,812,000 51,490,000 88,190,000 -172,357,000   
        basic earnings per share
      110 70 220 1,060   160 370 230 780 530 910 -1,780   
        weighted-average shares of common stock outstanding - basic
      106,016,542,000 107,750,160,000 107,851,415,000    100,596,188,000 98,413,476,000 96,906,988,000 96,828,217,000 96,827,342,000 96,827,342,000 96,827,342,000   
        diluted earnings per share
      110 70 220 1,030   160 340 220 710 490 820 -1,780   
        weighted-average shares of common stock outstanding - diluted
      125,036,696,000 126,733,459,000 126,852,911,000    113,853,773,000 111,671,062,000 110,164,573,000 110,085,802,000 110,084,927,000 110,084,927,000 110,084,927,000   
        distributions declared and paid per share
      320 320 320 1,370   300 300 300 300 300 300 340   
        receivable from unsettled securities sold
       4,386,000    683,000   8,990,000   4,490,000 30,964,000   
        income tax benefit
       8,000        22,000      
        income tax (benefit) expense
        -19,000    -87,000         
        deferred tax asset
          68,000           
        convertible notes
         260,091,000 260,178,000 377,104,000 201,366,000 201,391,000 201,443,000 201,469,000 201,494,000 201,545,000 201,597,000   
        db credit facility
          182,000,000 186,400,000 189,300,000 224,300,000 167,800,000 223,500,000 201,000,000 242,000,000 270,000,000   
        nmnlc credit facility ii
          2,938,000 2,926,000 2,900,000 15,200,000 5,845,000       
        less: management fee waived
         -3,739,000   -1,142,000 -1,092,000  -3,804,000 -3,637,000     
        less: expenses waived and reimbursed
             -238,000    -589,000  -22,000  
        weighted-average shares of common stock outstanding—basic
         106,570,782,000            
        weighted-average shares of common stock outstanding—diluted
         125,463,389,000            
        receivable from broker
          960,000           
        payable to affiliates
           93,000 796,000 1,234,000 316,000 945,000 1,538,000 1,163,000 1,025,000   
        net realized gains
                     
        net change in unrealized (depreciation) appreciation:
                     
        net realized and unrealized gains
            -16,564,000 7,139,000 -7,740,000 49,988,000 22,861,000 60,546,000 -203,727,000   
        less: net decrease (increase) in net assets resulting from operations related to non-controlling interest in new mountain net lease corporation
            814,000         
        accumulated undistributed (overdistributed) earnings
              13,217,000 20,442,000      
        benefit for taxes
              1,000  -115,000 257,000 898,000   
        accumulated overdistributed earnings
                -26,322,000 -104,057,000 -210,631,000   
        less: management fees waived
                  -3,543,000   
        less: net decrease in net assets resulting from operations related to non-controlling interest in new mountain net lease corporation
                  -65,000   
        cash and other assets
                   12,836,000 7,620,000 
        credit facility
                   355,400,000 243,170,000 
        distribution payable
                   3,650,000 3,250,000 
        members' capital
                   119,476,000 96,574,000 
        total liabilities and members' capital
                   488,034,000 344,489,000 
        selected statement of operations information:
                   2,019,000 2,018,000 
        other expenses
                   622,000 681,000 
        net realized gains on investments
                   263,000 782,000 
        net change in unrealized appreciation (depreciation) of investments
                   2,528,000  
        net increase in members' capital
                   15,656,000 6,643,000 
        balance sheet:
                     
        current assets
                   33,730,000 99,062,000 
        non-current assets
                   172,737,000 144,948,000 
        current liabilities
                   103,148,000 35,837,000 
        non-current liabilities
                   276,511,000  
        total equity
                   -173,192,000 94,214,000 
        net change in unrealized (depreciation) appreciation of investments
                    -7,837,000 
        noncurrent liabilities
                    113,959,000 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2025-09-30 2025-06-30 2025-03-31 2024-03-31 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-03-31 
                   
          cash flows from operating activities
                   
          net increase in net assets resulting from operations
        12,342,000 7,875,000 23,517,000 28,084,000 15,140,000 37,047,000 53,244,000 22,905,000 79,178,000 51,855,000 -172,422,000 
          adjustments to reconcile net increase in net assets resulting from operations to net cash from operating activities:
                   
          net realized (gains) losses on investments
        -9,000 -13,389,000 -37,825,000  -16,518,000 -19,172,000      
          net realized losses on translation of assets and liabilities in foreign currencies
                   
          net change in unrealized depreciation (appreciation) of investments and new mountain net lease corporation
        21,564,000 40,530,000 49,077,000        204,739,000 
          net change in unrealized appreciation on translation of assets and liabilities in foreign currencies
        120,000           
          net change in unrealized depreciation of securities purchased under collateralized agreements to resell
            2,021,000      
          amortization of purchase discount
        -1,641,000 -4,263,000 -1,578,000 -1,762,000 -1,685,000 -1,393,000 -1,886,000 -3,064,000 -1,639,000 -1,978,000 -3,528,000 
          amortization of deferred financing costs
        2,327,000 2,312,000 2,227,000 1,985,000 1,687,000 1,692,000 1,728,000 1,721,000 1,624,000 2,315,000 1,152,000 
          amortization of premium on 2022 convertible notes
        -29,000 -28,000 -17,000         
          amortization of discount on 6.875% and 6.200% unsecured notes
        314,000 311,000 307,000         
          net change due to hedging activity
        -20,000 -96,000 -755,000         
          non-cash investment income
        -13,110,000 -13,150,000 -14,021,000 -16,527,000 -12,880,000 -12,122,000 -17,151,000 -10,375,000 -11,760,000 -11,091,000 -5,131,000 
          increase in operating assets:
                   
          cash paid for purchase of non-controlling interest in new mountain net lease corporation
                   
          cash distribution received for purchase of non-controlling interest in new mountain net lease corporation
                   
          purchase of investments and delayed draw facilities
        -127,331,000 -122,318,000 -121,120,000 -192,397,000 -243,309,000 -153,863,000 -365,585,000 -469,655,000 -76,527,000 -222,985,000 -172,921,000 
          proceeds from sales and paydowns of investments
        177,144,000 155,103,000 186,901,000 145,475,000 199,451,000 93,302,000 250,522,000 546,696,000 71,851,000 197,671,000 178,722,000 
          cash received for purchase of undrawn portion of revolving credit or delayed draw facilities
        32,000 107,000 97,000 120,000 196,000 83,000 214,000 523,000 38,000 36,000 211,000 
          cash paid for purchase of drawn portion of revolving credit facilities
           -76,000 -153,000 -32,000 -146,000 -282,000 -67,000 -483,000 -8,996,000 
          cash paid on drawn revolvers
        -6,759,000 -11,320,000 -7,524,000 -7,705,000 -10,240,000 -8,438,000  -3,222,000 -8,282,000 -13,806,000 -33,639,000 
          cash repayments on drawn revolvers
        6,770,000 4,780,000 4,051,000 5,036,000 7,390,000 8,419,000 2,127,000 8,380,000 6,098,000 10,502,000 9,620,000 
          deferred tax asset
           527,000   101,000  
          interest and dividend receivable
        -1,008,000 -1,963,000 1,200,000 949,000 913,000 -3,892,000 1,905,000 -483,000 637,000 -4,516,000 -850,000 
          receivable from affiliates
        79,000 -166,000 -34,000 32,000   117,000 -268,000 
          other assets
        16,616,000 -15,574,000 454,000 -922,000 4,682,000 -4,268,000 -1,198,000 -237,000 -1,576,000 -2,094,000 -802,000 
          increase in operating liabilities:
                   
          management fee payable
        -140,000 -186,000 -522,000 -20,000 -9,997,000 10,461,000 176,000 67,000 -10,281,000 9,783,000 10,315,000 
          incentive fee payable
        -2,583,000 -1,330,000 -1,911,000 834,000 -7,054,000 7,477,000 -158,000 363,000 -7,304,000 7,248,000 7,826,000 
          payable for unsettled securities purchased
        -19,150,000 17,540,000 12,022,000 94,147,000 -2,000,000 -5,910,000 -16,748,000 9,445,000 -47,650,000 36,021,000 -1,780,000 
          interest payable
        2,510,000 -2,975,000 1,424,000 2,631,000 8,249,000 -7,187,000 7,860,000 -7,722,000 7,424,000 -5,761,000 -5,519,000 
          deferred tax liability
        25,000 21,000 22,000  155,000 1,000  -1,000 14,000 -898,000 
          payable to broker
        -440,000 3,770,000 6,900,000         
          other liabilities
        1,131,000 -416,000 1,174,000 -78,000 -421,000 -58,000 -11,000 842,000 -1,902,000 1,550,000 74,000 
          net cash flows from operating activities
        73,140,000 40,337,000 103,916,000 68,279,000  -45,170,000 -106,747,000 94,037,000 -53,636,000 44,289,000  
          cash flows from financing activities
                   
          net proceeds from shares sold
           47,919,000 16,577,000 20,474,000      
          repurchase of shares under old repurchase program
                   
          offering costs paid
        -1,000 -75,000 -117,000 -41,000 -21,000      
          distributions paid
        -33,822,000 -34,499,000 -34,512,000 -38,265,000 -30,215,000 -28,491,000 -28,106,000 -29,072,000 -27,999,000 -29,048,000 -32,921,000 
          proceeds from holdings credit facility
        157,000,000 128,500,000 93,000,000 184,600,000 46,200,000 55,000,000 82,000,000 72,000,000   16,000,000 
          repayment of holdings credit facility
        -95,000,000 -153,000,000 -116,800,000 -408,100,000 -7,000,000 -24,000,000 -30,000,000 -83,900,000   -108,400,000 
          repayment of 2022 convertible notes
        -5,000 -7,000 -1,216,000         
          proceeds from unsecured notes
           296,994,000   200,000,000  
          repayment of unsecured notes
           -116,500,000    -141,750,000  
          proceeds from nmfc credit facility
           18,083,000 39,705,000 61,349,000 25,142,000 89,363,000 65,000,000 157,000,000  
          repayment of nmfc credit facility
           -6,950,000 -49,000,000 -56,000,000 -48,000,000 -37,000,000 -74,000,000 -215,500,000  
          repayment of db credit facility
           -4,400,000 -55,000,000 -22,000,000 -8,000,000 -70,700,000 -83,000,000  
          repayment of sba-guaranteed debentures
        -66,295,000 -37,500,000         
          proceeds from nmnlc credit facility ii
           1,140,000   15,200,000     
          repayment of nmnlc credit facility ii
           -1,055,000        
          distributions related to non-controlling interest in nmnlc
        -90,000 -90,000 -90,000 -197,000 -4,190,000 -3,750,000      
          deferred financing costs paid
        -972,000 -59,000 -1,405,000 -3,955,000 -539,000 -14,000 -78,000 -131,000 -6,355,000 -3,658,000 -2,613,000 
          net cash flows used in financing activities
        -66,796,000 -68,797,000 -98,598,000 -30,803,000        
          net increase in cash and cash equivalents
        6,344,000 -28,460,000 5,318,000 37,476,000   -25,142,000 55,442,000   -26,466,000 
          effect of foreign exchange rate changes on cash and cash equivalents
        -50,000 354,000 -142,000 -99,000 -55,000 -78,000 -138,000     
          cash and cash equivalents at the beginning of the period
        80,320,000 70,090,000 58,077,000 78,966,000 48,574,000 
          cash and cash equivalents at the end of the period
        6,294,000 -28,106,000 85,496,000 107,467,000 5,336,000 35,376,000 -25,280,000 55,548,000 -19,490,000 47,299,000 22,108,000 
          supplemental disclosure of cash flow information
                   
          cash interest paid
        25,420,000 30,049,000 27,085,000 25,360,000 10,323,000 23,703,000 8,060,000 23,128,000 8,270,000 22,245,000 26,301,000 
          income taxes (received) paid
        -32,000   -10,000        
          non-cash operating activities:
                   
          non-cash activity on investments
        61,007,000 20,291,000        
          non-cash financing activities:
                   
          conversion of 2022 convertible notes to shares
                   
          accrual for offering costs
        -73,000 30,000 84,000 79,000 26,000 42,000 -6,000    86,000 
          accrual for deferred financing costs
        -64,000 15,000 94,000 203,000 62,000 1,000 -3,000 -117,000 43,000 88,000 4,000 
          portfolio company, location and industry
                   
          non-controlled/non-affiliated investments
                   
          funded debt investments - united states
                   
          paw midco, inc.
                   
          aah topco, llc
                   
          consumer services
                   
          associations finance, inc.
                   
          associations, inc.
                   
          business services
                   
          gc waves holdings, inc.
                   
          financial services
                   
          einstein parent, inc.
                   
          software
                   
          oeconnection llc
                   
          icims, inc.
                   
          receivable from unsettled securities sold
              8,990,000 -8,990,000 9,019,000 -30,964,000 
          repurchase of shares under repurchase program
                   
          net change in unrealized (appreciation) depreciation on translation of assets and liabilities in foreign currencies
          -150,000         
          receivable from broker
           -960,000        
          income taxes received
          -390,000         
          oa topco, l.p.
                   
          oa buyer, inc.
                   
          healthcare
                   
          gs acquisitionco, inc.
                   
          net realized losses
                 10,496,000  
          net realized gains on translation of assets and liabilities in foreign currencies
            -40,000 -345,000      
          net change in unrealized (appreciation) depreciation of investments and nmnlc
              -39,842,000 30,736,000 -49,808,000 -33,472,000  
          net change in unrealized depreciation (appreciation) on translation of assets and liabilities in foreign currencies
           23,000        
          amortization of premium on convertible notes
           -29,000 -25,000 -26,000 -26,000 -26,000 -25,000 -26,000 -26,000 
          cash paid for drawn revolvers
                   
          deferred tax (liability) asset
                   
          payable to affiliates
            -438,000 678,000 240,000 -629,000 -593,000 671,000 352,000 
          repayment from unsecured notes
                   
          proceeds from convertible notes
                   
          repayment of convertible notes
                   
          proceeds from db credit facility
            20,000,000 20,000,000 66,500,000 15,000,000 22,500,000 40,000,000 40,000,000 
          repayment from nmnlc credit facility ii
                   
          contributions related to non-controlling interest in nmnlc
                 3,102,000  
          income taxes paid
            65,000 9,000 50,000 -8,000 22,000 1,000  
          value of shares issued in connection with reinvestment of distributions
                   
          knockout intermediate holdings i inc.
                   
          kaseya inc.
                   
          net realized losses (gains) on investments
           11,827,000        
          net change in unrealized appreciation of investments
           -3,017,000        
          amortization of discount on 6.875% unsecured notes
           102,000        
          decrease (increase) in operating assets:
                   
          net realized gains on investments
                   
          net change in unrealized depreciation of investments
                   
          net cash flows from financing activities
                   
          net decrease in cash and cash equivalents
            5,391,000 -22,623,000    -31,667,000  
          value of shares reissued from repurchase program in connection with the distribution reinvestment plan
            1,098,000      
          phynet dermatology llc
                   
          net change in unrealized depreciation (appreciation) of investments
            32,774,000 9,933,000      
          net change in unrealized depreciation on translation of assets and liabilities in foreign currencies
            193,000 422,000 68,000     
          contributions related to non-controlling interest in new mountain net lease corporation
                   
          net cash flows used in by operating activities
                   
          net cash flows from by financing activities
            39,321,000 22,547,000      
          healthcare services
                   
          frontline technologies group holdings, llc
                   
          centralsquare technologies, llc
                   
          proceeds from sale of non-controlling interest in nmnlc
                   
          deferred tax benefit
                   
          proceeds from sba-guaranteed debentures
                  75,000,000 
          proceeds from nmnlc credit facility
                   
          repayment of nmnlc credit facility
                   
          integro parent inc.
                   
          insurance services
                   
          adjustments to reconcile net decrease (increase) in net assets resulting from operations to net cash from operating activities:
                   
          net realized
                   
          contributions (distributions) related to non-controlling interest in nmnlc
               39,000    
          net cash flows used in by financing activities
               -38,595,000 34,146,000 -75,956,000  
          value of shares issued in connection with the distribution reinvestment plan
                  
          funded debt investments - jersey
                   
          tennessee bidco limited **
                   
          total funded debt investments - jersey
                   
          funded debt investments - united arab emirates
                   
          gems menasa (cayman) limited**
                   
          education
                   
          total funded debt investments - united arab emirates
                   
          funded debt investments - united kingdom
                   
          aston finco s.a r.l. / aston us finco, llc**
                   
          total funded debt investments - united kingdom
                   
          net realized losses on investments and new mountain net lease corporation
                   
          connectwise, llc
                   
          funded debt investments - canada
                   
          dentalcorp health services ulc (fka dentalcorp perfect smile ulc)**
                   
          total funded debt investments - canada
                   
          net realized losses (gains) on investments and new mountain net lease corporation
                   
          proceeds from sale of non-controlling interest in new mountain net lease corporation
                  11,315,000 
          distributions related to non-controlling interest in new mountain net lease corporation
                   
          wolfpack ip co.**
                   
          shine acquisition co. s.à.r.l / boing us holdco inc.**
                   
          net realized (gains) losses on investments and new mountain net lease corporation
                  -114,000 
          net cash flows used in operating activities
                  -13,532,000 
          net cash flows (used) provided by financing activities
                  -12,934,000 
          net change in unrealized (appreciation) depreciation of investments
                   
          net change in unrealized depreciation (appreciation) of securities purchased under collateralized agreements to resell
                   
          dividends paid
                   
          value of shares reissued from repurchase program in connection with dividend reinvestment plan
                   
          value of shares issued in connection with dividend reinvestment plan
                   
          funded debt investments - australia
                   
          project sunshine iv pty ltd**
                   
          media
                   
          total funded debt investments - australia
                   
          funded debt investments - luxembourg
                   
          pinnacle holdco s.à.r.l. / pinnacle (us) acquisition co limited**
                   
          total funded debt investments - luxembourg
                   
          funded debt investments - netherlands
                   
          eiger acquisition b.v. (eiger co-borrower, llc)**
                   
          total funded debt investments - netherlands
                   
          air newco llc**
                   
          tibco software inc.
                   
          hill international, inc.
                   
          deltek, inc.
                   
          assuredpartners, inc.
                   
          navex global, inc.