Quarterly
Annual
| Unit: USD | 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 | 2018-03-31 | 2017-12-31 | 2017-09-30 | 2017-06-30 | 2017-03-31 | 2016-12-31 | 2016-09-30 | 2016-06-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | 2014-09-30 | 2014-06-30 | 2014-03-31 | 2013-12-31 | 2013-09-30 | 2013-06-30 | 2013-03-31 | 2012-12-31 | 2012-09-30 | 2012-06-30 | 2012-03-31 | 2011-12-31 | 2011-09-30 | 2011-06-30 | 2011-03-31 | 2010-12-31 | 2010-09-30 | 2010-06-30 | 2010-03-31 | 2009-12-31 | 2009-09-30 | 2009-06-30 | 2009-03-31 | 2008-12-31 | 2008-09-30 | 2008-06-30 | 2008-03-31 | 2007-12-31 | 2007-09-30 | 2007-06-30 | 2007-03-31 | 2006-12-31 | 2006-09-30 | 2006-06-30 | 2006-03-31 | 2005-12-31 | 2005-09-30 | 2005-06-30 | 2005-03-31 | 2004-12-31 | 2004-09-30 | 2004-06-30 | 2004-03-31 | 2003-12-31 | 2003-09-30 | 2003-06-30 | 2003-03-31 | 2002-12-31 | 2002-09-30 | 2002-06-30 | 2002-03-31 | 2001-12-31 | 2001-09-30 | 2001-06-30 | 2001-03-31 | 2000-12-31 | 2000-09-30 | 2000-06-30 | 2000-03-31 | 1999-12-31 | 1999-09-30 | 1999-06-30 | 1999-03-31 | 1998-12-31 | 1998-09-30 | 1998-06-30 | 1998-03-31 | 1997-12-31 | 1997-09-30 | 1997-06-30 | 1997-03-31 | 1996-12-31 | 1996-09-30 | 1996-06-30 | 1996-03-31 | 1995-12-31 | 1995-09-30 | 1995-06-30 | 1995-03-31 | 1994-12-31 | 1994-09-30 | 1994-06-30 | 1994-03-31 | 1993-12-31 | 1993-09-30 | 1993-06-30 | 1993-03-31 | 1992-09-30 | 1992-06-30 | 1992-03-31 | 1991-12-31 | 1991-09-30 | 1991-06-30 | 1991-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
revenue | 12,157,000 | 13,399,000 | 15,692,000 | 14,756,000 | 15,825,000 | 14,450,000 | 15,206,000 | 24,284,000 | 13,046,000 | 12,935,000 | 13,355,000 | 8,912,000 | 9,623,000 | 10,304,000 | 8,053,000 | 7,893,000 | 10,303,000 | 9,522,000 | 7,512,000 | 6,966,000 | 6,054,000 | 5,415,000 | 4,573,000 | 4,058,000 | 2,546,000 | 1,868,000 | 3,136,000 | 1,752,000 | 2,334,000 | 2,649,000 | 1,550,000 | 1,647,000 | 1,273,000 | 1,232,000 | 1,208,000 | 1,069,000 | 3,434,000 | 3,787,000 | 3,695,000 | 3,670,000 | 3,492,000 | 4,574,000 | 4,166,000 | 4,086,000 | 4,329,000 | 4,075,000 | 4,032,000 | 4,094,000 | 3,693,000 | 4,930,000 | 4,157,000 | 3,544,000 | 3,322,000 | 3,816,000 | 4,608,000 | 3,697,000 | 3,539,000 | 3,415,000 | 3,123,000 | 2,788,000 | 4,816,000 | 3,189,000 | 3,719,000 | 4,704,000 | 5,305,000 | 5,794,000 | 3,857,000 | 4,049,000 | 2,571,000 | 3,460,000 | 4,229,000 | 5,611,000 | 4,579,000 | 3,278,000 | 4,662,000 | 3,579,000 | 3,961,000 | 10,416,000 | 3,343,000 | 4,612,000 | 4,595,000 | 2,748,000 | 2,821,000 | 3,170,000 | 3,387,000 | 2,973,000 | 2,213,000 | 2,168,000 | 3,249,000 | 2,257,000 | 1,519,000 | 1,694,000 | 1,403,000 | 1,630,000 | 1,988,000 | 2,007,000 | 1,879,000 | 1,800,000 | 2,100,000 | 2,700,000 | 3,800,000 | 4,400,000 | 5,300,000 | 4,800,000 | 5,500,000 | 5,200,000 | 5,300,000 | 5,100,000 | 5,100,000 | 6,100,000 | 6,500,000 | 6,100,000 | 7,800,000 | 7,100,000 | 7,400,000 | 5,900,000 | 5,700,000 | 6,400,000 | 5,800,000 | 18,000,000 | 17,400,000 | 12,800,000 | 15,200,000 | 14,400,000 | 12,600,000 | 11,700,000 | 12,900,000 | 12,000,000 | 10,700,000 | 12,100,000 | 13,900,000 |
cost of revenue | 8,191,000 | 9,279,000 | 9,296,000 | 9,804,000 | 8,838,000 | 8,431,000 | 7,937,000 | 7,456,000 | 6,811,000 | 6,104,000 | 5,558,000 | 4,429,000 | 4,009,000 | 4,217,000 | 3,694,000 | 3,506,000 | 3,314,000 | 3,012,000 | 2,899,000 | 2,534,000 | 2,416,000 | 2,323,000 | 2,042,000 | 1,743,000 | 1,434,000 | 812,000 | 1,346,000 | 903,000 | 1,065,000 | 1,425,000 | 777,000 | 711,000 | 610,000 | 658,000 | 678,000 | 606,000 | 1,796,000 | 2,044,000 | 2,052,000 | 1,961,000 | 1,890,000 | 2,451,000 | 2,059,000 | 2,221,000 | 2,209,000 | 2,227,000 | 2,313,000 | 2,223,000 | 2,095,000 | 2,262,000 | 2,078,000 | 1,826,000 | 1,756,000 | 1,892,000 | 2,546,000 | 1,883,000 | 1,741,000 | 1,818,000 | 1,598,000 | 1,612,000 | 2,031,000 | 1,758,000 | 2,115,000 | 2,681,000 | 3,167,000 | 3,317,000 | 2,277,000 | 1,642,000 | 1,369,000 | 1,605,000 | 1,977,000 | 2,654,000 | 1,847,000 | 1,522,000 | 1,849,000 | 1,732,000 | 1,741,000 | 3,829,000 | 1,511,000 | 1,795,000 | 1,587,000 | 1,610,000 | 1,698,000 | 1,809,000 | 1,859,000 | 1,649,000 | 1,197,000 | 1,176,000 | 1,580,000 | 1,218,000 | 661,000 | 614,000 | 440,000 | 566,000 | 835,000 | 820,000 | 636,000 | 600,000 | 1,000,000 | 1,300,000 | 2,700,000 | 2,700,000 | 3,200,000 | 2,400,000 | 3,200,000 | 1,900,000 | 2,900,000 | 2,800,000 | 2,400,000 | 3,100,000 | 3,200,000 | 3,100,000 | 3,500,000 | 3,200,000 | 3,100,000 | 2,800,000 | 2,400,000 | 1,600,000 | 1,300,000 | 12,800,000 | 14,400,000 | 7,900,000 | 9,200,000 | 10,000,000 | 8,500,000 | 7,700,000 | 9,200,000 | 8,500,000 | 6,400,000 | 7,600,000 | 8,900,000 |
gross profit | 3,966,000 | 4,120,000 | 6,396,000 | 4,952,000 | 6,987,000 | 6,019,000 | 7,269,000 | 16,828,000 | 6,235,000 | 6,831,000 | 7,797,000 | 4,483,000 | 5,614,000 | 6,087,000 | 4,359,000 | 4,387,000 | 6,989,000 | 6,510,000 | 4,613,000 | 4,432,000 | 3,638,000 | 3,092,000 | 2,531,000 | 2,315,000 | 1,112,000 | 1,056,000 | 1,790,000 | 849,000 | 1,269,000 | 1,224,000 | 773,000 | 936,000 | 663,000 | 574,000 | 530,000 | 463,000 | 1,638,000 | 1,743,000 | 1,643,000 | 1,709,000 | 1,602,000 | 2,123,000 | 2,107,000 | 1,865,000 | 2,120,000 | 1,848,000 | 1,719,000 | 1,871,000 | 1,598,000 | 2,668,000 | 2,079,000 | 1,718,000 | 1,566,000 | 1,924,000 | 2,062,000 | 1,814,000 | 1,798,000 | 1,597,000 | 1,525,000 | 1,176,000 | 2,785,000 | 1,431,000 | 1,604,000 | 2,023,000 | 2,138,000 | 2,477,000 | 1,580,000 | 2,407,000 | 1,202,000 | 1,855,000 | 2,252,000 | 2,957,000 | 2,732,000 | 1,756,000 | 2,813,000 | 1,847,000 | 2,220,000 | 6,587,000 | 1,832,000 | 2,817,000 | 3,008,000 | 1,138,000 | 1,123,000 | 1,361,000 | 1,528,000 | 1,324,000 | 1,016,000 | 992,000 | 1,669,000 | 1,039,000 | 858,000 | 1,080,000 | 963,000 | 1,064,000 | 1,153,000 | 1,187,000 | 1,243,000 | 1,200,000 | 1,100,000 | 1,400,000 | 1,100,000 | 1,700,000 | 2,100,000 | 2,400,000 | 2,300,000 | 3,300,000 | 2,400,000 | 2,300,000 | 2,700,000 | 3,000,000 | 3,300,000 | 3,000,000 | 4,300,000 | 3,900,000 | 4,300,000 | 3,100,000 | 3,300,000 | 4,800,000 | 4,500,000 | 5,200,000 | 3,000,000 | 4,900,000 | 6,000,000 | 4,400,000 | 4,100,000 | 4,000,000 | 3,700,000 | 3,500,000 | 4,300,000 | 4,500,000 | 5,000,000 |
operating expenses | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
research and development | 2,384,000 | 2,489,000 | 2,092,000 | 1,514,000 | 2,787,000 | 3,129,000 | 2,463,000 | 3,324,000 | 1,750,000 | 2,356,000 | 2,652,000 | 2,101,000 | 1,676,000 | 1,639,000 | 921,000 | 918,000 | 1,882,000 | 1,575,000 | 861,000 | 1,195,000 | 886,000 | 805,000 | 709,000 | 953,000 | 1,406,000 | 1,132,000 | 1,042,000 | 787,000 | 847,000 | 637,000 | 611,000 | 645,000 | 763,000 | 703,000 | 718,000 | 694,000 | 841,000 | 732,000 | 844,000 | 789,000 | 816,000 | 587,000 | 658,000 | 617,000 | 660,000 | 550,000 | 613,000 | 668,000 | 593,000 | 649,000 | 730,000 | 639,000 | 615,000 | 638,000 | 492,000 | 437,000 | 550,000 | 620,000 | 506,000 | 504,000 | 872,000 | 902,000 | 904,000 | 1,202,000 | 1,328,000 | 1,275,000 | 1,164,000 | 1,264,000 | 1,417,000 | 1,390,000 | 1,545,000 | 1,700,000 | 1,776,000 | 1,742,000 | 1,675,000 | 1,627,000 | 1,745,000 | 1,684,000 | 2,102,000 | 2,100,000 | 2,060,000 | 2,076,000 | 2,100,000 | 2,081,000 | 2,121,000 | 2,285,000 | 2,607,000 | 2,786,000 | 1,328,000 | 1,548,000 | 241,000 | 254,000 | 247,000 | 258,000 | 202,000 | 208,000 | 205,000 | 200,000 | 200,000 | 200,000 | 100,000 | 100,000 | 400,000 | 1,300,000 | 200,000 | 1,200,000 | 100,000 | 0 | 100,000 | 0 | 100,000 | 0 | 0 | 0 | 500,000 | 400,000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
sales, general and administrative | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
total operating expenses | 3,571,000 | 3,707,000 | 3,713,000 | 3,132,000 | 3,956,000 | 4,316,000 | 3,803,000 | 5,075,000 | 3,209,000 | 3,522,000 | 3,939,000 | 3,018,000 | 2,882,000 | 2,606,000 | 1,656,000 | 2,008,000 | 3,010,000 | 2,310,000 | 2,012,000 | 1,827,000 | 1,370,000 | 1,356,000 | 1,214,000 | 1,494,000 | 1,816,000 | 1,539,000 | 1,508,000 | 1,347,000 | 1,405,000 | 1,093,000 | 1,093,000 | 1,297,000 | 1,233,000 | 1,194,000 | 1,495,000 | 1,132,000 | 1,765,000 | 1,778,000 | 1,897,000 | 2,088,000 | 1,842,000 | 1,689,000 | 1,769,000 | 1,950,000 | 1,839,000 | 1,802,000 | 1,957,000 | 2,125,000 | 1,869,000 | 1,916,000 | 1,890,000 | 2,077,000 | 1,876,000 | 1,819,000 | 1,717,000 | 1,728,000 | 1,628,000 | 2,148,000 | 1,728,000 | 1,871,000 | 2,215,000 | 2,429,000 | 2,878,000 | 3,516,000 | 3,668,000 | 3,445,000 | 2,672,000 | 2,681,000 | 2,585,000 | 2,803,000 | 3,089,000 | 3,485,000 | 3,599,000 | 3,150,000 | 3,076,000 | 3,127,000 | 3,059,000 | 3,314,000 | 3,703,000 | 3,654,000 | 3,683,000 | 3,673,000 | 3,732,000 | 3,935,000 | 3,975,000 | 4,209,000 | 4,528,000 | 4,609,000 | 2,917,000 | 8,708,000 | 1,446,000 | 1,314,000 | 1,405,000 | 1,339,000 | 1,103,000 | 1,496,000 | 1,342,000 | 1,200,000 | 1,400,000 | 1,700,000 | 1,700,000 | 3,900,000 | 2,900,000 | 5,800,000 | 3,300,000 | 6,000,000 | 2,900,000 | 3,000,000 | 3,400,000 | 3,400,000 | 3,800,000 | 3,300,000 | 5,500,000 | 4,100,000 | 4,200,000 | 4,100,000 | 5,000,000 | 6,100,000 | 8,700,000 | 6,000,000 | 5,500,000 | 6,400,000 | 6,600,000 | 5,400,000 | 5,000,000 | 6,000,000 | 5,500,000 | 5,600,000 | 6,600,000 | 6,300,000 | 6,900,000 |
operating income | 395,000 | 413,000 | 2,683,000 | 1,820,000 | 2,310,000 | 1,703,000 | 3,466,000 | 11,753,000 | 3,026,000 | 3,309,000 | 3,858,000 | 1,465,000 | 2,732,000 | 3,481,000 | 2,703,000 | 2,379,000 | 3,979,000 | 4,200,000 | 2,601,000 | 2,605,000 | 2,268,000 | 1,736,000 | 1,317,000 | 821,000 | -704,000 | -483,000 | 282,000 | -498,000 | -136,000 | 131,000 | -320,000 | -361,000 | -570,000 | -620,000 | -965,000 | -669,000 | -127,000 | -35,000 | -254,000 | -766,000 | -240,000 | 434,000 | 338,000 | -85,000 | 281,000 | 46,000 | -238,000 | -254,000 | -271,000 | 752,000 | 189,000 | -359,000 | -310,000 | 105,000 | 345,000 | 80,000 | 170,000 | -551,000 | -203,000 | -695,000 | 201,000 | -998,000 | -1,274,000 | -1,493,000 | -1,530,000 | -968,000 | -1,092,000 | -274,000 | -1,383,000 | -948,000 | -837,000 | -528,000 | -867,000 | -1,394,000 | -263,000 | -1,280,000 | -839,000 | 3,273,000 | -1,871,000 | -837,000 | -675,000 | -2,535,000 | -2,609,000 | -2,574,000 | -2,447,000 | -2,885,000 | -3,512,000 | -3,617,000 | -1,248,000 | -7,669,000 | -588,000 | -234,000 | -442,000 | -275,000 | 50,000 | -309,000 | -99,000 | 900,000 | -300,000 | -300,000 | -600,000 | -2,200,000 | -800,000 | -3,400,000 | -1,000,000 | -2,700,000 | -500,000 | -700,000 | -700,000 | -400,000 | -500,000 | -300,000 | -1,200,000 | -200,000 | 100,000 | -1,000,000 | -1,700,000 | -1,300,000 | -4,200,000 | -800,000 | -2,500,000 | -1,500,000 | -600,000 | -1,000,000 | -900,000 | -2,000,000 | -1,800,000 | -2,100,000 | -2,300,000 | -1,800,000 | -1,900,000 |
net income | 486,000 | -222,000 | 1,875,000 | 1,256,000 | 996,000 | 1,359,000 | 2,856,000 | 8,670,000 | 2,660,000 | 2,534,000 | 2,805,000 | 1,040,000 | 2,119,000 | 2,795,000 | 2,200,000 | 1,047,000 | 3,697,000 | 3,092,000 | 2,108,000 | 2,072,000 | 2,427,000 | 1,866,000 | 1,058,000 | 893,000 | -650,000 | 1,385,000 | 203,000 | -465,000 | -80,000 | 123,000 | -217,000 | -937,000 | 940,000 | -424,000 | -793,000 | 18,296,000 | 211,000 | 165,000 | 132,000 | -586,000 | -57,000 | 585,000 | 419,000 | 140,000 | 309,000 | 230,000 | -265,000 | -256,000 | -326,000 | 700,000 | 637,000 | -354,000 | -661,000 | 91,000 | 298,000 | 84,000 | 147,000 | -521,000 | -177,000 | -662,000 | 98,000 | -978,000 | 1,543,000 | -1,487,000 | -387,000 | -982,000 | -922,000 | -133,000 | -1,326,000 | 7,016,000 | -776,000 | -445,000 | -944,000 | -1,158,000 | 695,000 | -219,000 | 571,000 | 5,016,000 | -2,205,000 | -820,000 | -1,169,000 | -2,396,000 | -2,183,000 | 949,000 | -2,731,000 | -2,697,000 | -4,708,000 | -2,122,000 | -1,895,000 | -7,672,000 | 17,931,000 | 749,000 | -182,000 | 145,000 | -132,000 | 8,384,000 | 959,000 | -900,000 | -900,000 | 1,100,000 | 100,000 | 300,000 | 700,000 | -2,600,000 | 100,000 | -7,000,000 | -900,000 | 1,200,000 | 1,200,000 | 100,000 | 3,500,000 | -500,000 | 200,000 | 900,000 | 200,000 | -900,000 | -1,200,000 | -900,000 | -5,000,000 | -700,000 | -2,200,000 | -1,200,000 | -500,000 | 3,500,000 | -1,000,000 | -1,300,000 | -1,400,000 | 100,000 | 1,300,000 | -1,800,000 | -1,500,000 |
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