Cytek Biosciences, Inc. - CTKB
Insiders (Form 4) · last 180 days · showing up to 200 transactions
· Form 144 is shown in the SEC filings tab
· Updating…
Visible: 0
Transaction codes:
P = Open-market purchase ·
S = Open-market sale ·
A = Grant/award ·
M = Exercise/conversion of derivative ·
G = Gift ·
F = Tax withholding ·
J = Other ·
A/D:
A = Acquired (buy/receive) ·
D = Disposed (sell/give)
| Filed | Owner | Title | Code | A/D | Shares | Price | Value | Shares after | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Mar 13, 2026 | CHIEF TECHNOLOGY OFFICER | G | D | 1,176,000.0 | 0.0 | 0.0 | 4,915,933.0 | View | |
| Mar 12, 2026 | CHIEF TECHNOLOGY OFFICER | M | D | 8,217.0 | 0.0 | 0.0 | 73,958.0 | View | |
| Mar 12, 2026 | CHIEF TECHNOLOGY OFFICER | M | D | 7,366.0 | 0.0 | 0.0 | 44,203.0 | View | |
| Mar 12, 2026 | CHIEF TECHNOLOGY OFFICER | M | D | 9,817.0 | 0.0 | 0.0 | 29,460.0 | View | |
| Mar 12, 2026 | CHIEF TECHNOLOGY OFFICER | A | A | 227,535.0 | 0.0 | 0.0 | 227,535.0 | View | |
| Mar 12, 2026 | CHIEF TECHNOLOGY OFFICER | A | A | 120,688.0 | 0.0 | 0.0 | 120,688.0 | View | |
| Mar 12, 2026 | CHIEF TECHNOLOGY OFFICER | F | D | 2,397.0 | 4.23 | 10,139.31 | 6,091,933.0 | View | |
| Mar 12, 2026 | CHIEF TECHNOLOGY OFFICER | M | A | 8,217.0 | — | — | 6,094,330.0 | View | |
| Mar 12, 2026 | CHIEF TECHNOLOGY OFFICER | F | D | 2,287.0 | 4.23 | 9,674.01 | 6,086,113.0 | View | |
| Mar 12, 2026 | CHIEF TECHNOLOGY OFFICER | M | A | 7,366.0 | — | — | 6,088,400.0 | View | |
| Mar 12, 2026 | CHIEF TECHNOLOGY OFFICER | F | D | 3,047.0 | 4.23 | 12,888.81 | 6,081,034.0 | View | |
| Mar 12, 2026 | CHIEF TECHNOLOGY OFFICER | M | A | 9,817.0 | — | — | 6,084,081.0 | View | |
| Mar 12, 2026 | Chief Financial Officer | M | D | 17,401.0 | 0.0 | 0.0 | 156,613.0 | View | |
| Mar 12, 2026 | Chief Financial Officer | M | D | 6,320.0 | 0.0 | 0.0 | 56,889.0 | View | |
| Mar 12, 2026 | Chief Financial Officer | A | A | 256,790.0 | 0.0 | 0.0 | 256,790.0 | View | |
| Mar 12, 2026 | Chief Financial Officer | A | A | 136,205.0 | 0.0 | 0.0 | 136,205.0 | View | |
| Mar 12, 2026 | Chief Financial Officer | F | D | 7,145.0 | 4.23 | 30,223.35 | 94,687.0 | View | |
| Mar 12, 2026 | Chief Financial Officer | M | A | 17,401.0 | — | — | 101,832.0 | View | |
| Mar 12, 2026 | Chief Financial Officer | F | D | 2,603.0 | 4.23 | 11,010.69 | 84,431.0 | View | |
| Mar 12, 2026 | Chief Financial Officer | M | A | 6,320.0 | — | — | 87,034.0 | View | |
| Mar 12, 2026 | PRESIDENT AND CEO | M | D | 38,669.0 | 0.0 | 0.0 | 348,030.0 | View | |
| Mar 12, 2026 | PRESIDENT AND CEO | M | D | 29,467.0 | 0.0 | 0.0 | 176,806.0 | View | |
| Mar 12, 2026 | PRESIDENT AND CEO | M | D | 15,708.0 | 0.0 | 0.0 | 47,129.0 | View | |
| Mar 12, 2026 | PRESIDENT AND CEO | A | A | 915,407.0 | 0.0 | 0.0 | 915,407.0 | View | |
| Mar 12, 2026 | PRESIDENT AND CEO | A | A | 485,545.0 | 0.0 | 0.0 | 485,545.0 | View | |
| Mar 12, 2026 | PRESIDENT AND CEO | F | D | 9,416.0 | 4.23 | 39,829.68 | 5,422,683.0 | View | |
| Mar 12, 2026 | PRESIDENT AND CEO | M | A | 38,669.0 | — | — | 5,432,099.0 | View | |
| Mar 12, 2026 | PRESIDENT AND CEO | F | D | 7,747.0 | 4.23 | 32,769.81 | 5,393,430.0 | View | |
| Mar 12, 2026 | PRESIDENT AND CEO | M | A | 29,467.0 | — | — | 5,401,177.0 | View | |
| Mar 12, 2026 | PRESIDENT AND CEO | F | D | 3,825.0 | 4.23 | 16,179.75 | 5,371,710.0 | View | |
| Mar 12, 2026 | PRESIDENT AND CEO | M | A | 15,708.0 | — | — | 5,375,535.0 | View | |
| Mar 12, 2026 | SVP, GLOBAL SALES AND SERVICES | M | D | 4,833.0 | 0.0 | 0.0 | 43,505.0 | View | |
| Mar 12, 2026 | SVP, GLOBAL SALES AND SERVICES | M | D | 2,946.0 | 0.0 | 0.0 | 17,682.0 | View | |
| Mar 12, 2026 | SVP, GLOBAL SALES AND SERVICES | M | D | 2,049.0 | 0.0 | 0.0 | 6,665.0 | View | |
| Mar 12, 2026 | SVP, GLOBAL SALES AND SERVICES | A | A | 133,226.0 | 0.0 | 0.0 | 133,226.0 | View | |
| Mar 12, 2026 | SVP, GLOBAL SALES AND SERVICES | A | A | 70,665.0 | 0.0 | 0.0 | 70,665.0 | View | |
| Mar 12, 2026 | SVP, GLOBAL SALES AND SERVICES | F | D | 1,496.0 | 4.23 | 6,328.08 | 35,687.0 | View | |
| Mar 12, 2026 | SVP, GLOBAL SALES AND SERVICES | M | A | 4,833.0 | — | — | 37,183.0 | View | |
| Mar 12, 2026 | SVP, GLOBAL SALES AND SERVICES | F | D | 912.0 | 4.23 | 3,857.76 | 32,350.0 | View | |
| Mar 12, 2026 | SVP, GLOBAL SALES AND SERVICES | M | A | 2,946.0 | — | — | 33,262.0 | View | |
| Mar 12, 2026 | SVP, GLOBAL SALES AND SERVICES | F | D | 635.0 | 4.23 | 2,686.05 | 30,316.0 | View | |
| Mar 12, 2026 | SVP, GLOBAL SALES AND SERVICES | M | A | 2,049.0 | — | — | 30,951.0 | View | |
| Mar 12, 2026 | CHIEF LEGAL OFFICER | M | D | 14,501.0 | 0.0 | 0.0 | 130,512.0 | View | |
| Mar 12, 2026 | CHIEF LEGAL OFFICER | M | D | 10,313.0 | 0.0 | 0.0 | 61,884.0 | View | |
| Mar 12, 2026 | CHIEF LEGAL OFFICER | M | D | 4,908.0 | 0.0 | 0.0 | 14,734.0 | View | |
| Mar 12, 2026 | CHIEF LEGAL OFFICER | A | A | 226,453.0 | 0.0 | 0.0 | 226,453.0 | View | |
| Mar 12, 2026 | CHIEF LEGAL OFFICER | A | A | 120,114.0 | 0.0 | 0.0 | 120,114.0 | View | |
| Mar 12, 2026 | CHIEF LEGAL OFFICER | F | D | 5,740.0 | 4.23 | 24,280.2 | 134,436.0 | View | |
| Mar 12, 2026 | CHIEF LEGAL OFFICER | M | A | 14,501.0 | — | — | 140,176.0 | View | |
| Mar 12, 2026 | CHIEF LEGAL OFFICER | F | D | 4,247.0 | 4.23 | 17,964.81 | 125,675.0 | View | |
| Mar 12, 2026 | CHIEF LEGAL OFFICER | M | A | 10,313.0 | — | — | 129,922.0 | View | |
| Mar 12, 2026 | CHIEF LEGAL OFFICER | F | D | 1,761.0 | 4.23 | 7,449.03 | 119,609.0 | View | |
| Mar 12, 2026 | CHIEF LEGAL OFFICER | M | A | 4,908.0 | — | — | 121,370.0 | View | |
| Mar 12, 2026 | — | M | D | 6,107.0 | 0.0 | 0.0 | 57,004.0 | View | |
| Mar 12, 2026 | — | M | A | 6,107.0 | — | — | 16,285.0 | View | |
| Mar 12, 2026 | — | M | D | 2,908.0 | 0.0 | 0.0 | 10,911.0 | View | |
| Mar 12, 2026 | — | M | A | 2,908.0 | — | — | 15,267.0 | View | |
| Feb 20, 2026 | CHIEF TECHNOLOGY OFFICER | M | D | 1,332.0 | 0.0 | 0.0 | 0.0 | View | |
| Feb 20, 2026 | CHIEF TECHNOLOGY OFFICER | F | D | 395.0 | 4.2 | 1,659.0 | 6,074,264.0 | View | |
| Feb 20, 2026 | CHIEF TECHNOLOGY OFFICER | M | A | 1,332.0 | — | — | 6,074,659.0 | View | |
| Feb 20, 2026 | PRESIDENT AND CEO | M | D | 4,514.0 | 0.0 | 0.0 | 0.0 | View | |
| Feb 20, 2026 | PRESIDENT AND CEO | F | D | 1,339.0 | 4.2 | 5,623.8 | 5,359,827.0 | View | |
| Feb 20, 2026 | PRESIDENT AND CEO | M | A | 4,514.0 | — | — | 5,361,166.0 | View | |
| Feb 20, 2026 | CHIEF LEGAL OFFICER | M | D | 1,346.0 | 0.0 | 0.0 | 0.0 | View | |
| Feb 20, 2026 | CHIEF LEGAL OFFICER | F | D | 525.0 | 4.2 | 2,205.0 | 116,462.0 | View | |
| Feb 20, 2026 | CHIEF LEGAL OFFICER | M | A | 1,346.0 | — | — | 116,987.0 | View | |
| Nov 20, 2025 | CHIEF LEGAL OFFICER | M | D | 10,875.0 | 0.0 | 0.0 | 145,013.0 | View | |
| Nov 20, 2025 | CHIEF LEGAL OFFICER | M | D | 7,735.0 | 0.0 | 0.0 | 72,197.0 | View | |
| Nov 20, 2025 | CHIEF LEGAL OFFICER | M | D | 3,681.0 | 0.0 | 0.0 | 19,642.0 | View | |
| Nov 20, 2025 | CHIEF LEGAL OFFICER | M | D | 2,016.0 | 0.0 | 0.0 | 1,346.0 | View | |
| Nov 20, 2025 | CHIEF LEGAL OFFICER | F | D | 3,497.0 | 5.53 | 19,338.41 | 115,641.0 | View | |
| Nov 20, 2025 | CHIEF LEGAL OFFICER | M | A | 10,875.0 | — | — | 119,138.0 | View | |
| Nov 20, 2025 | CHIEF LEGAL OFFICER | F | D | 2,487.0 | 5.53 | 13,753.11 | 108,263.0 | View | |
| Nov 20, 2025 | CHIEF LEGAL OFFICER | M | A | 7,735.0 | — | — | 110,750.0 | View | |
| Nov 20, 2025 | CHIEF LEGAL OFFICER | F | D | 1,184.0 | 5.53 | 6,547.52 | 103,015.0 | View | |
| Nov 20, 2025 | CHIEF LEGAL OFFICER | M | A | 3,681.0 | — | — | 104,199.0 | View | |
| Nov 20, 2025 | CHIEF LEGAL OFFICER | F | D | 649.0 | 5.53 | 3,588.97 | 100,518.0 | View | |
| Nov 20, 2025 | CHIEF LEGAL OFFICER | M | A | 2,016.0 | — | — | 101,167.0 | View | |
| Nov 20, 2025 | — | M | D | 2,181.0 | 0.0 | 0.0 | 13,819.0 | View | |
| Nov 20, 2025 | — | M | A | 2,181.0 | — | — | 12,359.0 | View | |
| Nov 20, 2025 | PRESIDENT AND CEO | M | D | 29,002.0 | 0.0 | 0.0 | 386,699.0 | View | |
| Nov 20, 2025 | PRESIDENT AND CEO | M | D | 22,100.0 | 0.0 | 0.0 | 206,273.0 | View | |
| Nov 20, 2025 | PRESIDENT AND CEO | M | D | 11,781.0 | 0.0 | 0.0 | 62,837.0 | View | |
| Nov 20, 2025 | PRESIDENT AND CEO | M | D | 6,758.0 | 0.0 | 0.0 | 4,514.0 | View | |
| Nov 20, 2025 | PRESIDENT AND CEO | F | D | 11,413.0 | 5.53 | 63,113.89 | 5,356,652.0 | View | |
| Nov 20, 2025 | PRESIDENT AND CEO | M | A | 29,002.0 | — | — | 5,368,065.0 | View | |
| Nov 20, 2025 | PRESIDENT AND CEO | F | D | 8,697.0 | 5.53 | 48,094.41 | 5,339,063.0 | View | |
| Nov 20, 2025 | PRESIDENT AND CEO | M | A | 22,100.0 | — | — | 5,347,760.0 | View | |
| Nov 20, 2025 | PRESIDENT AND CEO | F | D | 4,636.0 | 5.53 | 25,637.08 | 5,325,660.0 | View | |
| Nov 20, 2025 | PRESIDENT AND CEO | M | A | 11,781.0 | — | — | 5,330,296.0 | View | |
| Nov 20, 2025 | PRESIDENT AND CEO | F | D | 2,660.0 | 5.53 | 14,709.8 | 5,318,515.0 | View | |
| Nov 20, 2025 | PRESIDENT AND CEO | M | A | 6,758.0 | — | — | 5,321,175.0 | View | |
| Nov 20, 2025 | CHIEF TECHNOLOGY OFFICER | M | D | 6,162.0 | 0.0 | 0.0 | 82,175.0 | View | |
| Nov 20, 2025 | CHIEF TECHNOLOGY OFFICER | M | D | 5,525.0 | 0.0 | 0.0 | 51,569.0 | View | |
| Nov 20, 2025 | CHIEF TECHNOLOGY OFFICER | M | D | 7,363.0 | 0.0 | 0.0 | 39,277.0 | View | |
| Nov 20, 2025 | CHIEF TECHNOLOGY OFFICER | M | D | 1,981.0 | 0.0 | 0.0 | 1,332.0 | View | |
| Nov 20, 2025 | CHIEF TECHNOLOGY OFFICER | F | D | 1,501.0 | 5.53 | 8,300.53 | 6,073,327.0 | View | |
| Nov 20, 2025 | CHIEF TECHNOLOGY OFFICER | M | A | 6,162.0 | — | — | 6,074,828.0 | View | |
| Nov 20, 2025 | CHIEF TECHNOLOGY OFFICER | F | D | 1,346.0 | 5.53 | 7,443.38 | 6,068,666.0 | View | |
| Nov 20, 2025 | CHIEF TECHNOLOGY OFFICER | M | A | 5,525.0 | — | — | 6,070,012.0 | View | |
| Nov 20, 2025 | CHIEF TECHNOLOGY OFFICER | F | D | 1,793.0 | 5.53 | 9,915.29 | 6,064,487.0 | View | |
| Nov 20, 2025 | CHIEF TECHNOLOGY OFFICER | M | A | 7,363.0 | — | — | 6,066,280.0 | View | |
| Nov 20, 2025 | CHIEF TECHNOLOGY OFFICER | F | D | 483.0 | 5.53 | 2,670.99 | 6,058,917.0 | View | |
| Nov 20, 2025 | CHIEF TECHNOLOGY OFFICER | M | A | 1,981.0 | — | — | 6,059,400.0 | View | |
| Nov 20, 2025 | SVP, GLOBAL SALES AND SERVICES | M | D | 3,625.0 | 0.0 | 0.0 | 48,338.0 | View | |
| Nov 20, 2025 | SVP, GLOBAL SALES AND SERVICES | M | D | 2,210.0 | 0.0 | 0.0 | 20,628.0 | View | |
| Nov 20, 2025 | SVP, GLOBAL SALES AND SERVICES | M | D | 1,536.0 | 0.0 | 0.0 | 8,714.0 | View | |
| Nov 20, 2025 | SVP, GLOBAL SALES AND SERVICES | F | D | 927.0 | 5.53 | 5,126.31 | 28,902.0 | View | |
| Nov 20, 2025 | SVP, GLOBAL SALES AND SERVICES | M | A | 3,625.0 | — | — | 29,829.0 | View | |
| Nov 20, 2025 | SVP, GLOBAL SALES AND SERVICES | F | D | 565.0 | 5.53 | 3,124.45 | 26,204.0 | View | |
| Nov 20, 2025 | SVP, GLOBAL SALES AND SERVICES | M | A | 2,210.0 | — | — | 26,769.0 | View | |
| Nov 20, 2025 | SVP, GLOBAL SALES AND SERVICES | F | D | 393.0 | 5.53 | 2,173.29 | 24,559.0 | View | |
| Nov 20, 2025 | SVP, GLOBAL SALES AND SERVICES | M | A | 1,536.0 | — | — | 24,952.0 | View | |
| Nov 20, 2025 | — | M | D | 6,107.0 | 0.0 | 0.0 | 63,111.0 | View | |
| Nov 20, 2025 | — | M | A | 6,107.0 | — | — | 10,178.0 | View | |
| Nov 20, 2025 | Chief Financial Officer | M | D | 13,051.0 | 0.0 | 0.0 | 174,014.0 | View | |
| Nov 20, 2025 | Chief Financial Officer | M | D | 6,320.0 | 0.0 | 0.0 | 63,209.0 | View | |
| Nov 20, 2025 | Chief Financial Officer | F | D | 4,196.0 | 5.53 | 23,203.88 | 80,714.0 | View | |
| Nov 20, 2025 | Chief Financial Officer | M | A | 13,051.0 | — | — | 84,910.0 | View | |
| Nov 20, 2025 | Chief Financial Officer | F | D | 2,032.0 | 5.53 | 11,236.96 | 71,859.0 | View | |
| Nov 20, 2025 | Chief Financial Officer | M | A | 6,320.0 | — | — | 73,891.0 | View |