Cytek Biosciences, Inc.
CTKB- Exchange
- Nasdaq
- Industry
- Laboratory Analytical Instruments
- SEC CIK
- 0001831915
No open-market purchases or sales by Cytek Biosciences, Inc. insiders were filed in the last 90 days; 154 institutions reported holding it in 13F filings for Q2 2026, worth $361.0M in total; HHLR Advisors (Hillhouse) is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in Cytek Biosciences, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 165
- +13 vs. Q4 2025
- Shares held
- 85.1M
- +10.5M (+14.1%) vs. Q4 2025
- Total value
- $371.8M
- −$4.62M (−1.2%) vs. Q4 2025
- New holders
- 24
- 68 more added
- Sold out
- 11
- 51 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CTKB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 154 | $361.0M |
| Q1 2026 | 165 | $371.8M |
| Q4 2025 | 155 | $414.3M |
| Q3 2025 | 153 | $277.4M |
| Q2 2025 | 158 | $270.0M |
| Q1 2025 | 161 | $310.8M |
| Q4 2024 | 153 | $501.4M |
| Q3 2024 | 136 | $415.3M |
| Q2 2024 | 129 | $425.1M |
| Q1 2024 | 125 | $540.9M |
| Q4 2023 | 105 | $719.9M |
| Q3 2023 | 107 | $427.7M |
| Q2 2023 | 101 | $657.9M |
| Q1 2023 | 102 | $629.6M |
| Q4 2022 | 103 | $654.1M |
| Q3 2022 | 88 | $898.5M |
| Q2 2022 | 85 | $567.8M |
| Q1 2022 | 74 | $514.5M |
| Q4 2021 | 52 | $571.9M |
| Q3 2021 | 54 | $733.8M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Cytek Biosciences, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 21 | $0 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 6 | $27 | 0.00% | +6 | New |
| Gilpin Wealth Management, LLC | 13 | $57 | 0.00% | +4+44.4% | Added |
| Root Financial Partners, LLC | 42 | $184 | 0.00% | +42 | New |
| Farmers & Merchants Investments Inc | 60 | $262 | 0.00% | 00.0% | Unchanged |
| Ankerstar Wealth, LLC | 60 | $262 | 0.00% | +46+328.6% | Added |
| Parkside Financial Bank & Trust | 66 | $289 | 0.00% | −127−65.8% | Reduced |
| MAI Capital Management | 78 | $341 | 0.00% | +78 | New |
| Keating Financial Advisory Services, Inc. | 86 | $376 | 0.00% | +84+4,200.0% | Added |
| Wealth Preservation Advisors, LLC | 109 | $476 | 0.00% | +109 | New |
| Farther Finance Advisors, LLC | 176 | $788 | 0.00% | +81+85.3% | Added |
| Prestige Wealth Management Group LLC | 240 | $1.05K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 254 | $1.10K | 0.00% | 00.0% | Unchanged |
| Stone House Investment Management, LLC | 318 | $1.39K | 0.00% | +318 | New |
| SRS Capital Advisors, Inc. | 221 | $1.67K | 0.00% | +209+1,741.7% | Added |
| Rothschild Investment LLC | 394 | $1.72K | 0.00% | +118+42.8% | Added |
| Signaturefd, LLC | 438 | $1.91K | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 471 | $2.06K | 0.00% | +417+772.2% | Added |
| US Bancorp | 557 | $2.43K | 0.00% | +103+22.7% | Added |
| UBS Asset Management Americas Inc | 582 | $2.54K | 0.00% | −250−30.0% | Reduced |
| Bessemer Group Inc | 593 | $3.00K | 0.00% | 00.0% | Unchanged |
| Hantz Financial Services, Inc. | 587 | $3.00K | 0.00% | +298+103.1% | Added |
| True Wealth Design, LLC | 711 | $3.11K | 0.00% | +98+16.0% | Added |
| IFP Advisors, Inc | 986 | $4.31K | 0.00% | +276+38.9% | Added |
| Advisor Group Holdings, Inc. | 1,142 | $4.99K | 0.00% | +1,025+876.1% | Added |
| Allworth Financial LP | 1,390 | $6.08K | 0.00% | +341+32.5% | Added |
| Umb Bank N A | 1,405 | $6.14K | 0.00% | +23+1.7% | Added |
| GAMMA Investing LLC | 1,631 | $7.13K | 0.00% | +1,114+215.5% | Added |
| Private Wealth Management Group, LLC | 1,694 | $7.40K | 0.00% | 00.0% | Unchanged |
| Clear Street Markets LLC | 1,704 | $7.45K | 0.00% | +1,704 | New |
| EverSource Wealth Advisors, LLC | 1,821 | $7.96K | 0.00% | +242+15.3% | Added |
| Group One Trading, L.P. | 2,200 | $9.61K | 0.00% | +700+46.7% | Added |
| Royal Bank of Canada | 2,299 | $10.0K | 0.00% | −3,226−58.4% | Reduced |
| Essential Partners LLC | 2,582 | $11.3K | 0.00% | +648+33.5% | Added |
| Versant Capital Management, Inc | 2,735 | $12.0K | 0.00% | +2,300+528.7% | Added |
| Salomon & Ludwin, LLC | 2,701 | $12.2K | 0.00% | +2,241+487.2% | Added |
| Optiver Holding B.V. | 3,175 | $13.9K | 0.00% | +3,175 | New |
| Simplex Trading, LLC | 3,226 | $14.1K | 0.00% | +1,223+61.1% | Added |
| Nisa Investment Advisors, LLC | 3,754 | $16.4K | 0.00% | +101+2.8% | Added |
| Sterling Capital Management LLC | 3,919 | $17.1K | 0.00% | −2,903−42.6% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 4,313 | $18.8K | 0.00% | +825+23.7% | Added |
| SBI Securities Co., Ltd. | 5,010 | $21.9K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 5,199 | $22.7K | 0.00% | +4,173+406.7% | Added |
| Federated Hermes, Inc. | 5,335 | $23.3K | 0.00% | +756+16.5% | Added |
| California State Teachers Retirement System | 6,362 | $27.8K | 0.00% | −875−12.1% | Reduced |
| Ameritas Investment Partners, Inc. | 9,823 | $42.9K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 10,240 | $44.7K | 0.00% | +7,002+216.2% | Added |
| M&T Bank Corp | 10,308 | $45.0K | 0.00% | +51+0.5% | Added |
| Xponance, Inc. | 10,593 | $46.3K | 0.00% | +10,593 | New |
| Neuberger Berman Group LLC | 11,229 | $49.1K | 0.00% | −1,175−9.5% | Reduced |
| State of Wyoming | 12,253 | $53.5K | 0.01% | −769−5.9% | Reduced |
| Citigroup Inc | 12,454 | $54.4K | 0.00% | −9,709−43.8% | Reduced |
| Mutual of America Capital Management LLC | 12,584 | $55.0K | 0.00% | +16+0.1% | Added |
| Everhart Financial Group, Inc. | 12,962 | $56.6K | 0.00% | 00.0% | Unchanged |
| Prelude Capital Management, LLC | 13,200 | $57.7K | 0.00% | −200−1.5% | Reduced |
| Pallas Capital Advisors LLC | 13,464 | $58.8K | 0.00% | −489−3.5% | Reduced |
| AE Wealth Management LLC | 14,193 | $62.0K | 0.00% | +14,193 | New |
| Dynamic Technology Lab Private Ltd | 14,778 | $64.6K | 0.01% | −29,496−66.6% | Reduced |
| Maryland State Retirement & Pension System | 15,656 | $68.4K | 0.00% | 00.0% | Unchanged |
| NorthCrest Asset Manangement, LLC | 15,216 | $68.9K | 0.00% | +927+6.5% | Added |
| Merit Financial Group, LLC | 16,398 | $71.7K | 0.00% | +16,398 | New |
| Captrust Financial Advisors | 16,434 | $71.8K | 0.00% | +2,387+17.0% | Added |
| Victory Capital Management Inc | 17,621 | $77.0K | 0.00% | −70.0% | Reduced |
| Mariner, LLC | 17,807 | $77.8K | 0.00% | −758−4.1% | Reduced |
| The PNC Financial Services Group, Inc. | 17,927 | $78.3K | 0.00% | +1,590+9.7% | Added |
| ProShare Advisors LLC | 18,216 | $79.6K | 0.00% | −4,517−19.9% | Reduced |
| JustInvest LLC | 19,066 | $83.3K | 0.00% | +6,821+55.7% | Added |
| Axq Capital, LP | 19,708 | $86.1K | 0.01% | +584+3.1% | Added |
| Bailard, Inc. | 19,900 | $87.0K | 0.00% | −9,400−32.1% | Reduced |
| Caitong International Asset Management Co., Ltd | 20,794 | $90.9K | 0.02% | +15,650+304.2% | Added |
| State of Tennessee, Treasury Department | 22,900 | $100.1K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 24,143 | $105.5K | 0.00% | −159,096−86.8% | Reduced |
| Teachers Retirement System of the State of Kentucky | 24,338 | $107.0K | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 24,909 | $108.9K | 0.00% | +23,997+2,631.3% | Added |
| Oregon Public Employees Retirement Fund | 25,175 | $110.0K | 0.00% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 25,296 | $110.5K | 0.00% | +25,296 | New |
| Two Sigma Investments, LP | 25,600 | $111.9K | 0.00% | −4,432−14.8% | Reduced |
| Intech Investment Management LLC | 25,629 | $112.0K | 0.00% | −26,111−50.5% | Reduced |
| STRS Ohio | 26,200 | $114.5K | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 27,026 | $118.0K | 0.00% | +27,026 | New |
| Yousif Capital Management, LLC | 27,078 | $118.3K | 0.00% | +468+1.8% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 27,193 | $118.8K | 0.00% | −30−0.1% | Reduced |
| Jump Financial, LLC | 28,892 | $126.3K | 0.00% | +28,892 | New |
| Mercer Global Advisors Inc | 29,115 | $127.2K | 0.00% | +7,389+34.0% | Added |
| Police & Firemen's Retirement System of New Jersey | 29,469 | $128.8K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 31,901 | $139.0K | 0.00% | −535−1.6% | Reduced |
| Manufacturers Life Insurance Company, The | 32,199 | $140.7K | 0.00% | −3,433−9.6% | Reduced |
| Colony Group, LLC | 33,677 | $147.2K | 0.00% | +180+0.5% | Added |
| SG Americas Securities, LLC | 34,606 | $151.0K | 0.00% | −29,681−46.2% | Reduced |
| State Board of Administration of Florida Retirement System | 34,670 | $151.5K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 34,922 | $152.6K | 0.00% | 00.0% | Unchanged |
| nVerses Capital, LLC | 38,319 | $167.5K | 0.15% | +38,319 | New |
| Canada Pension Plan Investment Board | 41,300 | $180.5K | 0.00% | +41,300 | New |
| Algert Global LLC | 42,560 | $186.0K | 0.00% | +42,560 | New |
| New York State Teachers Retirement System | 44,829 | $196.0K | 0.00% | −3,634−7.5% | Reduced |
| Vanguard Global Advisers, LLC | 45,212 | $197.6K | 0.00% | +45,212 | New |
| Wells Fargo & Company | 45,277 | $197.9K | 0.00% | −87,398−65.9% | Reduced |
| Louisiana State Employees Retirement System | 48,800 | $213.3K | 0.00% | −1,600−3.2% | Reduced |
| Quantinno Capital Management LP | 51,212 | $223.8K | 0.00% | +21,564+72.7% | Added |
| Panagora Asset Management Inc | 51,593 | $225.5K | 0.00% | 00.0% | Unchanged |