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, Q2 2026
Institutional positions in Cytek Biosciences, Inc. as of Jun 30, 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
- 154
- −10 vs. Q1 2026
- Shares held
- 81.5M
- −3.49M (−4.1%) vs. Q1 2026
- Total value
- $361.0M
- −$10.5M (−2.8%) vs. Q1 2026
- New holders
- 28
- 45 more added
- Sold out
- 38
- 65 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Cytek Biosciences, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Victory Capital Management Inc | 13,655 | $60.5K | 0.00% | −3,966−22.5% | Reduced |
| SG Americas Securities, LLC | 13,056 | $58.0K | 0.00% | −21,550−62.3% | Reduced |
| Captrust Financial Advisors | 13,068 | $57.9K | 0.00% | −3,366−20.5% | Reduced |
| Everhart Financial Group, Inc. | 12,962 | $57.4K | 0.00% | 00.0% | Unchanged |
| Caxton Associates LLP | 11,931 | $52.9K | 0.00% | +11,931 | New |
| Legal & General Group Plc | 11,810 | $52.3K | 0.00% | −171,050−93.5% | Reduced |
| Xponance, Inc. | 11,573 | $51.3K | 0.00% | +980+9.3% | Added |
| AE Wealth Management LLC | 11,512 | $51.0K | 0.00% | −2,681−18.9% | Reduced |
| Pallas Capital Advisors LLC | 11,269 | $49.9K | 0.00% | −2,195−16.3% | Reduced |
| Two Sigma Securities, LLC | 11,180 | $49.5K | 0.00% | +11,180 | New |
| Brevan Howard Capital Management LP | 10,438 | $46.2K | 0.00% | +10,438 | New |
| Ameritas Investment Partners, Inc. | 9,823 | $43.5K | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 6,536 | $29.0K | 0.00% | +6,536 | New |
| State of Alaska, Department of Revenue | 6,456 | $28.0K | 0.00% | −54,813−89.5% | Reduced |
| Federated Hermes, Inc. | 6,078 | $26.9K | 0.00% | +743+13.9% | Added |
| Royal Bank of Canada | 4,375 | $19.0K | 0.00% | +2,076+90.3% | Added |
| Caitong International Asset Management Co., Ltd | 3,322 | $14.7K | 0.00% | −17,472−84.0% | Reduced |
| SBI Securities Co., Ltd. | 3,010 | $13.3K | 0.00% | −2,000−39.9% | Reduced |
| Sterling Capital Management LLC | 2,451 | $10.9K | 0.00% | −1,468−37.5% | Reduced |
| Rockefeller Capital Management L.P. | 2,418 | $10.7K | 0.00% | −2,781−53.5% | Reduced |
| The PNC Financial Services Group, Inc. | 2,022 | $8.96K | 0.00% | −15,905−88.7% | Reduced |
| Private Wealth Management Group, LLC | 1,694 | $7.50K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 1,647 | $7.30K | 0.00% | −4,715−74.1% | Reduced |
| Essential Partners LLC | 1,531 | $6.78K | 0.00% | −1,051−40.7% | Reduced |
| Fifth Third Bancorp | 1,452 | $6.43K | 0.00% | −23,457−94.2% | Reduced |
| EverSource Wealth Advisors, LLC | 1,221 | $5.41K | 0.00% | −600−32.9% | Reduced |
| Allworth Financial LP | 1,181 | $5.23K | 0.00% | −209−15.0% | Reduced |
| GAMMA Investing LLC | 989 | $4.38K | 0.00% | −642−39.4% | Reduced |
| Global Retirement Partners, LLC | 932 | $4.13K | 0.00% | +932 | New |
| Umb Bank N A | 833 | $3.69K | 0.00% | −572−40.7% | Reduced |
| Bessemer Group Inc | 593 | $3.00K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 597 | $2.65K | 0.00% | −389−39.5% | Reduced |
| UBS Asset Management Americas Inc | 582 | $2.58K | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 569 | $2.52K | 0.00% | −142−20.0% | Reduced |
| Nisa Investment Advisors, LLC | 558 | $2.47K | 0.00% | −3,196−85.1% | Reduced |
| US Bancorp | 536 | $2.37K | 0.00% | −21−3.8% | Reduced |
| Versant Capital Management, Inc | 515 | $2.28K | 0.00% | −2,220−81.2% | Reduced |
| Larson Financial Group LLC | 435 | $1.93K | 0.00% | −36−7.6% | Reduced |
| Rothschild Investment LLC | 299 | $1.32K | 0.00% | −95−24.1% | Reduced |
| Salomon & Ludwin, LLC | 279 | $1.28K | 0.00% | −2,422−89.7% | Reduced |
| Jones Financial Companies LLLP | 254 | $1.14K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 250 | $1.11K | 0.00% | −1,950−88.6% | Reduced |
| Prestige Wealth Management Group LLC | 240 | $1.06K | 0.00% | 00.0% | Unchanged |
| Hantz Financial Services, Inc. | 133 | $1.00K | 0.00% | −454−77.3% | Reduced |
| Advisor Group Holdings, Inc. | 185 | $819 | 0.00% | −957−83.8% | Reduced |
| Farther Finance Advisors, LLC | 145 | $641 | 0.00% | −31−17.6% | Reduced |
| Fortitude Family Office, LLC | 115 | $509 | 0.00% | +115 | New |
| Plante Moran Financial Advisors, LLC | 73 | $323 | 0.00% | +73 | New |
| Farmers & Merchants Investments Inc | 60 | $266 | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 47 | $209 | 0.00% | +47 | New |
| Signaturefd, LLC | 34 | $151 | 0.00% | −404−92.2% | Reduced |
| Davis Capital Management | 12 | $53 | 0.00% | +12 | New |
| Gilpin Wealth Management, LLC | 9 | $40 | 0.00% | −4−30.8% | Reduced |
| Covestor Ltd | 71 | $0 | 0.00% | +50+238.1% | Added |
| Brown Capital Management LLC | 0 | $0 | 0.00% | −1,480,506−100.0% | Sold out |
| Simcoe Capital LLC | 0 | $0 | 0.00% | −882,113−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −534,759−100.0% | Sold out |
| Public Sector Pension Investment Board | 0 | $0 | 0.00% | −394,718−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −104,046−100.0% | Sold out |
| Thrivent Financial for Lutherans | 0 | $0 | 0.00% | −73,399−100.0% | Sold out |
| Illinois Municipal Retirement Fund | 0 | $0 | 0.00% | −60,877−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −51,593−100.0% | Sold out |
| Louisiana State Employees Retirement System | 0 | $0 | 0.00% | −48,800−100.0% | Sold out |
| New York State Teachers Retirement System | 0 | $0 | 0.00% | −44,829−100.0% | Sold out |
| nVerses Capital, LLC | 0 | $0 | 0.00% | −38,319−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −31,901−100.0% | Sold out |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 0 | $0 | 0.00% | −27,193−100.0% | Sold out |
| Yousif Capital Management, LLC | 0 | $0 | 0.00% | −27,078−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −27,026−100.0% | Sold out |
| Oregon Public Employees Retirement Fund | 0 | $0 | 0.00% | −25,175−100.0% | Sold out |
| Teachers Retirement System of the State of Kentucky | 0 | $0 | 0.00% | −24,338−100.0% | Sold out |
| JustInvest LLC | 0 | $0 | 0.00% | −19,066−100.0% | Sold out |
| Mariner, LLC | 0 | $0 | 0.00% | −17,807−100.0% | Sold out |
| Merit Financial Group, LLC | 0 | $0 | 0.00% | −16,398−100.0% | Sold out |
| Maryland State Retirement & Pension System | 0 | $0 | 0.00% | −15,656−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −14,778−100.0% | Sold out |
| Mutual of America Capital Management LLC | 0 | $0 | 0.00% | −12,584−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −12,253−100.0% | Sold out |
| Neuberger Berman Group LLC | 0 | $0 | 0.00% | −11,229−100.0% | Sold out |
| M&T Bank Corp | 0 | $0 | 0.00% | −10,308−100.0% | Sold out |
| Pinnacle Wealth Planning Services, Inc. | 0 | $0 | 0.00% | −4,313−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −3,226−100.0% | Sold out |
| Optiver Holding B.V. | 0 | $0 | 0.00% | −3,175−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −1,704−100.0% | Sold out |
| Stone House Investment Management, LLC | 0 | $0 | 0.00% | −318−100.0% | Sold out |
| Wealth Preservation Advisors, LLC | 0 | $0 | 0.00% | −109−100.0% | Sold out |
| Keating Financial Advisory Services, Inc. | 0 | $0 | 0.00% | −86−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −78−100.0% | Sold out |
| Parkside Financial Bank & Trust | 0 | $0 | 0.00% | −66−100.0% | Sold out |
| Ankerstar Wealth, LLC | 0 | $0 | 0.00% | −60−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −42−100.0% | Sold out |
| SJS Investment Consulting Inc. | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| CWM, LLC | – | – | – | – | Not filed |