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, Q3 2025
Institutional positions in Cytek Biosciences, Inc. as of Sep 30, 2025. 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
- 153
- −4 vs. Q2 2025
- Shares held
- 80.0M
- +622.2K (+0.8%) vs. Q2 2025
- Total value
- $277.4M
- +$7.47M (+2.8%) vs. Q2 2025
- New holders
- 20
- 62 more added
- Sold out
- 24
- 53 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Cytek Biosciences, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 21 | $0 | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 12 | $42 | 0.00% | +12 | New |
| Advisor Group Holdings, Inc. | 20 | $82 | 0.00% | 00.0% | Unchanged |
| Farmers & Merchants Investments Inc | 60 | $208 | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 66 | $230 | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 81 | $281 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 95 | $330 | 0.00% | −4,776−98.0% | Reduced |
| Rockefeller Capital Management L.P. | 175 | $607 | 0.00% | +175 | New |
| Prestige Wealth Management Group LLC | 240 | $833 | 0.00% | +240 | New |
| Jones Financial Companies LLLP | 254 | $864 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 265 | $920 | 0.00% | +115+76.7% | Added |
| Bessemer Group Inc | 312 | $1.00K | 0.00% | +312 | New |
| Salomon & Ludwin, LLC | 279 | $1.11K | 0.00% | +279 | New |
| Versant Capital Management, Inc | 435 | $1.51K | 0.00% | +284+188.1% | Added |
| Signaturefd, LLC | 438 | $1.52K | 0.00% | +34+8.4% | Added |
| US Bancorp | 454 | $1.57K | 0.00% | −17,354−97.5% | Reduced |
| Simplex Trading, LLC | 685 | $2.00K | 0.00% | +470+218.6% | Added |
| IFP Advisors, Inc | 710 | $2.46K | 0.00% | +102+16.8% | Added |
| True Wealth Design, LLC | 817 | $2.83K | 0.00% | −32−3.8% | Reduced |
| Fifth Third Bancorp | 860 | $2.98K | 0.00% | −836−49.3% | Reduced |
| Umb Bank N A | 931 | $3.23K | 0.00% | +67+7.8% | Added |
| Allworth Financial LP | 997 | $3.46K | 0.00% | +680+214.5% | Added |
| Optiver Holding B.V. | 1,036 | $3.60K | 0.00% | +1,036 | New |
| Clearstead Advisors, LLC | 1,075 | $3.73K | 0.00% | +448+71.5% | Added |
| Private Wealth Management Group, LLC | 1,694 | $5.88K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 1,785 | $6.19K | 0.00% | +5+0.3% | Added |
| Essential Partners LLC | 2,376 | $8.24K | 0.00% | +624+35.6% | Added |
| SBI Securities Co., Ltd. | 2,510 | $8.71K | 0.00% | −10−0.4% | Reduced |
| Caitong International Asset Management Co., Ltd | 2,756 | $9.56K | 0.01% | +2,756 | New |
| Royal Bank of Canada | 4,122 | $15.0K | 0.00% | −18,326−81.6% | Reduced |
| Federated Hermes, Inc. | 4,348 | $15.1K | 0.00% | −2,873−39.8% | Reduced |
| Nisa Investment Advisors, LLC | 4,880 | $16.9K | 0.00% | +327+7.2% | Added |
| Tower Research Capital LLC (TRC) | 7,875 | $27.3K | 0.00% | −11,885−60.1% | Reduced |
| Sterling Capital Management LLC | 8,113 | $28.2K | 0.00% | +4,921+154.2% | Added |
| California State Teachers Retirement System | 8,801 | $30.5K | 0.00% | −96,384−91.6% | Reduced |
| Ameritas Investment Partners, Inc. | 9,823 | $34.1K | 0.00% | −2,219−18.4% | Reduced |
| State of Wyoming | 10,754 | $37.3K | 0.00% | +1,216+12.7% | Added |
| CIBC Asset Management Inc | 11,100 | $38.5K | 0.00% | 00.0% | Unchanged |
| Point72 Asia (Singapore) Pte. Ltd. | 11,198 | $38.9K | 0.01% | −20,397−64.6% | Reduced |
| JustInvest LLC | 11,558 | $40.1K | 0.00% | −837−6.8% | Reduced |
| Mutual of America Capital Management LLC | 12,256 | $42.5K | 0.00% | −923−7.0% | Reduced |
| CIBC Bancorp USA Inc. | 12,533 | $43.5K | 0.00% | +12,533 | New |
| Everhart Financial Group, Inc. | 12,962 | $45.0K | 0.00% | 00.0% | Unchanged |
| Pallas Capital Advisors LLC | 14,405 | $50.0K | 0.00% | +336+2.4% | Added |
| Captrust Financial Advisors | 15,278 | $53.0K | 0.00% | +2,574+20.3% | Added |
| NorthCrest Asset Manangement, LLC | 14,282 | $54.1K | 0.00% | −976−6.4% | Reduced |
| The PNC Financial Services Group, Inc. | 17,324 | $60.1K | 0.00% | +846+5.1% | Added |
| Victory Capital Management Inc | 20,433 | $70.9K | 0.00% | −852−4.0% | Reduced |
| Point72 (DIFC) Ltd | 20,489 | $71.1K | 0.00% | +12,308+150.4% | Added |
| Mercer Global Advisors Inc | 21,734 | $75.4K | 0.00% | +21,734 | New |
| ProShare Advisors LLC | 22,004 | $76.4K | 0.00% | −3,966−15.3% | Reduced |
| Two Sigma Securities, LLC | 23,379 | $81.1K | 0.01% | +23,379 | New |
| BNP Paribas Arbitrage, SA | 23,816 | $82.6K | 0.00% | +11,838+98.8% | Added |
| Teachers Retirement System of the State of Kentucky | 24,338 | $85.0K | 0.00% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 24,675 | $85.6K | 0.00% | +1,200+5.1% | Added |
| STRS Ohio | 26,200 | $90.9K | 0.00% | 00.0% | Unchanged |
| Comerica Bank | 26,792 | $93.0K | 0.00% | −3,621−11.9% | Reduced |
| Mariner, LLC | 26,902 | $93.3K | 0.00% | +9,663+56.1% | Added |
| Yousif Capital Management, LLC | 27,581 | $95.7K | 0.00% | −3,621−11.6% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 27,864 | $96.7K | 0.00% | +1,524+5.8% | Added |
| Skopos Labs, Inc. | 28,452 | $101.0K | 0.01% | −2,212−7.2% | Reduced |
| Bailard, Inc. | 29,300 | $101.7K | 0.00% | +29,300 | New |
| Police & Firemen's Retirement System of New Jersey | 29,469 | $102.3K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 30,259 | $105.0K | 0.00% | +30,259 | New |
| Amalgamated Bank | 31,934 | $111.0K | 0.00% | +2,003+6.7% | Added |
| Quantbot Technologies LP | 33,907 | $117.7K | 0.00% | +9,176+37.1% | Added |
| State Board of Administration of Florida Retirement System | 34,670 | $120.3K | 0.00% | 00.0% | Unchanged |
| Dynamic Technology Lab Private Ltd | 35,119 | $122.0K | 0.02% | −10,595−23.2% | Reduced |
| Boston Partners | 37,183 | $129.0K | 0.00% | +37,183 | New |
| Oxford Asset Management LLP | 37,509 | $130.2K | 0.04% | +24,836+196.0% | Added |
| Wealth Enhancement Advisory Services, LLC | 36,375 | $137.9K | 0.00% | +5,308+17.1% | Added |
| Manufacturers Life Insurance Company, The | 40,713 | $141.3K | 0.00% | −3,728−8.4% | Reduced |
| Brevan Howard Capital Management LP | 47,480 | $164.8K | 0.00% | −7,642−13.9% | Reduced |
| New York State Teachers Retirement System | 48,463 | $168.0K | 0.00% | 00.0% | Unchanged |
| Intech Investment Management LLC | 48,498 | $168.3K | 0.00% | +1,556+3.3% | Added |
| Citigroup Inc | 49,973 | $173.4K | 0.00% | −59,670−54.4% | Reduced |
| Louisiana State Employees Retirement System | 50,300 | $174.5K | 0.00% | +2,400+5.0% | Added |
| Cerity Partners LLC | 51,989 | $180.4K | 0.00% | +627+1.2% | Added |
| CWM, LLC | 55,066 | $191.0K | 0.00% | +9,646+21.2% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 55,255 | $191.7K | 0.00% | −9,135−14.2% | Reduced |
| State of Tennessee, Treasury Department | 58,883 | $204.3K | 0.00% | +34,173+138.3% | Added |
| SG Americas Securities, LLC | 59,604 | $207.0K | 0.00% | +46,956+371.3% | Added |
| State of Alaska, Department of Revenue | 61,509 | $213.0K | 0.00% | +556+0.9% | Added |
| Two Sigma Advisers, LP | 61,600 | $213.8K | 0.00% | +61,600 | New |
| Price T Rowe Associates Inc | 62,135 | $216.0K | 0.00% | +5,314+9.4% | Added |
| Panagora Asset Management Inc | 62,598 | $217.2K | 0.00% | −225,664−78.3% | Reduced |
| ExodusPoint Capital Management, LP | 62,970 | $218.5K | 0.00% | −171,727−73.2% | Reduced |
| MetLife Investment Management | 69,880 | $242.5K | 0.00% | −3,418−4.7% | Reduced |
| XTX Topco Ltd | 72,546 | $251.7K | 0.01% | −42,855−37.1% | Reduced |
| Thrivent Financial for Lutherans | 78,934 | $274.0K | 0.00% | +3,495+4.6% | Added |
| Public Employees Retirement System of Ohio | 81,106 | $281.4K | 0.00% | +12,200+17.7% | Added |
| Citadel Advisors LLC | 82,304 | $285.6K | 0.00% | −534,781−86.7% | Reduced |
| Aquatic Capital Management LLC | 84,150 | $292.0K | 0.01% | +63,900+315.6% | Added |
| Franklin Resources Inc | 86,768 | $301.1K | 0.00% | +10,180+13.3% | Added |
| Deutsche Bank AG | 89,020 | $308.9K | 0.00% | +11,972+15.5% | Added |
| Wells Fargo & Company | 90,401 | $313.7K | 0.00% | +14,950+19.8% | Added |
| PDT Partners, LLC | 91,869 | $318.8K | 0.02% | 00.0% | Unchanged |
| Caxton Associates LLP | 93,408 | $324.1K | 0.01% | −10,057−9.7% | Reduced |
| Numerai GP LLC | 106,495 | $369.5K | 0.05% | −315,823−74.8% | Reduced |
| Creative Planning | 108,631 | $376.9K | 0.00% | +52,954+95.1% | Added |