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, Q4 2021
Institutional positions in Cytek Biosciences, Inc. as of Dec 31, 2021. 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
- 52
- −2 vs. Q3 2021
- Shares held
- 35.0M
- +686.9K (+2.0%) vs. Q3 2021
- Total value
- $571.9M
- −$172.5M (−23.2%) vs. Q3 2021
- New holders
- 11
- 20 more added
- Sold out
- 13
- 9 more reduced
Compare with Q3 2021: 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 | $309.8M |
| Q2 2025 | 158 | $270.0M |
| Q1 2025 | 161 | $311.2M |
| Q4 2024 | 153 | $501.4M |
| Q3 2024 | 136 | $418.6M |
| Q2 2024 | 129 | $428.5M |
| Q1 2024 | 125 | $552.8M |
| Q4 2023 | 105 | $728.9M |
| Q3 2023 | 107 | $427.7M |
| Q2 2023 | 101 | $657.9M |
| Q1 2023 | 102 | $640.2M |
| Q4 2022 | 103 | $659.0M |
| Q3 2022 | 88 | $898.7M |
| Q2 2022 | 85 | $567.8M |
| Q1 2022 | 74 | $514.5M |
| Q4 2021 | 52 | $571.9M |
| Q3 2021 | 54 | $744.4M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2021
Shares, value and share of portfolio for each institution holding Cytek Biosciences, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 9,607,028 | $156.8M | 2.76% | 00.0% | Unchanged |
| HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse) | 8,757,030 | $142.9M | 2.21% | 00.0% | Unchanged |
| Miura Global Management, LLC | 3,020,000 | $49.3M | 8.35% | +902,500+42.6% | Added |
| FMR LLC | 2,666,600 | $43.5M | 0.00% | 00.0% | Unchanged |
| FIL Ltd | 2,666,600 | $43.5M | 0.04% | 00.0% | Unchanged |
| BlackRock Inc. | 2,370,459 | $38.7M | 0.00% | +515,716+27.8% | Added |
| OrbiMed Advisors LLC | 1,923,139 | $31.4M | 0.40% | 00.0% | Unchanged |
| Vanguard Group Inc | 1,211,746 | $19.8M | 0.00% | +15,374+1.3% | Added |
| Pura Vida Investments, LLC | 421,777 | $6.88M | 0.72% | −22,591−5.1% | Reduced |
| Octagon Capital Advisors LP | 400,000 | $6.53M | 1.27% | −100,000−20.0% | Reduced |
| Geode Capital Management, LLC | 355,140 | $5.79M | 0.00% | +34,032+10.6% | Added |
| State Street Corp | 272,029 | $4.44M | 0.00% | +64,590+31.1% | Added |
| Ergoteles LLC | 177,001 | $2.89M | 0.11% | +177,001 | New |
| Northern Trust Corp | 159,805 | $2.61M | 0.00% | +15,946+11.1% | Added |
| Fred Alger Management, LLC | 109,088 | $1.78M | 0.00% | −3,892−3.4% | Reduced |
| Renaissance Technologies LLC | 109,000 | $1.78M | 0.00% | +109,000 | New |
| Charles Schwab Investment Management Inc | 105,704 | $1.73M | 0.00% | +2,714+2.6% | Added |
| Citadel Advisors LLC | 92,369 | $1.51M | 0.00% | +77,051+503.0% | Added |
| Parametric Portfolio Associates LLC | 77,737 | $1.27M | 0.00% | +77,737 | New |
| Nuveen Asset Management, LLC | 68,975 | $1.23M | 0.00% | +45,889+198.8% | Added |
| Walleye Capital LLC | 65,820 | $1.07M | 0.04% | +45,420+222.6% | Added |
| Goldman Sachs Group Inc | 60,060 | $980.0K | 0.00% | −9,262−13.4% | Reduced |
| Bank of New York Mellon Corp | 52,859 | $863.0K | 0.00% | +14,290+37.1% | Added |
| Norges Bank | 33,443 | $546.0K | 0.00% | −27,947−45.5% | Reduced |
| Parkwood LLC | 32,327 | $528.0K | 0.09% | +32,327 | New |
| Wells Fargo & Company | 25,421 | $415.0K | 0.00% | +25,340+31,284.0% | Added |
| Allspring Global Investments Holdings, LLC | 19,204 | $313.0K | 0.00% | +19,204 | New |
| D. E. Shaw & Co., Inc. | 15,839 | $258.0K | 0.00% | +15,839 | New |
| Rhumbline Advisers | 14,823 | $242.0K | 0.00% | +3,062+26.0% | Added |
| Cornerstone Investment Partners, LLC | 11,500 | $188.0K | 0.01% | +11,500 | New |
| Paloma Partners Management Co | 10,845 | $177.0K | 0.01% | −2,142−16.5% | Reduced |
| New York State Common Retirement Fund | 10,829 | $177.0K | 0.00% | +5,229+93.4% | Added |
| Victory Capital Management Inc | 10,700 | $175.0K | 0.00% | +10,700 | New |
| Deutsche Bank AG | 10,419 | $170.0K | 0.00% | +543+5.5% | Added |
| Manufacturers Life Insurance Company, The | 10,392 | $170.0K | 0.00% | +10,392 | New |
| JPMorgan Chase & Co | 9,932 | $162.0K | 0.00% | −3,004−23.2% | Reduced |
| Chicago Partners Investment Group LLC | 10,560 | $153.0K | 0.01% | +1,237+13.3% | Added |
| California State Teachers Retirement System | 8,677 | $142.0K | 0.00% | 00.0% | Unchanged |
| American International Group, Inc. | 8,534 | $139.0K | 0.00% | −255−2.9% | Reduced |
| Marshall Wace, LLP | 7,160 | $117.0K | 0.00% | +7,160 | New |
| MetLife Investment Management | 6,449 | $105.2K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 5,721 | $93.0K | 0.00% | +5,498+2,465.5% | Added |
| Morgan Stanley | 5,079 | $82.0K | 0.00% | −35,836−87.6% | Reduced |
| Metropolitan Life Insurance Co | 4,879 | $79.6K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 4,171 | $68.0K | 0.00% | +1,944+87.3% | Added |
| STRS Ohio | 3,700 | $60.0K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 3,654 | $59.0K | 0.00% | +1,811+98.3% | Added |
| Legal & General Group Plc | 1,600 | $26.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,449 | $23.0K | 0.00% | +940+184.7% | Added |
| Ameritas Investment Partners, Inc. | 1,231 | $20.0K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 435 | $7.00K | 0.00% | +435 | New |
| Tradewinds Capital Management, LLC | 2 | $0 | 0.00% | 00.0% | Unchanged |
| Reilly Financial Advisors, LLC | 0 | $0 | 0.00% | −79,979−100.0% | Sold out |
| Driehaus Capital Management LLC | 0 | $0 | 0.00% | −441,518−100.0% | Sold out |
| Sectoral Asset Management Inc | 0 | $0 | 0.00% | −328,080−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −178,978−100.0% | Sold out |
| Caas Capital Management LP | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Ameriprise Financial Inc | 0 | $0 | 0.00% | −87,634−100.0% | Sold out |
| Alyeska Investment Group, L.P. | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Ghisallo Capital Management LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −8,600−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −6,890−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −831−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −749−100.0% | Sold out |
| US Bancorp | 0 | $0 | 0.00% | −320−100.0% | Sold out |