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 2021
Institutional positions in Cytek Biosciences, Inc. as of Sep 30, 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
- 54
- +54 vs. Q2 2021
- Shares held
- 34.4M
- +34.4M vs. Q2 2021
- Total value
- $744.4M
- +$744.4M vs. Q2 2021
- New holders
- 54
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q2 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, Q3 2021
Shares, value and share of portfolio for each institution holding Cytek Biosciences, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Tradewinds Capital Management, LLC | 2 | $0 | 0.00% | +2 | New |
| Wells Fargo & Company | 81 | $2.00K | 0.00% | +81 | New |
| Bank of America Corp | 223 | $5.00K | 0.00% | +223 | New |
| US Bancorp | 320 | $7.00K | 0.00% | +320 | New |
| Tower Research Capital LLC (TRC) | 509 | $11.0K | 0.00% | +509 | New |
| Point72 Hong Kong Ltd | 749 | $16.0K | 0.00% | +749 | New |
| UBS Group AG | 831 | $18.0K | 0.00% | +831 | New |
| Ameritas Investment Partners, Inc. | 1,231 | $26.0K | 0.00% | +1,231 | New |
| Legal & General Group Plc | 1,600 | $34.0K | 0.00% | +1,600 | New |
| Royal Bank of Canada | 1,843 | $40.0K | 0.00% | +1,843 | New |
| Citigroup Inc | 2,227 | $48.0K | 0.00% | +2,227 | New |
| STRS Ohio | 3,700 | $79.0K | 0.00% | +3,700 | New |
| Metropolitan Life Insurance Co | 4,879 | $104.5K | 0.00% | +4,879 | New |
| New York State Common Retirement Fund | 5,600 | $120.0K | 0.00% | +5,600 | New |
| MetLife Investment Management | 6,449 | $138.1K | 0.00% | +6,449 | New |
| SG Americas Securities, LLC | 6,890 | $148.0K | 0.00% | +6,890 | New |
| Cubist Systematic Strategies, LLC | 8,600 | $184.0K | 0.00% | +8,600 | New |
| California State Teachers Retirement System | 8,677 | $186.0K | 0.00% | +8,677 | New |
| American International Group, Inc. | 8,789 | $188.0K | 0.00% | +8,789 | New |
| Deutsche Bank AG | 9,876 | $212.0K | 0.00% | +9,876 | New |
| Chicago Partners Investment Group LLC | 9,323 | $212.0K | 0.01% | +9,323 | New |
| Rhumbline Advisers | 11,761 | $252.0K | 0.00% | +11,761 | New |
| JPMorgan Chase & Co | 12,936 | $277.0K | 0.00% | +12,936 | New |
| Paloma Partners Management Co | 12,987 | $278.0K | 0.01% | +12,987 | New |
| Citadel Advisors LLC | 15,318 | $328.0K | 0.00% | +15,318 | New |
| Walleye Capital LLC | 20,400 | $437.0K | 0.01% | +20,400 | New |
| Nuveen Asset Management, LLC | 23,086 | $494.0K | 0.00% | +23,086 | New |
| Bank of New York Mellon Corp | 38,569 | $826.0K | 0.00% | +38,569 | New |
| Morgan Stanley | 40,915 | $875.0K | 0.00% | +40,915 | New |
| Ghisallo Capital Management LLC | 50,000 | $1.07M | 0.04% | +50,000 | New |
| Norges Bank | 61,390 | $1.31M | 0.00% | +61,390 | New |
| Goldman Sachs Group Inc | 69,322 | $1.48M | 0.00% | +69,322 | New |
| Alyeska Investment Group, L.P. | 75,000 | $1.61M | 0.02% | +75,000 | New |
| Ameriprise Financial Inc | 87,634 | $1.88M | 0.00% | +87,634 | New |
| Caas Capital Management LP | 100,000 | $2.14M | 0.16% | +100,000 | New |
| Charles Schwab Investment Management Inc | 102,990 | $2.21M | 0.00% | +102,990 | New |
| Fred Alger Management, LLC | 112,980 | $2.42M | 0.01% | +112,980 | New |
| Northern Trust Corp | 143,859 | $3.08M | 0.00% | +143,859 | New |
| Millennium Management LLC | 178,978 | $3.83M | 0.01% | +178,978 | New |
| State Street Corp | 207,439 | $4.44M | 0.00% | +207,439 | New |
| Geode Capital Management, LLC | 321,108 | $6.87M | 0.00% | +321,108 | New |
| Sectoral Asset Management Inc | 328,080 | $7.02M | 0.58% | +328,080 | New |
| Driehaus Capital Management LLC | 441,518 | $9.45M | 0.11% | +441,518 | New |
| Pura Vida Investments, LLC | 444,368 | $9.51M | 0.72% | +444,368 | New |
| Reilly Financial Advisors, LLC | 79,979 | $10.6M | 0.91% | +79,979 | New |
| Octagon Capital Advisors LP | 500,000 | $10.7M | 2.64% | +500,000 | New |
| Vanguard Group Inc | 1,196,372 | $25.6M | 0.00% | +1,196,372 | New |
| BlackRock Inc. | 1,854,743 | $39.7M | 0.00% | +1,854,743 | New |
| OrbiMed Advisors LLC | 1,923,139 | $41.2M | 0.45% | +1,923,139 | New |
| Miura Global Management, LLC | 2,117,500 | $45.3M | 7.03% | +2,117,500 | New |
| FMR LLC | 2,666,600 | $57.1M | 0.00% | +2,666,600 | New |
| FIL Ltd | 2,666,600 | $57.1M | 0.06% | +2,666,600 | New |
| HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse) | 8,757,030 | $187.5M | 2.45% | +8,757,030 | New |
| Ra Capital Management, L.P. | 9,607,028 | $205.7M | 2.85% | +9,607,028 | New |