Cullinan Therapeutics, Inc.
CGEM- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001789972
In the last 90 days, Cullinan Therapeutics, Inc. insiders filed 0 open-market purchases and 3 sales; 183 institutions reported holding it in 13F filings for Q2 2026, worth $1.30B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Cullinan Therapeutics, 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
- 174
- +23 vs. Q4 2025
- Shares held
- 65.6M
- +5.67M (+9.5%) vs. Q4 2025
- Total value
- $931.0M
- +$311.3M (+50.2%) vs. Q4 2025
- New holders
- 40
- 61 more added
- Sold out
- 17
- 42 more reduced
2 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 CGEM 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 | 183 | $1.30B |
| Q1 2026 | 174 | $931.0M |
| Q4 2025 | 153 | $653.8M |
| Q3 2025 | 145 | $362.2M |
| Q2 2025 | 144 | $471.4M |
| Q1 2025 | 149 | $489.6M |
| Q4 2024 | 147 | $798.8M |
| Q3 2024 | 137 | $1.09B |
| Q2 2024 | 135 | $1.10B |
| Q1 2024 | 113 | $670.8M |
| Q4 2023 | 113 | $375.6M |
| Q3 2023 | 106 | $344.0M |
| Q2 2023 | 106 | $397.3M |
| Q1 2023 | 103 | $329.5M |
| Q4 2022 | 97 | $397.7M |
| Q3 2022 | 100 | $474.7M |
| Q2 2022 | 89 | $481.7M |
| Q1 2022 | 82 | $386.3M |
| Q4 2021 | 75 | $559.7M |
| Q3 2021 | 66 | $762.3M |
| Q2 2021 | 71 | $828.5M |
| Q1 2021 | 70 | $1.30B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Cullinan Therapeutics, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Lynx1 Capital Management LP | 8,963,500 | $127.4M | 20.13% | 00.0% | Unchanged |
| MPM Oncology Impact Management LP | 7,648,268 | $108.7M | 8.39% | 00.0% | Unchanged |
| BVF Inc | 5,750,683 | $81.7M | 2.60% | 00.0% | Unchanged |
| BlackRock, Inc. | 4,449,966 | $63.2M | 0.00% | +49,670+1.1% | Added |
| Kynam Capital Management, LP | 3,114,132 | $44.3M | 2.81% | 00.0% | Unchanged |
| State Street Corp | 2,544,115 | $36.2M | 0.00% | +346,777+15.8% | Added |
| Vanguard Capital Management LLC | 2,483,034 | $35.3M | 0.00% | +2,483,034 | New |
| Price T Rowe Associates Inc | 2,029,719 | $28.8M | 0.00% | +1,982,532+4,201.4% | Added |
| Blue Owl Capital Holdings LP | 1,909,764 | $27.1M | 7.29% | −441,208−18.8% | Reduced |
| RTW Investments, LP | 1,705,960 | $24.2M | 0.24% | 00.0% | Unchanged |
| VR Adviser, LLC | 1,379,965 | $19.6M | 0.73% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 1,368,268 | $19.4M | 0.00% | +66,006+5.1% | Added |
| Siren, L.L.C. | 1,193,410 | $17.0M | 0.47% | 00.0% | Unchanged |
| Nextech Invest, Ltd. | 1,141,145 | $16.2M | 1.14% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 1,112,803 | $15.8M | 0.37% | −124,240−10.0% | Reduced |
| Marshall Wace, LLP | 1,049,581 | $14.9M | 0.02% | +635,222+153.3% | Added |
| Dimensional Fund Advisors LP | 906,028 | $12.9M | 0.00% | +57,259+6.7% | Added |
| Point72 Asset Management, L.P. | 905,376 | $12.9M | 0.02% | +545,214+151.4% | Added |
| Nuveen, LLC | 805,700 | $11.4M | 0.00% | +226,605+39.1% | Added |
| Affinity Asset Advisors, LLC | 781,260 | $11.1M | 0.65% | −1,150,846−59.6% | Reduced |
| Twin Focus Capital Partners, LLC | 595,489 | $8.46M | 0.97% | 00.0% | Unchanged |
| Morgan Stanley | 589,483 | $8.38M | 0.00% | −177,451−23.1% | Reduced |
| Vanguard Portfolio Management LLC | 552,553 | $7.85M | 0.00% | +552,553 | New |
| Elmind Capital, LP | 530,000 | $7.53M | 2.14% | +220,000+71.0% | Added |
| Two Sigma Investments, LP | 522,047 | $7.42M | 0.01% | +51,521+10.9% | Added |
| Bank of America Corp | 516,724 | $7.34M | 0.00% | +170,417+49.2% | Added |
| Goldman Sachs Group Inc | 455,449 | $6.47M | 0.00% | −266,415−36.9% | Reduced |
| Northern Trust Corp | 449,258 | $6.38M | 0.00% | +27,623+6.6% | Added |
| Charles Schwab Investment Management Inc | 432,893 | $6.15M | 0.00% | −3,380−0.8% | Reduced |
| Soleus Capital Management, L.P. | 410,200 | $5.83M | 0.24% | +410,200 | New |
| TCG Crossover Management, LLC | 406,786 | $5.78M | 0.17% | +406,786 | New |
| Deerfield Management Company, L.P. (Series C) | 386,169 | $5.49M | 0.06% | 00.0% | Unchanged |
| Deutsche Bank AG | 367,906 | $5.23M | 0.00% | −218,730−37.3% | Reduced |
| AQR Capital Management LLC | 360,874 | $5.13M | 0.00% | +79,391+28.2% | Added |
| Millennium Management LLC | 346,582 | $4.92M | 0.00% | −15,913−4.4% | Reduced |
| Vanguard Fiduciary Trust Co | 342,852 | $4.87M | 0.00% | +342,852 | New |
| Renaissance Technologies LLC | 324,111 | $4.61M | 0.01% | −307,595−48.7% | Reduced |
| Great Point Partners LLC | 300,000 | $4.26M | 1.04% | −334,032−52.7% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 289,115 | $4.11M | 0.01% | +45,093+18.5% | Added |
| JPMorgan Chase & Co | 297,231 | $3.99M | 0.00% | +150,176+102.1% | Added |
| Citadel Advisors LLC | 252,778 | $3.59M | 0.00% | +142,461+129.1% | Added |
| Invesco Ltd. | 244,150 | $3.47M | 0.00% | +113,827+87.3% | Added |
| OrbiMed Advisors LLC | 243,006 | $3.45M | 0.08% | −27,000−10.0% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 233,842 | $3.32M | 0.05% | 00.0% | Unchanged |
| PFM Health Sciences, LP | 227,406 | $3.23M | 0.34% | +403+0.2% | Added |
| UBS Group AG | 202,385 | $2.88M | 0.00% | −69,351−25.5% | Reduced |
| Jump Financial, LLC | 193,800 | $2.75M | 0.04% | −171,089−46.9% | Reduced |
| Longaeva Partners L.P. | 183,691 | $2.61M | 0.13% | +183,691 | New |
| Trexquant Investment LP | 168,473 | $2.39M | 0.02% | −213,062−55.8% | Reduced |
| Schroder Investment Management Group | 173,740 | $2.33M | 0.00% | −169,927−49.4% | Reduced |
| Wellington Management Group LLP | 149,626 | $2.13M | 0.00% | −10,125−6.3% | Reduced |
| Prudential Financial Inc | 149,445 | $2.12M | 0.00% | +149,445 | New |
| Citigroup Inc | 144,111 | $2.05M | 0.00% | −96,346−40.1% | Reduced |
| American Century Companies Inc | 144,107 | $2.05M | 0.00% | +1,346+0.9% | Added |
| Bank of New York Mellon Corp | 143,708 | $2.04M | 0.00% | −1,219−0.8% | Reduced |
| Barclays PLC | 140,295 | $1.99M | 0.00% | −129,360−48.0% | Reduced |
| Assenagon Asset Management S.A. | 138,705 | $1.97M | 0.00% | −20,048−12.6% | Reduced |
| TD Asset Management Inc | 114,400 | $1.63M | 0.00% | +114,400 | New |
| Algert Global LLC | 109,731 | $1.56M | 0.02% | −52,770−32.5% | Reduced |
| Moore Capital Management, LP | 105,960 | $1.51M | 0.05% | +105,960 | New |
| Bleichroeder LP | 100,000 | $1.42M | 0.25% | +100,000 | New |
| Y-Intercept (Hong Kong) Ltd | 95,417 | $1.36M | 0.03% | +95,417 | New |
| Cinctive Capital Management LP | 94,444 | $1.34M | 0.09% | +94,444 | New |
| Qube Research & Technologies Ltd | 90,316 | $1.28M | 0.00% | −28,976−24.3% | Reduced |
| Manufacturers Life Insurance Company, The | 75,310 | $1.07M | 0.00% | +58,488+347.7% | Added |
| Quantinno Capital Management LP | 72,282 | $1.03M | 0.00% | +24,281+50.6% | Added |
| Rafferty Asset Management, LLC | 69,485 | $987.4K | 0.00% | +7,814+12.7% | Added |
| UBS Asset Management Americas Inc | 67,656 | $961.4K | 0.00% | +19,605+40.8% | Added |
| Rhumbline Advisers | 67,516 | $959.4K | 0.00% | +276+0.4% | Added |
| Engineers Gate Manager LP | 66,288 | $942.0K | 0.01% | −3,055−4.4% | Reduced |
| Mariner, LLC | 62,718 | $891.1K | 0.00% | +13,587+27.7% | Added |
| Tema ETFs LLC | 62,421 | $887.0K | 0.06% | +25,457+68.9% | Added |
| Toroso Investments, LLC | 62,421 | $887.0K | 0.00% | +62,421 | New |
| Apis Capital Advisors, LLC | 60,000 | $852.6K | 0.13% | +60,000 | New |
| Creative Planning | 59,974 | $852.2K | 0.00% | +20,084+50.3% | Added |
| Superstring Capital Management LP | 59,484 | $845.3K | 0.60% | +59,484 | New |
| Swiss National Bank | 58,300 | $828.4K | 0.00% | 00.0% | Unchanged |
| Kennedy Capital Management, Inc. | 51,491 | $731.7K | 0.02% | +4,225+8.9% | Added |
| ADAR1 Capital Management, LLC | 50,000 | $710.5K | 0.04% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 47,377 | $673.2K | 0.00% | +7,555+19.0% | Added |
| Gsa Capital Partners LLP | 43,339 | $616.0K | 0.04% | +16,036+58.7% | Added |
| HRT Financial LP | 38,586 | $548.0K | 0.00% | −45,481−54.1% | Reduced |
| Alliancebernstein L.P. | 47,630 | $493.0K | 0.00% | 00.0% | Unchanged |
| Profund Advisors LLC | 31,251 | $444.1K | 0.02% | +7,969+34.2% | Added |
| MetLife Investment Management | 30,816 | $437.9K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 30,397 | $431.9K | 0.00% | −402−1.3% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 30,151 | $424.6K | 0.00% | +1,492+5.2% | Added |
| BNP Paribas Arbitrage, SA | 29,543 | $419.8K | 0.00% | −9,908−25.1% | Reduced |
| Tudor Investment Corp Et Al | 28,988 | $411.9K | 0.00% | +18,860+186.2% | Added |
| Optimize Financial Inc | 28,158 | $400.1K | 0.20% | +28,158 | New |
| CI Private Wealth, LLC | 27,885 | $396.2K | 0.00% | +27,885 | New |
| Ieq Capital, LLC | 27,736 | $394.1K | 0.00% | +27,736 | New |
| Vanguard Global Advisers, LLC | 27,066 | $384.6K | 0.00% | +27,066 | New |
| XTX Topco Ltd | 26,324 | $374.1K | 0.01% | −94,933−78.3% | Reduced |
| Knott David M Jr | 24,200 | $343.9K | 0.20% | +24,200 | New |
| Voleon Capital Management LP | 24,092 | $342.3K | 0.01% | −25,571−51.5% | Reduced |
| Brevan Howard Capital Management LP | 24,078 | $342.1K | 0.00% | +13,108+119.5% | Added |
| Virtus Investment Advisers, Inc. | 22,875 | $325.1K | 0.09% | +557+2.5% | Added |
| Jane Street Group, LLC | 22,812 | $324.2K | 0.00% | −164,032−87.8% | Reduced |
| Wells Fargo & Company | 20,939 | $297.5K | 0.00% | −39,575−65.4% | Reduced |