Cullinan TherapeuticsCGEM

13F holders, Q1 2026 (March 31)
174holders +21
34new positions
15sold out
6famous investors
$14.20avg. 13F price*

At the end of Q1 2026, 174 institutions reported holding Cullinan Therapeutics Inc. (CGEM) in their 13F filings, up 21 from Q4 2025. 34 opened new positions and 15 sold out. The largest holders were Lynx1 Capital Management LP ($127.4M), MPM Bioimpact LLC ($108.7M) and BVF Inc. ($81.7M). 6 famous investors held it, including Steve Cohen (0.0% of Point72 Asset Management's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).

Company
Cullinan Therapeutics Inc.
CUSIP
230031106
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150200 Q1 2024: 113Q1 2024Q2 2024: 135Q2 2024Q3 2024: 137Q3 2024Q4 2024: 146Q4 2024Q1 2025: 148Q1 2025Q2 2025: 143Q2 2025Q3 2025: 145Q3 2025Q4 2025: 153Q4 2025Q1 2026: 174Q1 2026Q2 2026: 183Q2 2026

Total Exit/New Position Q4 2025 → Q1 2026

InstitutionsTotal Value
New Positions34$28.8M
Exits15$3.7M

All 13F filers, Q4 2025 → Q1 2026: 7,217,230 shares bought and 4,821,419 shares sold, net +2,395,811 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 174 holders

Lynx1 Capital Management LP 20.13% No change 8,963,500 $127.4M
MPM Bioimpact LLC 8.39% No change 7,648,268 $108.7M
BVF Inc. 2.60% No change 5,750,683 $81.7M
BlackRock, Inc. 0.00% Add +1.1% 4,449,966 $63.2M
Kynam Capital Management, LP 2.81% No change 3,114,132 $44.3M
State Street Corp. 0.00% Add +15.8% 2,544,115 $36.2M
Vanguard Capital Management LLC 0.00% — 2,483,034 $35.3M
T. Rowe Price Associates Inc. 0.00% Add +4201.4% 2,029,719 $28.8M
Blue Owl Capital Holdings LP 7.34% Reduce -18.8% 1,909,764 $27.1M
RTW Investments, LP 0.24% No change 1,705,960 $24.2M
Venrock Adviser, LLC 0.73% No change 1,379,965 $19.6M
Geode Capital Management, LLC 0.00% Add +5.1% 1,368,268 $19.4M
Siren, L.L.C. 0.47% No change 1,193,410 $17.0M
Nextech Invest Ltd. 1.14% No change 1,141,145 $16.2M
Boothbay Fund Management, LLC 0.38% Reduce -10.0% 1,112,803 $15.8M
Marshall Wace, LLP 0.02% Add +153.3% 1,049,581 $14.9M
Dimensional Fund Advisors LP 0.00% Add +6.8% 906,028 $12.9M
Point72 Asset Management 0.02% Add +151.4% 905,376 $12.9M
Nuveen, LLC 0.00% Add +39.1% 805,700 $11.4M
Affinity Asset Advisors, LLC 0.66% Reduce -59.6% 781,260 $11.1M
Twin Focus Capital Partners, LLC 0.97% No change 595,489 $8.5M
Morgan Stanley 0.00% Reduce -23.1% 589,483 $8.4M
Vanguard Portfolio Management LLC 0.00% — 552,553 $7.9M
Elmind Capital, LP 2.14% Add +71.0% 530,000 $7.5M
Two Sigma Investments, LP 0.01% Add +10.9% 522,047 $7.4M
Bank of America Corp. 0.00% Add +49.2% 516,724 $7.3M
Goldman Sachs Group Inc. 0.00% Reduce -36.9% 455,449 $6.5M
Northern Trust Corp. 0.00% Add +6.5% 449,258 $6.4M
Charles Schwab Investment Management Inc. 0.00% Reduce -0.8% 432,893 $6.2M
Soleus Capital Management, L.P. 0.24% New 410,200 $5.8M
TCG Crossover Management, LLC 0.17% New 406,786 $5.8M
Deerfield Management Company, L.P. 0.08% No change 386,169 $5.5M
Deutsche Bank AG 0.00% Reduce -37.3% 367,906 $5.2M
AQR Capital Management 0.00% Add +28.2% 360,874 $5.1M
Millennium Management 0.00% Reduce -4.4% 346,582 $4.9M
Vanguard Fiduciary Trust Co. 0.00% — 342,852 $4.9M
Renaissance Technologies 0.01% Reduce -48.7% 324,111 $4.6M
Great Point Partners LLC 1.04% Reduce -52.7% 300,000 $4.3M
Connor, Clark & Lunn Investment Management Ltd. 0.01% Add +18.5% 289,115 $4.1M
JPMorgan Chase & Co. 0.00% Add +102.1% 297,231 $4.0M
Citadel Advisors 0.00% Add +129.1% 252,778 $3.6M
Invesco Ltd. 0.00% Add +87.3% 244,150 $3.5M
Orbimed Advisors LLC 0.08% Reduce -10.0% 243,006 $3.5M
Susquehanna Portfolio Strategies, LLC 0.05% No change 233,842 $3.3M
PFM Health Sciences, LP 0.35% Add +0.2% 227,406 $3.2M
UBS Group AG 0.00% Reduce -25.5% 202,385 $2.9M
Jump Financial, LLC 0.05% Reduce -46.9% 193,800 $2.8M
Longaeva Partners L.P. 0.13% New 183,691 $2.6M
Trexquant Investment LP 0.02% Reduce -55.8% 168,473 $2.4M
Schroder Investment Management Group 0.00% Reduce -49.5% 173,740 $2.3M
Wellington Management Group LLP 0.00% Reduce -6.3% 149,626 $2.1M
Prudential Financial Inc. 0.00% New 149,445 $2.1M
Citigroup Inc. 0.00% Reduce -40.1% 144,111 $2.0M
American Century Companies Inc. 0.00% Add +0.9% 144,107 $2.0M
Bank of New York Mellon Corp 0.00% Reduce -0.8% 143,708 $2.0M
Barclays PLC 0.00% Reduce -48.0% 140,295 $2.0M
Assenagon Asset Management S.A. 0.00% Reduce -12.6% 138,705 $2.0M
TD Asset Management Inc 0.00% New 114,400 $1.6M
Algert Global LLC 0.02% Reduce -32.5% 109,731 $1.6M
Moore Capital Management, LP 0.06% New 105,960 $1.5M
Bleichroeder LP 0.25% New 100,000 $1.4M
Y-Intercept (Hong Kong) Ltd 0.03% New 95,417 $1.4M
Cinctive Capital Management LP 0.09% New 94,444 $1.3M
Qube Research & Technologies Ltd 0.00% Reduce -24.3% 90,316 $1.3M
Manufacturers Life Insurance Company, The 0.00% Add +347.7% 75,310 $1.1M
Quantinno Capital Management LP 0.00% Add +50.6% 72,282 $1.0M
Rafferty Asset Management, LLC 0.00% Add +12.7% 69,485 $987K
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +40.8% 67,656 $961K
Rhumbline Advisers 0.00% Add +0.4% 67,516 $959K
Engineers Gate Manager LP 0.01% Reduce -4.4% 66,288 $942K
Mariner, LLC 0.00% Add +27.6% 62,718 $891K
Tema ETFs LLC 0.06% Add +68.9% 62,421 $887K
Tidal Investments LLC 0.00% New 62,421 $887K
Apis Capital Advisors, LLC 0.13% New 60,000 $853K
Creative Planning 0.00% Add +50.4% 59,974 $852K
Superstring Capital Management LP 0.60% New 59,484 $845K
Swiss National Bank 0.00% No change 58,300 $828K
Kennedy Capital Management LLC 0.02% Add +8.9% 51,491 $732K
ADAR1 Capital Management, LLC 0.04% No change 50,000 $711K
Susquehanna International Group, LLP 0.00% Add +19.0% 47,377 $673K
Gsa Capital Partners LLP 0.04% Add +58.7% 43,339 $616K
HRT Financial LP 0.00% Reduce -54.1% 38,586 $548K
Alliancebernstein L.P. 0.00% No change 47,630 $493K
Profund Advisors LLC 0.02% Add +34.2% 31,251 $444K
MetLife Investment Management, LLC 0.00% No change 30,816 $438K
California State Teachers Retirement System 0.00% Reduce -1.3% 30,397 $432K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Add +5.2% 30,151 $425K
BNP Paribas Financial Markets 0.00% Reduce -25.1% 29,543 $420K
Tudor Investment Corporation 0.00% Add +186.2% 28,988 $412K
Optimize Financial Inc. 0.20% New 28,158 $400K
Corient Private Wealth LP 0.00% New 27,885 $396K
Ieq Capital, LLC 0.00% New 27,736 $394K
Vanguard Global Advisers, LLC 0.00% — 27,066 $385K
XTX Topco Ltd 0.01% Reduce -78.3% 26,324 $374K
Knott David M Jr 0.20% New 24,200 $344K
Voleon Capital Management LP 0.01% Reduce -51.5% 24,092 $342K
Brevan Howard Capital Management LP 0.00% Add +119.5% 24,078 $342K
Virtus Investment Advisers, LLC 0.09% Add +2.5% 22,875 $325K
Jane Street Group, LLC 0.00% Reduce -87.8% 22,812 $324K
Wells Fargo & Company 0.00% Reduce -65.4% 20,939 $298K
AlphaCentric Advisors LLC 0.29% Add +5.8% 20,135 $286K
VANGUARD ASSET MANAGEMENT, Ltd 0.00% — 20,045 $285K
Birchview Capital, LP 0.16% No change 20,000 $284K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Add +92.4% 19,067 $271K
Legal & General Group Plc 0.00% Reduce -34.7% 18,701 $266K
Janus Henderson Group PLC 0.00% No change 18,528 $263K
Simplex Trading, LLC 0.01% Add +33.0% 17,631 $251K
SG Americas Securities, LLC 0.00% Reduce -1.0% 15,479 $220K
Police & Firemen's Retirement System of New Jersey 0.00% No change 14,996 $213K
Intech Investment Management LLC 0.00% Reduce -46.6% 14,913 $212K
Pale Fire Capital SE 0.02% Reduce -26.4% 14,218 $202K
Mercer Global Advisors Inc. 0.00% New 14,109 $200K
New York State Common Retirement Fund 0.00% No change 12,918 $184K
Verdad Advisers, LP 0.20% New 12,604 $179K
Cwm, LLC 0.00% Add +214.7% 12,196 $173K
Great Lakes Advisors, LLC 0.00% Reduce -4.8% 11,806 $168K
Inscription Capital, LLC 0.02% No change 11,661 $166K
Quadrature Capital Ltd 0.00% New 10,577 $150K
China Universal Asset Management Co., Ltd. 0.01% Add +8.9% 10,484 $149K
ProShare Advisors LLC 0.00% Reduce -16.2% 10,465 $149K
State of New Jersey Common Pension Fund D 0.00% New 10,095 $143K
Leonteq Securities AG 0.01% New 10,000 $142K
Quarry LP 0.03% No change 9,600 $136K
Group One Trading LLC 0.00% New 8,856 $126K
Vanguard Investments Australia, Ltd. 0.00% — 7,272 $103K
FMR LLC 0.00% Add +57.3% 7,232 $103K
KLP Kapitalforvaltning As 0.00% No change 6,800 $97K
Nisa Investment Advisors, LLC 0.00% Add +1833.3% 5,800 $82K
Signaturefd, LLC 0.00% Add +34.4% 5,550 $79K
Ameritas Investment Partners, Inc. 0.00% No change 4,305 $61K
Russell Investments Group, Ltd. 0.00% Reduce -82.5% 4,272 $61K
Tower Research Capital LLC (TRC) 0.00% Add +356.1% 4,132 $59K
Royal Bank of Canada 0.00% Add +160.6% 4,044 $58K
Mirae Asset Global Investments Co., Ltd. 0.00% Add +7.3% 3,081 $44K
Federation des caisses Desjardins du Quebec 0.00% New 2,000 $28K
Parallel Advisors, LLC 0.00% No change 1,895 $27K
Seven Fleet Capital Management LP 0.01% Reduce -38.5% 1,844 $26K
Sterling Capital Management LLC 0.00% Reduce -41.4% 1,799 $26K
GAMMA Investing LLC 0.00% Add +79.5% 1,759 $25K
Capital Advisors, Ltd. LLC 0.00% New 1,600 $23K
GF Fund Management Co. LTD. 0.00% Add +13.6% 1,318 $19K
Allworth Financial LP 0.00% Add +77.7% 1,146 $16K
Public Employees Retirement Association of Colorado 0.00% No change 1,150 $16K
EverSource Wealth Advisors, LLC 0.00% Reduce -14.1% 1,099 $16K
MAI Capital Management 0.00% Add +5111.1% 938 $13K
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.00% New 922 $13K
Bangor Savings Bank 0.00% New 842 $12K
Essential Partners LLC 0.00% Add +1.1% 800 $11K
Quadrant Capital Group LLC 0.00% No change 761 $11K
UMB Bank, n.a. 0.00% No change 685 $10K
Rockefeller Capital Management L.P. 0.00% New 649 $9K
Farther Finance Advisors, LLC 0.00% Add +8.0% 605 $8K
Federated Hermes, Inc. 0.00% New 516 $7K
US Bancorp \de 0.00% Add +3.9% 502 $7K
Optiver Holding B.V. 0.00% Add +102.0% 404 $6K
Osaic Holdings, Inc. 0.00% Add +58.0% 384 $5K
Larson Financial Group LLC 0.00% Add +785.0% 354 $5K
Arax Advisory Partners 0.00% Add +103.5% 350 $5K
IFP Advisors, Inc 0.00% No change 313 $4K
Los Angeles Capital Management LLC 0.00% Reduce -71.7% 306 $4K
Fortitude Family Office, LLC 0.00% Add +231.0% 192 $3K
Rothschild Investment LLC 0.00% Add +472.7% 189 $3K
Quantbot Technologies LP 0.00% New 122 $2K
Wealth Preservation Advisors, LLC 0.00% New 84 $1K
Fifth Third Bancorp 0.00% New 63 $895
Root Financial Partners, LLC 0.00% New 62 $881
True Wealth Design, LLC 0.00% New 54 $768
SJS Investment Consulting Inc. 0.00% Add +115.0% 43 $612
Basecamp Wealth Advisors LLC 0.00% New 27 $384
MassMutual Private Wealth & Trust, FSB 0.00% No change 27 $384
Smartleaf Asset Management LLC 0.00% No change 26 $349
PNC Financial Services Group, Inc. 0.00% Add +260.0% 18 $256
SBI Securities Co., Ltd. 0.00% No change 1 $14
Covestor Ltd 0.00% Reduce -76.7% 10 $0

"% of holder's portfolio" is CGEM's weight in each manager's 13F, not the share of Cullinan Therapeutics Inc. the manager owns.