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Cullinan Therapeutics, Inc. hedge fund holdings

CGEMNASDAQ
$15.51+0.98 (+6.74%)as of Oct 2, 2026

Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.

Price vs funds buying and selling

CGEM · close · 13FReported Aug 14, 2026

Price vs funds buying and selling data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+169.7%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
DateCategoryPersonRoleActionAmountChange in holding
Funds buying · new + increased
Funds selling · reduced + closed
Net buyers vs sellers
Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.

Price and fund activity data

Quarterly 13F fund buying and selling activity
QuarterFunds buyingFunds sellingBoughtSoldFilersReported
Q2 20255651$18.7M$34M136Aug 14, 2025
Q3 20257054$28.5M$32.8M139Nov 14, 2025
Q4 20257646$127M$94.1M146Feb 14, 2026
Q1 20267748$96.8M$62.4M165May 15, 2026
Q2 20269151$187M$106M172Aug 14, 2026

Quarterly action breakdown

Q2 2026
172 filers
New position
25
$33.3M+1.83M sh
Increased
66
$154M+8.45M sh
Reduced
35
-$68.5M-3.76M sh
Out / sold
16
-$37.2M-2.04M sh
Last 4 quarters · free
Reported Aug 14, 2026
FundActionChange in dollarValue% of portfolioReported
MPM Bioimpact LLCAdded 27.24%+$37.9M$177M10.81%Aug 14, 2026
Nextech Invest Ltd.Sell 100%-$16.2M$00.00%Aug 14, 2026
Boone Capital Management LLCNew Buy+$12.8M$12.8M3.00%Aug 14, 2026
Siren, L.L.C.Added 58.66%+$12.7M$34.5M0.70%Aug 13, 2026
RTW Investments, LPAdded 38.59%+$12M$43.1M0.37%Aug 14, 2026
Perceptive Advisors LLCNew Buy+$7.77M$7.77M0.12%Aug 14, 2026
Deerfield Management Company, L.P.Sell 100%-$5.49M$00.00%Aug 14, 2026
Adage Capital Partners GP, L.L.C.New Buy+$4.33M$4.33M0.01%Aug 14, 2026
Elmind Capital, LPAdded 30.19%+$2.91M$12.6M3.16%Aug 14, 2026
Bleichroeder LPAdded 150.00%+$2.73M$4.55M0.81%Aug 13, 2026
Schroder Investment Management GroupSell 100%-$2.33M$00.00%Aug 13, 2026
Longaeva Partners L.P.Reduce 64.73%-$2.17M$1.18M0.03%Aug 14, 2026
Affinity Asset Advisors, LLCAdded 12.10%+$1.72M$15.9M0.72%Aug 13, 2026
Cinctive Capital Management LPSell 100%-$1.34M$00.00%Aug 14, 2026
Superstring Capital Management LPSell 100%-$845K$00.00%Aug 14, 2026
Knott David M JrAdded 185.88%+$819K$1.26M0.67%Aug 12, 2026
ADAR1 Capital Management, LLCSell 100%-$711K$00.00%Aug 14, 2026
Quantinno Capital Management LPAdded 52.01%+$685K$2M0.00%Aug 13, 2026
Fisher Asset Management, LLCNew Buy+$656K$656K0.00%Aug 4, 2026
PFM Health Sciences, LPReduce 15.38%-$637K$3.5M0.30%Aug 14, 2026
Massachusetts Financial Services CoNew Buy+$577K$577K0.00%Aug 3, 2026
Apis Capital Advisors, LLCAdded 33.33%+$364K$1.46M0.14%Aug 14, 2026
Leonteq Securities AGAdded 200.00%+$364K$546K0.02%Jul 27, 2026
Voleon Capital Management LPSell 100%-$342K$00.00%Aug 14, 2026
Wellington Management Group LLPAdded 10.09%+$275K$3M0.00%Aug 14, 2026
Axq Capital, LPNew Buy+$272K$272K0.03%Aug 6, 2026
VANGUARD ASSET MANAGEMENT, LtdAdded 60.32%+$220K$585K0.00%Aug 13, 2026
EntryPoint Capital, LLCNew Buy+$210K$210K0.05%Aug 13, 2026
Campbell & CO Investment Adviser LLCNew Buy+$202K$202K0.01%Aug 3, 2026
Rafferty Asset Management, LLCReduce 4.88%-$61.8K$1.2M0.00%Aug 14, 2026
Profund Advisors LLCAdded 6.89%+$39.2K$608K0.02%Aug 11, 2026
State of New Jersey Common Pension Fund DAdded 21.17%+$38.9K$223K0.00%Aug 4, 2026
Pale Fire Capital SEReduce 12.66%-$32.8K$226K0.02%Aug 13, 2026
Kennedy Capital Management LLCAdded 2.95%+$27.7K$965K0.02%Aug 14, 2026
Seven Fleet Capital Management LPSell 100%-$26.2K$00.00%Aug 17, 2026
Pacer Advisors, Inc.New Buy+$20K$20K0.00%Aug 13, 2026
Virtus Investment Advisers, LLCAdded 4.41%+$18.4K$435K0.10%Aug 11, 2026
Public Employees Retirement Association of ColoradoSell 100%-$16K$00.00%Aug 11, 2026
China Universal Asset Management Co., Ltd.Reduce 6.71%-$12.8K$178K0.01%Jul 24, 2026
Tidal Investments LLCAdded 0.65%+$7.38K$1.14M0.00%Aug 13, 2026
Tema ETFs LLCAdded 0.65%+$7.38K$1.14M0.04%Jul 10, 2026
BNP PARIBAS ASSET MANAGEMENT Holding S.A.Reduce 25.92%-$4.35K$12.4K0.00%Aug 13, 2026
Avion WealthNew Buy+$3K$3K0.00%Jul 31, 2026
Optimize Financial Inc.Reduce 0.34%-$1.77K$511K0.18%Aug 27, 2026
Quarry LPAdded 0.75%+$1.31K$176K0.01%Aug 14, 2026
Silver Grove Financial Group, Inc.New Buy+$1.29K$1.29K0.00%Aug 13, 2026

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