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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.

Q3 2025 vs. Q2 2025

How the institutions holding Cullinan Therapeutics, Inc. changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of CGEM: Q2 2025 compared with Q3 2025
MeasureQ2 2025Q3 2025Change
Holders144145+1
Shares62.6M61.1M−1.53M (−2.4%)
Value$471.4M$362.2M−$109.3M (−23.2%)

New holders (27)

Institutions that held Cullinan Therapeutics, Inc. at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to CGEM in Q3 2025
InstitutionSharesValue% of portfolio
Cubist Systematic Strategies, LLC222,318$1.32M0.02%
Jump Financial, LLC194,507$1.15M0.01%
Susquehanna Portfolio Strategies, LLC124,531$738.5K0.01%
Two Sigma Investments, LP59,672$353.9K0.00%
Oxford Asset Management LLP56,486$335.0K0.11%
Quantinno Capital Management LP49,525$293.7K0.00%
HRT Financial LP42,109$249.0K0.00%
Two Sigma Advisers, LP37,300$221.2K0.00%
Axq Capital, LP32,669$193.7K0.07%
Magnetar Financial LLC26,263$155.7K0.00%
Fox Run Management, L.L.C.15,528$92.1K0.01%
Pale Fire Capital SE14,615$86.7K0.01%
Quadrature Capital Ltd13,942$82.7K0.00%
Compass Ion Advisors, LLC13,904$82.5K0.01%
Inscription Capital, LLC11,284$66.9K0.01%
SG Americas Securities, LLC10,466$62.0K0.00%
Federation des caisses Desjardins du Quebec6,000$35.6K0.00%
Point72 (DIFC) Ltd3,553$21.1K0.00%
Aquatic Capital Management LLC2,782$16.5K0.00%
SRS Capital Advisors, Inc.1,440$8.54K0.00%
FNY Investment Advisers, LLC1,365$8.00K0.00%
Quadrant Capital Group LLC904$5.36K0.00%
Optiver Holding B.V.464$2.75K0.00%
Clearstead Advisors, LLC49$2910.00%
True Wealth Design, LLC36$2140.00%
Massmutual Trust Co FSB27$1600.00%
Colony Group, LLC3,498––

Sold out (26)

Institutions that held Cullinan Therapeutics, Inc. at the end of Q2 2025 and filed for Q3 2025 without it.