Cullinan Therapeutics, Inc. (CGEM) Insider Ownership

Historic Insider Ownership Trends

As of July 24, 2026, Cullinan Therapeutics's top three insider holders are Capital Management Lp Lynx1 (TenPercentOwner, 8.96Mn shares), Capital Management Lp Lynx1 (TenPercentOwner, 8.80Mn shares), Capital Management Lp Lynx1 (TenPercentOwner, 8.56Mn shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Partners L P/Il Bvf - 64,161 0 19 Jan, 2023
Ansbert Gadicke - 244,551 7,648,268 20 Sep, 2021
Thomas Ebeling - 186,653 0 11 Jun, 2024
Patrick Baeuerle Chief Scientific Officer 76,000 0 21 Feb, 2023
Mary Kay Fenton Chief Financial Officer 126,380 0 23 Feb, 2026
Raymond T Keane Chief Legal Officer 24,124 0 15 Feb, 2022
Morana Jovan-Embiricos - 207,803 0 28 Jun, 2022
Oncology Impact Fund L.P. Ubs - 7,805,483 0 25 Aug, 2021
Nadim Ahmed President And Ceo 390,803 0 25 Feb, 2026
Leigh Zawel - 69,785 0 15 Feb, 2022
Corrine Savill Chief Business Officer 240,990 0 21 Feb, 2025
Jennifer Michaelson Chief Scientific Officer 170,844 0 09 Mar, 2026
Vision Scs F2 - 1,255,963 0 04 Aug, 2022
Bioscience I 2017 Ltd F2 - 537,392 0 23 Jun, 2022
Jeffrey Trigilio Chief Financial Officer 133,919 0 23 Feb, 2024
Jacquelyn L Sumer Chief Legal Officer 128,089 0 25 Feb, 2026
Capital Management Lp Lynx1 - 0 8,963,500 30 Oct, 2025
Jeffrey Alan Jones Chief Medical Officer 159,968 0 25 Feb, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
05 Mar, 2026 Jennifer Michaelson Common Stock A 4,000 $4.30 178,844 D M
05 Mar, 2026 Jennifer Michaelson Common Stock A 4,000 $4.30 178,844 D M
05 Mar, 2026 Jennifer Michaelson Common Stock A 4,000 $4.30 178,844 D M
05 Mar, 2026 Jennifer Michaelson Common Stock D 8,000 $15.68 170,844 D S
05 Mar, 2026 Jennifer Michaelson Common Stock D 8,000 $15.68 170,844 D S
05 Mar, 2026 Jennifer Michaelson Common Stock D 8,000 $15.68 170,844 D S
05 Mar, 2026 Jennifer Michaelson Stock Option (Right to Buy) D 4,000 $0.00 120,987 D M
05 Mar, 2026 Jennifer Michaelson Stock Option (Right to Buy) D 4,000 $0.00 120,987 D M
05 Mar, 2026 Jennifer Michaelson Stock Option (Right to Buy) D 4,000 $0.00 120,987 D M
25 Feb, 2026 Jennifer Michaelson Common Stock D 1,780 $14.14 174,844 D S
25 Feb, 2026 Jennifer Michaelson Common Stock D 1,780 $14.14 174,844 D S
25 Feb, 2026 Jennifer Michaelson Common Stock D 1,780 $14.14 174,844 D S
24 Feb, 2026 Jacquelyn L Sumer Common Stock D 3,601 $14.47 128,089 D S
24 Feb, 2026 Jeffrey Alan Jones Common Stock D 4,582 $14.47 159,968 D S
23 Feb, 2026 Jennifer Michaelson Common Stock D 1,752 $13.99 180,225 D S
23 Feb, 2026 Jennifer Michaelson Common Stock D 1,752 $13.99 180,225 D S
24 Feb, 2026 Jacquelyn L Sumer Common Stock D 3,601 $14.47 128,089 D S
24 Feb, 2026 Jeffrey Alan Jones Common Stock D 4,582 $14.47 159,968 D S
24 Feb, 2026 Nadim Ahmed Common Stock D 13,515 $14.47 390,803 D S
23 Feb, 2026 Jennifer Michaelson Common Stock D 1,752 $13.99 180,225 D S