InsiderTrades

SUMER JACQUELYN L

SEC CIK 1844824 · EDGAR

Buying vs selling by month open-market trades, last 43 months, CGEM
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
CGEMCullinan Therapeutics, Inc.CLO 130.6K — $235.6K 152023-02-172026-06-30

Most active insiders at CGEM, 12 months

#InsiderTitleBoughtSold
1 Lynx1 Capital Management LP10% $11.93M—
2 Michaelson JenniferCSO —$1.62M
3 Nichols Weston10% $1.39M—
4 AHMED NADIMPres, CEO, Dir —$518.0K
5 Jones Jeffrey AlanChief Medical Off —$178.9K
6 SUMER JACQUELYN LCLO —$136.7K
7 Fenton Mary KayCFO —$59.9K

Transactions 15

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-07-02 17:00 2026-06-30 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO A - Grant $8.60 +2,470 130.6K +2% +$21.2K
2026-02-25 2026-02-24 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO S - Sale $14.47 -3,601 128.1K -3% -$52.1K
2026-02-23 2026-02-20 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO S - Sale $13.62 -3,742 131.7K -3% -$51.0K
2025-12-19 2025-12-18 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO S - Sale $9.67 -3,480 135.4K -3% -$33.7K
2025-02-27 2025-02-25 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO S - Sale $8.53 -3,756 136.9K -3% -$32.0K
D 2025-02-21 2025-02-19 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO A - Grant $0.00 +50.0K 140.7K +55% $0
2024-12-20 2024-12-18 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO S - Sale $11.41 -3,482 90.7K -4% -$39.7K
D 2024-02-23 2024-02-22 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO A - Grant $0.00 +50.0K 94.1K +113% $0
2023-12-22 2023-12-21 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO S - Sale $8.50 -1,400 44.1K -3% -$11.9K
2023-12-20 2023-12-18 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO S - Sale $8.22 -290 45.5K -0.6% -$2,384
2023-06-21 2023-06-20 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO S - Sale $12.94 -291 45.8K -0.6% -$3,766
2023-05-19 2023-05-18 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO S - Sale $8.76 -291 46.1K -0.6% -$2,549
2023-04-20 2023-04-18 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO S - Sale $10.71 -290 46.4K -0.6% -$3,106
2023-03-27 2023-03-20 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO S - Sale $11.32 -305 46.7K -0.6% -$3,453
D 2023-02-21 2023-02-17 CGEM Cullinan Therapeutics, Inc. SUMER JACQUELYN L CLO A - Grant $0.00 +47.0K 47.0K New $0

Purchase Sale Sale after option exercise All abbreviations