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JM
Insider

Jennifer Michaelson

Chief Scientific Officer

Jennifer Michaelson (Chief Scientific Officer) filed 6 Form 4 reports in the trailing twelve months (0 purchases, 6 sales), most often in Cullinan Therapeutics, Inc. (CGEM). The largest single filing was $608K of CGEM (30,000 sh × $20.26, as filed), executed Aug 13.

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Return, ttmiAverage return per filing, trailing twelve months
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
returns measure stock purchases only
Filings, ttm
6
0 buys · 6 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$1.3M
shares × price, as filed
Last traded
Sep 8
Filed Sep 10

Median ADV $20.1M across their filed names

Open performance
Volume by month
$608K$304K$0Oct 2024Apr 2025Oct 2025Apr 2026Nov 2024 · sells $125KFeb 2026 · sells $114KMar 2026 · sells $125KMay 2026 · sells $114KJul 2026 · sells $143KAug 2026 · sells $608KSep 2026 · sells $173K
Buys $0 Sells $1.4M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Healthcare 6 filings

Sector per market data · by filing · past 12 months

Most traded names
CGEM Cullinan Therapeutics, Inc. CGEM · 0 buys · 7 sells 7 filings
Recent filings
CGEMSALE Cullinan Therapeutics, Inc. View filing → $173K
8,000 sh × $21.57
Exec Sep 8
Filed Sep 10 · 9:22 AM ET
CGEMSALE Cullinan Therapeutics, Inc. View filing → $608K
30,000 sh × $20.26
Exec Aug 13
Filed Aug 14 · 5:00 PM ET
CGEMSALE Cullinan Therapeutics, Inc. View filing → $143K
8,000 sh × $17.82
Exec Jul 6
Filed Jul 7 · 5:00 PM ET
CGEMSALE Cullinan Therapeutics, Inc. View filing → $114K
7,800 sh × $14.60
Exec May 5
Filed May 6 · 5:30 PM ET
CGEMSALE Cullinan Therapeutics, Inc. View filing → $125K
8,000 sh × $15.68
Exec Mar 5
Filed Mar 9 · 5:30 PM ET
CGEMSALE Cullinan Therapeutics, Inc. View filing → $114K
8,000 sh × $14.30
Exec Feb 20
Filed Feb 23 · 5:30 PM ET
CGEMSALE Cullinan Therapeutics, Inc. View filing → $125K
8,000 sh × $15.64
Exec Nov 5 2024
Filed Nov 7 2024 · 5:30 PM ET
CGEMSALE Cullinan Therapeutics, Inc. View filing → $145K
8,000 sh × $18.09
Exec Sep 5 2024
Filed Sep 9 2024 · 5:30 PM ET