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Insider

Thomas J. Gunderson

Director

Thomas J. Gunderson (Director) filed 1 Form 4 report in the trailing twelve months (0 purchases, 1 sale), most often in TransMedics Group, Inc. (TMDX). The largest single filing was $722K of TMDX (9,624 sh × $75.06, as filed), executed Jun 15.

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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
1
0 buys · 1 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$722K
shares × price, as filed
Last traded
Jun 15
Filed Jun 17

Median ADV $78.9M across their filed names

Open performance
Volume by month
$722K$361K$0Oct 2024Apr 2025Oct 2025Apr 2026Jun 2026 · sells $722K
Buys $0 Sells $722K

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

Sectors filed on
Healthcare 1 filing

Sector per market data · by filing · past 12 months

Most traded names
TMDX TransMedics Group, Inc. TMDX · 0 buys · 1 sell 1 filing
Recent filings
TMDXSALE TransMedics Group, Inc. View filing → $722K
9,624 sh × $75.06
Exec Jun 15
Filed Jun 17 · 5:30 PM ET