John F Sullivan

TMDX

John F Sullivan serves as VP of Quality & Engineering at TransMedics Group, Inc. (TMDX). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

1 trades

$552.4K

Net Position

Net Seller

$552.4K

Companies Traded

TMDX

Active Period

Apr 2021

1 total trades

Most Recent

Sell TMDX

Apr 9, 2021 · $552.4K

John F Sullivan's Insider Trading at TransMedics Group, Inc. (TMDX)

Buys

0 · $0.00

Sells

1 · $552.4K

Total Shares Bought

Total Shares Sold

15,000

TMDX Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value	Shares After
Apr 9, 2021	Sell	15,000	$36.83	$552.4K	23,761

Related Insiders

Thomas J. Gunderson

director

TMDXSell · Jun 17, 2026

Stephanie Lovell

director

TMDXSell · Mar 6, 2026

David Weill

director

TMDXSell · Mar 6, 2026

Explore More Insider Trading Data

TMDX Insider Trading Activity

View all insider trades at TransMedics Group, Inc.

Healthcare Sector Insider Trades

See insider activity across healthcare stocks

Latest Insider Buys

Most recent insider purchases across all stocks

CEO Stock Purchases

Track CEO buying activity