Thomas Spitznagel

MGNX

Thomas Spitznagel serves as Sr VP, Technical Ops at MacroGenics, Inc. (MGNX). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

4 trades

$489.0K

Net Position

Net Seller

$489.0K

Companies Traded

MGNX

Active Period

Apr 2021 – Feb 2026

4 total trades

Most Recent

Sell MGNX

Feb 12, 2026 · $9.4K

Thomas Spitznagel's Insider Trading at MacroGenics, Inc. (MGNX)

Buys

0 · $0.00

Sells

4 · $489.0K

Total Shares Bought

Total Shares Sold

25,520

MGNX Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Feb 12, 2026	Sell	5,520	$1.71	$9.4K	0
Mar 6, 2024	Sell	10,000	$20.00	$200.0K	8,316
Jul 20, 2021	Sell	5,000	$25.01	$125.0K	0
Apr 19, 2021	Sell	5,000	$30.91	$154.6K	0

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Beth Ann Smith

VP, Controller & Treasurer

MGNXSell · Feb 12, 2026

HEIDEN WILLIAM K

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