MACROGENICS INC insider trading

MGNXNASDAQ

$3.58-0.02 (-0.56%)as of Oct 2, 2026

“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.” — Peter Lynch

Insider Trading vs Stock Price data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+109.4%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Open market purchase

Open market sell

Marker size reflects transaction size.

Net dollar flow · Buy / Sell balance

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Key players

SKScott KoenigDirector1.3614%of company
JKJames KarrelsSVP and CFO0.3234%of company
EBEzio BonviniSr VP, Research & CSO0.2917%of company
WKWilliam K. HeidenDirector0.1801%of company
EBEric Blasius RisserPresident and CEO0.1211%of company
EHEdward HurwitzDirector0.0751%of company
TSThomas SpitznagelSr VP, Technical Ops0.0605%of company
SLStephen L. EckChief Medical Officer0.0461%of company
DCDavid C. StumpDirector0.0232%of company
KJKaren Jean FerranteDirector0.0232%of company

AI Activity Analysis

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Insider activity

Fromto

Company	Insider / role	Action	ΔOwn	Avg price	Amount
MGNX	Jeffrey Stuart PetersSenior VP, GC, and Secretary	Open market sell$129K	-100.0%	$4.15	$129K	Aug 19, 2026	Aug 20, 2026

End of history · 1 transactions