Form 4 Tracker
Jay Philip Siegel

Director · 1 filing · Latest: May 18, 2026

MACROGENICS INC
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
MGNX
Jay Siegel—Aug 17, 2026
Proposed Sale
$4.1842,080$175.7K—
MGNX
Jay Siegel—Aug 3, 2026
Proposed Sale
$3.7534,916$130.9K—
MGNX
Jay Philip SiegelDirectorMay 18, 2026
Option Exercise
—3,750—14,750