MACROGENICS INC (MGNX) Insider Trading

MACROGENICS INC (MGNX) has 2 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 1 sales totalling $129K. Most recent filing: Aug. 20, 2026.

Filings
2
Purchases
0
$0
Sales
1
$129K
Insiders
2

Most active MGNX insiders

Bonvini Ezio
Sr VP, Research & CSO
0 bought · 0 sold · Aug. 18, 2026
$208K
Peters Jeffrey Stuart
Senior VP, GC, and Secretary
0 bought · 1 sold · Aug. 20, 2026
$129K

Latest MGNX Form 4 filings

Date Insider Value Shares Stake Pre-planned Links
Aug. 20, 2026 filed Aug. 19, 2026 Peters Jeffrey Stuart Senior VP, GC, and Secretary −$129,086 31,105 −100% Yes
Aug. 18, 2026 filed Aug. 17, 2026 Bonvini Ezio Sr VP, Research & CSO $208,000 80,000 +83% No

About this data

Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.

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