Arkolith/Insider Trading/MGNX/Form 4

Heiden William K

DirectorMACROGENICS INC (MGNX) · full profile →Form 4 · filed Aug 21, 2025
Net Buying
Open-Market Buys
$151K
Open-Market Sells
$0
Net Open-Market Flow
$151K
Transactions
2
2 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Aug 20, 2025Buy(P)50K$1.49$74K111K
Aug 19, 2025Buy(P)51K$1.52$77K62K

Transaction Codes

P
Open-market purchase

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001214939-25-000004) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML