Arkolith/Insider Trading/REGN/Form 4

Guarini Kathryn

DirectorREGENERON PHARMACEUTICALS, INC. (REGN) · full profile →Form 4 · filed Aug 12, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$320K
Net Open-Market Flow
-$320K
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Aug 10, 2026Option exercise(M)400$719.37$288K1K
Aug 10, 2026Sell(S)400$800.00$320K603

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Aug 10, 2026Option exercise(M)400—$02K

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001992352-26-000005) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML

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