Arkolith/Insider Trading/AMPH/Form 4

Petersen Floyd F.

DirectorAmphastar Pharmaceuticals, Inc. (AMPH) · full profile →Form 4 · filed Dec 15, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$108K
Net Open-Market Flow
-$108K
Transactions
2
2 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Dec 12, 2025Sell(S)2K$25.92$63K71K
Dec 11, 2025Sell(S)2K$25.69$45K74K

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001611286-25-000011) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML