Arkolith/Insider Trading/PHAT/Form 4

Basta Steven L

President and CEO, DirectorPhathom Pharmaceuticals, Inc. (PHAT) · full profile →Form 4 · filed Dec 19, 2025
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
2
2 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Dec 17, 2025Tax withholding(F)32K$15.36$484K114K
Dec 17, 2025Grant(A)62K—$0145K

Transaction Codes

F
Shares withheld for taxes
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-25-327126) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML