Arkolith/Insider Trading/ATRA/Form 4

Nguyen AnhCo

President and CEO, DirectorAtara Biotherapeutics, Inc. (ATRA) · full profile →Form 4 · filed Aug 20, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$34K
Net Open-Market Flow
-$34K
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Aug 18, 2025Sell(S)57$11.61$66271K
Aug 18, 2025Sell(S)2K$11.62$19K68K
Aug 18, 2025Sell(S)1K$11.62$15K70K

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000905148-25-003070) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML