Form4insider filings, from the source

SEC Form 4 · accession 0001209191-17-039234

Atara Biotherapeutics, Inc. · ATRA

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
Period of report
Jun 8, 2017
Accepted (ET)
Jun 12, 2017 · 5:26 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001604464

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF1Jun 8, 2017A5,000$0.00A27,298D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Non-Qualified Stock Option (Right to Buy)F2$13.20Jun 8, 2017A21,500A—Jun 8, 2024Common Stock21,50021,500D

Explanation of responses