Form4insider filings, from the source

SEC Form 4 · accession 0001209191-17-002051

Atara Biotherapeutics, Inc. · ATRA

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

Reporting owner
Period of report
Jan 3, 2017
Accepted (ET)
Jan 5, 2017 · 4:19 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001604464

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF1Jan 3, 2017A2,000$0.00A19,093D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Non-Qualified Stock Option (Right to Buy)F2$15.08Jan 3, 2017A5,500A—Jan 3, 2024Common Stock5,5005,500D

Explanation of responses