SEC Form 4 · accession 0001209191-16-142709
Atara Biotherapeutics, Inc. · ATRA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Heather D Turner
Officer — VP, General Counsel & Sec.
Period of report
Sep 22, 2016
Accepted (ET)
Sep 23, 2016 · 7:27 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001604464
Table I — non-derivative securities
No Table I lines on this filing.
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Employee Stock Option (Right to Buy)F1 | $20.46 | Sep 22, 2016 | A | 40,000 | A | — | Sep 22, 2023 | Common Stock | 40,000 | 40,000 | D |
Explanation of responses
- F1One forty-eighth (1/48th) of the shares shall vest and become exercisable in equal monthly installments starting on the monthly anniversary of the date of grant of September 22, 2016.