SEC Form 4 · accession 0001209191-15-059119
Atara Biotherapeutics, Inc. · ATRA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Christopher Haqq
Officer — Chief Medical Officer
Period of report
Jul 1, 2015
Accepted (ET)
Jul 2, 2015 · 6:18 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001604464
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF2 | Jul 1, 2015 | S | 1,200 | $50.94 | D | 252,965 | D | |
| Common StockF3 | Jul 1, 2015 | S | 1,300 | $52.36 | D | 251,665 | D | |
| Common StockF4 | holding | — | — | — | 20,000 | I | See footnote |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Transaction pursuant to Rule 10b5-1 Plan adopted March 11, 2015.
- F2The price in Column 4 is a weighted average sale price. The prices actually received ranged from $50.54 to $51.20. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
- F3The price in Column 4 is a weighted average sale price. The prices actually received ranged from $52.02 to $52.83. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
- F4The shares are held by the Chris Haqq 2014 GRAT, of which the Reporting Person is trustee.