| ATRA 0001604464 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2016-05-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-05-06 | 10-Q | 10-Q | View Document |
| 2016-05-05 | 8-K | 8-K | View Document |
| 2016-04-29 | DEFA14A | DEFA14A | View Document |
| 2016-04-29 | DEF 14A | DEF 14A | View Document |
| 2016-04-26 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-04-13 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-04-04 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-03-17 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-03-04 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-03-04 | S-8 | S-8 | View Document |
| 2016-03-04 | 10-K | 10-K | View Document |
| 2016-03-03 | 8-K | 8-K | View Document |
| 2016-02-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-16 | SC 13G/A | View Document | |
| 2016-02-16 | SC 13G/A | SC 13G/A | View Document |
| 2016-02-16 | SC 13G | View Document | |
| 2016-02-16 | SC 13G/A | SC 13G/A | View Document |
| 2016-02-16 | 8-K | 8-K | View Document |
| 2016-02-12 | SC 13G/A | NONE | View Document |
| 2016-02-12 | SC 13G | View Document | |
| 2016-02-11 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-11 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-11 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-11 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-11 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-11 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-02-10 | SC 13G/A | SC 13G/A | View Document |
| 2016-01-19 | SC 13G/A | SCHEDULE 13G/A FOR ATARA BIOTHERAPEUTICS, INC. | View Document |
| 2016-01-15 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-01-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-01-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-01-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-01-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-01-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-01-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2016-01-04 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-12-21 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-12-21 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-12-21 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-12-21 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-12-21 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-12-21 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-12-17 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-12-17 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-12-16 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-12-14 | 8-K | 8-K | View Document |
| 2015-12-11 | 8-K | 8-K | View Document |
| 2015-12-07 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-12-01 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-11-27 | 8-K | 8-K | View Document |
| 2015-11-25 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-11-25 | 3 | FORM 3 SUBMISSION | View Document |
| 2015-11-25 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-11-23 | EFFECT | View Document | |
| 2015-11-19 | UPLOAD | View Document | |
| 2015-11-19 | CORRESP | View Document | |
| 2015-11-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-11-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-11-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-11-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-11-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-11-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-11-18 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-11-10 | DEL AM | DEL AM | View Document |
| 2015-11-09 | S-3 | S-3 | View Document |
| 2015-11-06 | 10-Q | 10-Q | View Document |
| 2015-11-05 | 8-K | 8-K | View Document |
| 2015-10-23 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-10-16 | 8-K | 8-K | View Document |
| 2015-10-08 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-09-25 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-09-21 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-09-21 | 8-K | 8-K | View Document |
| 2015-09-14 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-09-14 | 8-K | 8-K | View Document |
| 2015-09-01 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-08-31 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-08-24 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-08-19 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-08-19 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-08-19 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-08-19 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-08-19 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-08-19 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-08-19 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-08-07 | 10-Q | 10-Q | View Document |
| 2015-08-06 | 8-K | 8-K | View Document |
| 2015-08-03 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-08-03 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-07-20 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-07-15 | 4 | FORM 4 SUBMISSION | View Document |
| 2015-07-10 | 424B1 | 424B1 | View Document |
| 2015-07-09 | EFFECT | View Document | |
