Form 4 for ATRA Atara Biotherapeutics, Inc.
Accepted 2021-08-31 00:00:00 ET · period of report 2021-08-30 · accession 0001567619-21-016517 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021-08-31 | 2021-08-30 | ATRA | Newell Joe | Chief Ops Off | S - Sale | $15.00 | -3,500 | 123.0K | -3% | -$52.5K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2021-08-30 | S | D | 3,500 | $15.00 | 123,045 | D | — | — |