Form 4 for ATRA Atara Biotherapeutics, Inc.
Accepted 2023-08-18 00:00:00 ET · period of report 2023-08-16 · accession 0001140361-23-040563 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2023-08-18 | 2023-08-16 | ATRA | Murugan Amar | EVP, CLO | S - Sale | $1.65 | -8,672 | 265.4K | -3% | -$14.3K |
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 | 2023-08-16 | S | D | 5,050 | $1.65 | 269,013 | D | — | — | (F2) The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on August 16, 2023 and August 17, 2023 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employee. (F3) Includes 3,118 shares purchased under the Issuer's Employee Stock Purchase Plan on May 31, 2023. |
| 2 | Common | Common Stock | 2023-08-16 | S | D | 3,622 | $1.65 | 265,391 | D | — | — | (F2) The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on August 16, 2023 and August 17, 2023 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employee. |