InsiderTrades

Form 4 for ATRA Atara Biotherapeutics, Inc.

Accepted 2023-11-20 00:00:00 ET · period of report 2023-11-16 · accession 0000905148-23-001513 · 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
2023-11-20 2023-11-16 ATRA Touchon Pascal Pres, CEO, Dir S - Sale $0.39 -20.4K 655.5K -3% -$7,960

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2023-11-16 S D 20,409 $0.39 655,496 D — — (F2) The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on November 16, 2023 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employee.