January 8, 2024 · Form 4 insider transaction
Hyllengren Eric J bought 475,000 shares of Atara Biotherapeutics Inc at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 1 day after the transaction.
These restricted stock units vest as to 1/8th of the total number of shares (rounded down to the next whole number of shares) on the second Quarterly Vesting Date (as defined below) following January 8, 2024, and as to 1/8th of the total number of shares (rounded down to the next whole number of shares) on the next seven Quarterly Vesting Dates, such that all of the shares shall be vested on the last Quarterly Vesting Date, subject to the reporting person's continuous service. "Quarterly Vesting Date" means March 1, May 15, August 15, and November 15 of each year, provided that if such date falls on a weekend or holiday, the Quarterly Vesting Date shall be the first business day after such date.