Kristin Yarema, Chief Commercial Officer at Atara Biotherapeutics, Inc. (ATRA), sold 761 shares at $14.55 ($11K) on 2021-05-18, disclosed to the SEC on 2021-05-20.
Scheduled sale ($11k) by Chief Commercial Officer under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
Nothing distinguishes this filing.