William K. Heiden, Director at Atara Biotherapeutics, Inc. (ATRA), bought 100,000 shares at $0.25 ($25K) on 2023-11-10, disclosed to the SEC on 2023-11-14.
High-signal trade — passes our conviction filters but the AI narrative is still being generated. Check back shortly.
Clearly above the average filing.
| Filing → |
| AMAG | SELL | 2018-08-08 | $125K | — | Filing → |
| AMAG | SELL | 2018-06-05 | $500K | — | Filing → |
| AMAG | SELL | 2015-10-02 | $79K | — | Filing → |