MarketPeel
Insider Trading Intelligence
President and CEO
Mon, Mar 2, 2026
Mar 2
sold $294.64 of ATRA
58 shares @ $5.08
Decreased holdings by -0.10%
21st largest trade (out of 24)
Cluster Buy
Trade made by an officer
Part of a cluster of 2 transactions by 2 insiders
Unscheduled trade
44% win rate · -10.6% median edge vs SPY (16 trades, 90-day · small sample)
Price 55% below 200-day moving average
Micro Cap stock — higher insider information edge
ATRAAtara Biotherapeutics, Inc.
HealthcareBiotechnology
1D0.00%
1W+10.85%
1M+13.44%
3M
6M
1Y

Recent insider activity at ATRA

Full ATRA profile →Nguyen AnhCo’s trading history →
FREE · DAILY · 6 AM ET

One short email. Insider buys, congressional trades, and plain-English analysis.

Feedback