MarketPeel
Insider Trading Intelligence
Chief Accounting Officer
Mon, Mar 9, 2026
Mar 9
bought $0.00 of ATRA
20,300 shares @ $0.00
Increased holdings by +63.90%
13th largest trade (out of 13)
Cluster Buy
Trade made by an officer
Part of a cluster of 2 transactions by 2 insiders
Unscheduled trade
27% win rate · -10.6% median edge vs SPY (11 trades, 90-day · small sample)
Price 39% below 200-day moving average
Micro Cap stock — higher insider information edge
ATRAAtara Biotherapeutics, Inc.
HealthcareBiotechnology
1D0.00%
1W+10.85%
1M+17.44%
3M+139.22%
6M
1Y

Recent insider activity at ATRA

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