MarketPeel
Insider Trading Intelligence
Pricing
…
James Huang
Mon, Jan 12, 2026
Jan 12
sold
$489.02k
of
ATRA
80,554
shares @ $6.07
Decreased holdings by
-5.70%
5th largest trade (out of 14)
Trade made by a director
Unscheduled trade
Price 48% below 200-day moving average
Micro Cap stock — higher insider information edge
ATRA
Atara Biotherapeutics, Inc.
Healthcare
Biotechnology
1D
0.00%
1W
+10.85%
1M
+17.44%
3M
+139.22%
6M
—
1Y
—
Recent insider activity at ATRA
May 18
Anhco Nguyen
Sold
$47.84k
May 18
Yanina Grant-huerta
Sold
$22.04k
May 7
Ecor1 Capital, Llc
Bought
$4.74m
May 7
James Huang
Sold
$3.17m
Mar 2
Anhco Nguyen
Sold
$1.01k
Mar 2
Anhco Nguyen
Sold
$7.34k
Mar 2
Anhco Nguyen
Sold
$294.64
Mar 2
Anhco Nguyen
Sold
$6.60k
Full ATRA profile →
James Huang’s trading history →
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