NGUYEN ANHCO (President and CEO) sold 4.3% of their position (2.92K shares) of ATARA BIOTHERAPEUTICS, INC. on the open market
Open‑market sale worth $38.4K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 2 sales
Filed: 11/19/2025ACC: 0000905148-25-004141
DirectorOfficer· President and CEO
Since Mar 2026
-2.92K
Net shares
Net seller
$38.4K
Total sold
2
Open market trades
0B · 2S
2
Total transactions
2.92K disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
−2.86K
Price / share
$13.19
Trade value
$37.70K
% of position
4.2%
11/17/2025
67.89K→65.03K
Common Stock
Direct
Shares
−56.00
Price / share
$13.19
Trade value
$738.53
% of position
0.1%
11/17/2025
65.03K→64.97K
Total
Net shares
−2.92K
Net value
-$38.44K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 11/17/2025 | S · Sale | −2.86K | $13.19 | $37.70K | 4.2% | 67.89K | 65.03K |
| Common Stock Direct | 11/17/2025 | S · Sale | −56.00 | $13.19 | $738.53 | 0.1% | 65.03K | 64.97K |
| Total | −2.92K | -$38.44K | ||||||
Derivative Transactions0
No derivative transactions reported