GRANT-HUERTA YANINA (Chief Accounting Officer) sold 6.2% of their position (2.10K shares) of ATARA BIOTHERAPEUTICS, INC. on the open market
Open‑market sale worth $10.7K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 4 sales
Filed: 3/4/2026ACC: 0000905148-26-001144
Officer· Chief Accounting Officer
Since Mar 2026
-2.10K
Net shares
Net seller
$10.7K
Total sold
4
Open market trades
0B · 4S
4
Total transactions
2.10K disposed
Non-Derivative Transactions4
Common Stock
Direct
Shares
−24.00
Price / share
$5.08
Trade value
$121.85
% of position
0.1%
3/2/2026
33.85K→33.83K
Common Stock
Direct
Shares
−1.60K
Price / share
$5.08
Trade value
$8.14K
% of position
4.7%
3/2/2026
33.83K→32.23K
Common Stock
Direct
Shares
−377.00
Price / share
$5.08
Trade value
$1.92K
% of position
1.2%
3/2/2026
32.23K→31.85K
Common Stock
Direct
Shares
−100.00
Price / share
$5.08
Trade value
$508.30
% of position
0.3%
3/2/2026
31.85K→31.75K
Total
Net shares
−2.10K
Net value
-$10.69K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 3/2/2026 | S · Sale | −24.00 | $5.08 | $121.85 | 0.1% | 33.85K | 33.83K |
| Common Stock Direct | 3/2/2026 | S · Sale | −1.60K | $5.08 | $8.14K | 4.7% | 33.83K | 32.23K |
| Common Stock Direct | 3/2/2026 | S · Sale | −377.00 | $5.08 | $1.92K | 1.2% | 32.23K | 31.85K |
| Common Stock Direct | 3/2/2026 | S · Sale | −100.00 | $5.08 | $508.30 | 0.3% | 31.85K | 31.75K |
| Total | −2.10K | -$10.69K | ||||||
Derivative Transactions0
No derivative transactions reported