PANACEA INNOVATION LTD exercised options at ATARA BIOTHERAPEUTICS, INC.
Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.
M · 1 exercise
Filed: 12/1/2025ACC: 0001193125-25-304018
10% Owner
Since Mar 2026
-1.00
Net shares
Net seller
$14.03
Total sold
0
Open market trades
0B · 0S
3
Total transactions
48.74K acquired · 48.74K disposed
Non-Derivative Transactions2
Common Stock
Indirect
Shares
+48.74K
Price / share
$0.00
Trade value
$4.87
% of position
New position
11/28/2025
0.00→48.74K
Common Stock
Indirect
Shares
−1.00
Price / share
$14.03
Trade value
$14.03
% of position
0.0%
11/28/2025
48.74K→48.74K
Total
Net shares
+48.74K
Net value
-$9.16
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 11/28/2025 | M · Option Exercise | +48.74K | $0.00 | $4.87 | New position | 0.00 | 48.74K |
| Common Stock Indirect | 11/28/2025 | F · Tax Withholding | −1.00 | $14.03 | $14.03 | 0.0% | 48.74K | 48.74K |
| Total | +48.74K | -$9.16 | ||||||
Derivative Transactions1
Warrants
Indirect
Converts to
Common Stock
48.74K shares
Shares
−48.74K
Strike price
0.0001
Held after
259.16K
Exercisable
—
11/28/2025
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Warrants Indirect | Common Stock48.74K shares | 11/28/2025 | M · Option Exercise | −48.74K | 0.0001 | — | 259.16K |
Non-Derivative Holdings (Post-Transaction)1
Common Stock
IndirectShares owned1.41M
Total
1.41M indirect1.41M
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 1.41M | Indirect |
| Total | 1.41M | 1.41M indirect |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported