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: 3/19/2026ACC: 0001193125-26-116060
10% Owner
Since Mar 2026
-5.00
Net shares
Net seller
$26.15
Total sold
0
Open market trades
0B · 0S
3
Total transactions
259.16K acquired · 259.17K disposed
Non-Derivative Transactions2
Common Stock
Indirect
Shares
+259.16K
Price / share
$0.00
Trade value
$25.92
% of position
531.8%
3/17/2026
48.74K→307.90K
Common Stock
Indirect
Shares
−5.00
Price / share
$5.23
Trade value
$26.15
% of position
0.0%
3/17/2026
307.90K→307.89K
Total
Net shares
+259.16K
Net value
-$0.23
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 3/17/2026 | M · Option Exercise | +259.16K | $0.00 | $25.92 | 531.8% | 48.74K | 307.90K |
| Common Stock Indirect | 3/17/2026 | F · Tax Withholding | −5.00 | $5.23 | $26.15 | 0.0% | 307.90K | 307.89K |
| Total | +259.16K | -$0.23 | ||||||
Derivative Transactions1
Warrants
Indirect
Converts to
Common Stock
259.16K shares
Shares
−259.16K
Strike price
0.0001
Held after
0.00
Exercisable
—
3/17/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Warrants Indirect | Common Stock259.16K shares | 3/17/2026 | M · Option Exercise | −259.16K | 0.0001 | — | 0.00 |
Non-Derivative Holdings (Post-Transaction)1
Common Stock
IndirectShares owned1.32M
Total
1.32M indirect1.32M
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 1.32M | Indirect |
| Total | 1.32M | 1.32M indirect |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported