PANACEA INNOVATION LTD purchased 4.1% of their position (55K shares) of ATARA BIOTHERAPEUTICS, INC. on the open market
Open‑market purchase worth $670.4K — a small addition. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 8/19/2025ACC: 0000950170-25-110310
10% Owner
Since Mar 2026
+55K
Net shares
Net buyer
$670.4K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
55K acquired
Non-Derivative Transactions1
Common Stock
Indirect
Shares
+55K
Price / share
$12.19
Trade value
$670.42K
% of position
4.1%
8/15/2025
1.35M→1.41M
Total
Net shares
+55K
Net value
$670.42K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 8/15/2025 | P · Purchase | +55K | $12.19 | $670.42K | 4.1% | 1.35M | 1.41M |
| Total | +55K | $670.42K | ||||||
Derivative Transactions0
No derivative transactions reported