GERBER HANS-PETER (CHIEF SCIENTIFIC OFFICER) purchased 31.0% of their position (17K shares) of SUTRO BIOPHARMA, INC. on the open market
Open‑market purchase worth $13.6K — a major conviction buy. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 10/16/2025ACC: 0001992979-25-000004
Officer· CHIEF SCIENTIFIC OFFICER
Since Mar 2026
+17K
Net shares
Net buyer
$13.6K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
17K acquired
Non-Derivative Transactions1
Common Stock
Direct
Shares
+17K
Price / share
$0.80
Trade value
$13.61K
% of position
31.0%
10/15/2025
54.83K→71.83K
Total
Net shares
+17K
Net value
$13.61K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 10/15/2025 | P · Purchase | +17K | $0.80 | $13.61K | 31.0% | 54.83K | 71.83K |
| Total | +17K | $13.61K | ||||||
Derivative Transactions0
No derivative transactions reported