KOSACZ BARBARA

PrivateCIK: 1763316
Location

EMERYVILLE, CA

InsiderKOSACZ BARBARACIK 1763316
IssuerLEONABIO, INC.CIK 1620463
Director
Since Mar 2021
+28K
Net shares
Net buyer
$0.00
Total acquired
0
Open market trades
0B · 0S
1
Total transactions
28K acquired
Non-Derivative Transactions0
No non-derivative transactions reported
Derivative Transactions1

Stock Option (Right to Buy)

Direct
A · Award
Converts to

Common Stock

28K shares

Shares

+28K

Strike price

9.54

Held after

28K

Exercisable

4/9/2026
KOSACZ BARBARA — Insider Transaction (Form 4) Filed Apr 13, 2026 | Finecho