MCWHERTER CHARLES

PrivateCIK: 1588862
Location

SAN FRANCISCO, CA

MCWHERTER CHARLES reported 1 transaction at 89BIO, INC.

Review the transaction codes below to understand the nature of each event.

InsiderMCWHERTER CHARLESCIK 1588862
Issuer89BIO, INC.CIK 1785173
Director
Since Jul 2024
-149.10K
Net shares
Net seller
$0.00
Total acquired
0
Open market trades
0B · 0S
3
Total transactions
149.10K disposed
Non-Derivative Transactions1

Common Stock

Direct
U · U

Shares

25K

Price / share

Trade value

% of position

New position
10/30/2025
25K0.00
Total

Net shares

25K

Net value

$0.00

Derivative Transactions2

Stock Option (Right to Buy)

Direct
D · Disposition
Converts to

Common Stock

67.70K shares

Shares

67.70K

Strike price

8.39

Held after

0.00

Exercisable

10/30/2025

Stock Option (Right to Buy)

Direct
D · Disposition
Converts to

Common Stock

56.40K shares

Shares

56.40K

Strike price

9.6

Held after

0.00

Exercisable

10/30/2025
MCWHERTER CHARLES — Insider Transaction (Form 4) Filed Oct 30, 2025 | Finecho