LE-NGUYEN QUOC

PrivateCIK: 1792062
Location

SAN FRANCISCO, CA

LE-NGUYEN QUOC (See Remarks) received a stock award from 89BIO, INC.

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award
InsiderLE-NGUYEN QUOCCIK 1792062
Issuer89BIO, INC.CIK 1785173
Officer· See Remarks
Since Nov 2019
-1.19M
Net shares
Net seller
$0.00
Total acquired
0
Open market trades
0B · 0S
13
Total transactions
50K acquired · 1.24M disposed
Non-Derivative Transactions3

Common Stock

Direct
A · Award

Shares

+50K

Price / share

Trade value

% of position

16.6%
10/30/2025
301.68K351.68K

Common Stock

Direct
U · U

Shares

351.68K

Price / share

Trade value

% of position

New position
10/30/2025
351.68K0.00

Common Stock

Indirect
U · U

Shares

13.69K

Price / share

Trade value

% of position

New position
10/30/2025
13.69K0.00
Total

Net shares

315.38K

Net value

$0.00

Derivative Transactions10

Stock Option (Right to Buy)

Direct
D · Disposition
Converts to

Common Stock

4.06K shares

Shares

4.06K

Strike price

3.11

Held after

0.00

Exercisable

10/30/2025

Stock Option (Right to Buy)

Direct
D · Disposition
Converts to

Common Stock

3.31K shares

Shares

3.31K

Strike price

3.11

Held after

0.00

Exercisable

10/30/2025

Stock Option (Right to Buy)

Direct
D · Disposition
Converts to

Common Stock

50K shares

Shares

50K

Strike price

32.5

Held after

0.00

Exercisable

10/30/2025

Stock Option (Right to Buy)

Direct
D · Disposition
Converts to

Common Stock

67.50K shares

Shares

67.50K

Strike price

23.01

Held after

0.00

Exercisable

10/30/2025

Stock Option (Right to Buy)

Direct
D · Disposition
Converts to

Common Stock

70K shares

Shares

70K

Strike price

4.44

Held after

0.00

Exercisable

10/30/2025

Stock Option (Right to Buy)

Direct
D · Disposition
Converts to

Common Stock

120K shares

Shares

120K

Strike price

14.7

Held after

0.00

Exercisable

10/30/2025

Stock Option (Right to Buy)

Direct
D · Disposition
Converts to

Common Stock

195K shares

Shares

195K

Strike price

9.98

Held after

0.00

Exercisable

10/30/2025

Stock Option (Right to Buy)

Direct
D · Disposition
Converts to

Common Stock

320K shares

Shares

320K

Strike price

9.6

Held after

0.00

Exercisable

10/30/2025

Stock Option (Right to Buy)

Indirect
D · Disposition
Converts to

Common Stock

26.40K shares

Shares

26.40K

Strike price

10.58

Held after

0.00

Exercisable

10/30/2025

Stock Option (Right to Buy)

Indirect
D · Disposition
Converts to

Common Stock

17.50K shares

Shares

17.50K

Strike price

9.6

Held after

0.00

Exercisable

10/30/2025
LE-NGUYEN QUOC — Insider Transaction (Form 4) Filed Oct 30, 2025 | Finecho