CHO JAMES

PrivateCIK: 1891475
Location

EMERYVILLE, CA

CHO JAMES (Chief Accounting Officer) reported 1 transaction at GRITSTONE BIO, INC.

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

InsiderCHO JAMESCIK 1891475
IssuerGRITSTONE BIO, INC.CIK 1656634
Officer· Chief Accounting Officer
Since Jan 2021
-420.82K
Net shares
Net seller
$0.00
Total acquired
0
Open market trades
0B · 0S
6
Total transactions
420.82K disposed
Non-Derivative Transactions1

Common Stock

Direct
J · J

Shares

155.12K

Price / share

Trade value

% of position

New position
4/4/2025
155.12K0.00
Total

Net shares

155.12K

Net value

$0.00

Derivative Transactions5

Stock Option (Right to Buy)

Direct
J · J
Converts to

Common Stock

109K shares

Shares

109K

Strike price

2.46

Held after

0.00

Exercisable

4/4/2025

Stock Option (Right to Buy)

Direct
J · J
Converts to

Common Stock

65.40K shares

Shares

65.40K

Strike price

.96

Held after

0.00

Exercisable

4/4/2025

Stock Option (Right to Buy)

Direct
J · J
Converts to

Common Stock

26.30K shares

Shares

26.30K

Strike price

5.46

Held after

0.00

Exercisable

4/4/2025

Stock Option (Right to Buy)

Direct
J · J
Converts to

Common Stock

25K shares

Shares

25K

Strike price

13.87

Held after

0.00

Exercisable

4/4/2025

Stock Option (Right to Buy)

Direct
J · J
Converts to

Common Stock

40K shares

Shares

40K

Strike price

7.14

Held after

0.00

Exercisable

4/4/2025
CHO JAMES — Insider Transaction (Form 4) Filed Apr 8, 2025 | Finecho