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4//SEC Filing

Rizvi Naiyer 4

Accession 0001415889-25-010442

CIK 0001656634other

View on SEC.gov Company Profile

Filed

Apr 7, 8:00 PM ET

Accepted

Apr 8, 9:02 PM ET

Size

21.3 KB

Accession

0001415889-25-010442

Insider Transaction Report

Form 4

Period: 2025-04-04

Gritstone bio, Inc.GRTS

Director

Transactions

Other
Stock Option (Right to Buy)
2025-04-04−7,500→ 0 total
Exercise: $8.91Exp: 2030-02-24→ Common Stock (7,500 underlying)
Other
Stock Option (Right to Buy)
2025-04-04−51,800→ 0 total
Exercise: $0.76Exp: 2034-06-16→ Common Stock (51,800 underlying)
Other
Stock Option (Right to Buy)
2025-04-04−19,000→ 0 total
Exercise: $2.22Exp: 2032-06-16→ Common Stock (19,000 underlying)
Other
Stock Option (Right to Buy)
2025-04-04−38,000→ 0 total
Exercise: $9.48Exp: 2031-05-31→ Common Stock (38,000 underlying)
Other
Stock Option (Right to Buy)
2025-04-04−937→ 0 total
Exercise: $9.86Exp: 2031-06-17→ Common Stock (937 underlying)
Other
Stock Option (Right to Buy)
2025-04-04−10,000→ 0 total
Exercise: $12.02Exp: 2029-02-12→ Common Stock (10,000 underlying)
Other
Stock Option (Right to Buy)
2025-04-04−4,347→ 0 total
Exercise: $0.76Exp: 2027-02-07→ Common Stock (4,347 underlying)
Other
Stock Option (Right to Buy)
2025-04-04−51,800→ 0 total
Exercise: $2.19Exp: 2033-06-15→ Common Stock (51,800 underlying)

Footnotes (3)

[F1]Pursuant to the Issuer's Second Modified Plan of Reorganization pursuant to Chapter 11 of the Bankruptcy Code, which was confirmed by the United States Bankruptcy Court for the District of Delaware on April 3, 2025 and became effective on April 4, 2025, each share of the Issuer's common stock and options to purchase the Issuer's common stock outstanding prior to the Issuer's emergence from bankruptcy were cancelled for no value.
[F2]The options are fully vested.
[F3]The option will vest and become exercisable on the earlier of (i) the first anniversary of the date of grant or (ii) the date of the next annual stockholder's meeting to the extent unvested as of such date, subject to continued service through the applicable vesting date.

Documents

1 file

4
form4-04092025_010428.xmlPrimary

Issuer

Gritstone bio, Inc.

CIK 0001656634

Entity typeother

Related Parties

1

filerCIK 0001728740

Filing Metadata

Form type: 4
Filed: Apr 7, 8:00 PM ET
Accepted: Apr 8, 9:02 PM ET
Size: 21.3 KB

View on SEC.gov