Roman Yelensky - 08 Mar 2021 Form 4/A - Amendment Insider Report for Gritstone bio, Inc.

Signature
/s/ Rahsaan Thompson, Attorney-in-Fact for Roman Yelensky
Issuer symbol
N/A
Transactions as of
08 Mar 2021
Net transactions value
+$38,500
Form type
4/A - Amendment
Filing time
19 Nov 2021, 17:20:29 UTC
Date Of Original Report
16 Apr 2021
Previous filing
19 Nov 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction GRTS Common Stock Options Exercise $38,500 +50,724 +28% $0.7590 234,672 08 Mar 2021 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction GRTS Stock Option (Right to Buy) Options Exercise $0 -50,724 -100% $0.000000* 0 08 Mar 2021 Common Stock 50,724 $0.7590 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Roman Yelensky is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Explanation of Responses:

Id Content
F1 Includes 27,400 RSUs which are subject to vesting.
F2 Fully exercisable.

Remarks:

Executive Vice President and Chief Technology Officer