Roman Yelensky - 19 Jan 2021 Form 4/A - Amendment Insider Report for Gritstone bio, Inc.

Role: Executive Vice President and Chief Technology Officer
Signature: /s/ Rahsaan Thompson, Attorney-in-Fact for Roman Yelensky
Issuer symbol: N/A
Transactions as of: 19 Jan 2021
Net transactions value: -$221,029
Form type: 4/A - Amendment
Filing time: 19 Nov 2021, 17:06:39 UTC
Date Of Original Report: 21 Jan 2021
Previous filing: 19 Nov 2021
Next filing: 19 Nov 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GRTS	Common Stock	Sale	$221,029	-10,000	-5.9%	$22.10^*	160,624	19 Jan 2021	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range from $22.00 to $22.40 per share. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.
F2	Includes 27,400 RSUs which are subject to vesting.

Content

Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range from $22.00 to $22.40 per share. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

Includes 27,400 RSUs which are subject to vesting.

Remarks:

Executive Vice President and Chief Technology Officer