Aaron Freidin - 03 Dec 2025 Form 4 Insider Report for GRAIL, Inc. (GRAL)

Role: Chief Financial Officer
Signature: /s/Abram Barth, as Attorney-in-Fact for Aaron Freidin
Issuer symbol: GRAL
Transactions as of: 03 Dec 2025
Transactions value $: -$2,478,818
Form type: 4
Date filed: 05 Dec 2025, 16:12
Previous filing: 19 Nov 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Freidin Aaron	Chief Financial Officer	C/O GRAIL, INC., 1525 O'BRIEN DRIVE, MENLO PARK	/s/Abram Barth, as Attorney-in-Fact for Aaron Freidin	2025-12-05	0002024196

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GRAL	Common Stock	Sale	-$2.48M	-25K	-8.8%	$99.15	259K	03 Dec 2025	Direct	F1

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

Explanation of Responses:

Id	Content
F1	The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $99.00 to $99.76 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate sales price within the range set forth in this footnote.

Content

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $99.00 to $99.76 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate sales price within the range set forth in this footnote.