ILLUMINA, INC. - 17 Nov 2025 Form 4 Insider Report for GRAIL, Inc. (GRAL)

Role: 10%+ Owner
Signature: Rob Maynes, Vice President, Legal and Assistant Secretary
Issuer symbol: GRAL
Transactions as of: 17 Nov 2025
Net transactions value: -$79,850,000
Form type: 4
Filing time: 18 Nov 2025, 21:33:00 UTC
Previous filing: 24 Jun 2024
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
ILLUMINA, INC.	10%+ Owner	5200 ILLUMINA WAY, SAN DIEGO	Rob Maynes, Vice President, Legal and Assistant Secretary	18 Nov 2025	0001110803

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GRAL	Common stock, par value $0.001 per share	Sale	$79,850,000	-1,000,000	-22%	$79.85	3,502,126	17 Nov 2025	Direct

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

ILLUMINA, INC. is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Remarks:

Following the sale reported herein, the reporting person is no longer a 10% beneficial owner and this reflects an exit filing by the reporting person.