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

Role: 10%+ Owner
Signature: Rob Maynes, Vice President, Legal and Assistant Secretary
Stock symbol: GRAL
Transactions as of: Nov 17, 2025
Transactions value $: -$79,850,000
Form type: 4
Date filed: 11/18/2025, 09:33 PM
Previous filing: Jun 24, 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	2025-11-18	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	-$79.9M	-1M	-22.21%	$79.85	3.5M	Nov 17, 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.