GRAIL, Inc. — Director's Dealing 2025

May 31, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GRAIL, Inc. (GRAL)
CIK: 0001699031
Period of Report: 2025-05-29

Reporting Person: MIZELL STEVEN (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-05-29	Common Stock	A	6082	$41.10	Acquired	35685	Direct

Footnotes

F1: Represents an award of 6,082 deferred stock units ("DSUs") granted to Mr. Mizell under our 2024 Equity Incentive Plan in lieu of 6,082 restricted stock units. The DSUs will vest in full on the earlier to occur of (i) May 29, 2026 and (ii) the date of the next annual meeting of the Company's stockholders, in each case subject to continued service through the applicable vesting date. Each DSU represents the right to receive, at settlement, one share of common stock.