GRAIL, Inc. — Director's Dealing 2025

Jul 3, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GRAIL, Inc. (GRAL)
CIK: 0001699031
Period of Report: 2025-07-01

Reporting Person: DING CHUN R (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-07-01	Common Stock	S	51125	$48.88	Disposed	3593730	Indirect
2025-07-01	Common Stock	S	260832	$49.58	Disposed	3332898	Indirect
2025-07-01	Common Stock	S	27843	$50.25	Disposed	3305055	Indirect

Footnotes

F1: Securities are owned directly by funds (the "CRCM Funds") and separately managed accounts managed by CRCM LP, a Delaware limited partnership and a registered investment adviser with the U.S. Securities and Exchange Commission (the "Investment Manager"). The Reporting Person holds ownership interests in the CRCM Funds. The Reporting Person is the managing partner of the Investment Manager and may be deemed to have an indirect pecuniary interest in a percentage of the securities held by the CRCM Funds. Following the transactions reported in this Form 4, the CRCM Funds and separately managed accounts held directly in the aggregate 3,305,055 shares of common stock of the Issuer ("common stock"). The Reporting Person may be deemed to beneficially own a percentage of shares of common stock by virtue of his proportional interest in the CRCM Funds.

F2: The Reporting Person disclaims any beneficial ownership of any of the Issuer's securities reported herein, or otherwise, except as to securities representing the Reporting Person's proportional interest in the CRCM Funds, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such other securities of the Issuer for purposes of Section 16 or for any other purpose.

F3: On July 1, 2025, the CRCM Funds sold 51,125 shares of common stock in a series of transactions at prices ranging from $48.09 to $49.08 per share. The price reported in Column 4 is a weighted average price. The detailed breakdown of executed transactions will be furnished upon request.

F4: On July 1, 2025, the CRCM Funds sold 260,832 shares of common stock in a series of transactions at prices ranging from $49.09 to $50.08 per share. The price reported in Column 4 is a weighted average price. The detailed breakdown of executed transactions will be furnished upon request.

F5: On July 1, 2025, the CRCM Funds sold 27,843 shares of common stock in a series of transactions at prices ranging from $50.09 to $50.53 per share. The price reported in Column 4 is a weighted average price. The detailed breakdown of executed transactions will be furnished upon request.