Andrew John Partridge - 05 Oct 2026 Form 4 Insider Report for GRAIL, Inc. (GRAL)

Reporting relationship: Chief Growth Officer
Issuer ticker: GRAL
Reported as of: 05 Oct 2026
Net transaction value: -$1,152,528
SEC form: 4
Accepted by SEC: 07 Oct 2026, 18:36:29 UTC
Prior SEC filing: 05 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/Donald Lang, as Attorney-in-Fact for Andrew Partridge

Key filing fact

Andrew John Partridge filed Form 4 for GRAIL, Inc. (GRAL) on 07 Oct 2026.

Key facts

This page summarizes Andrew John Partridge's Form 4 filing for GRAIL, Inc. (GRAL).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 07 Oct 2026, 18:36.

Change

Previous filing in this sequence was filed on 05 Jun 2026.
Current net transaction value: -$1,152,528.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001758838 Primary reporting owner

Partridge Andrew John

Relationship: Chief Growth Officer
Address: C/O GRAIL, INC., 250 S. MATHILDA AVE. SUITE 100, SUNNYVALE
Signature: /s/Donald Lang, as Attorney-in-Fact for Andrew Partridge
Signature date: 07 Oct 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

GRAL transaction

Common Stock

Sale

Transaction value: $1,152,528
Shares: -7,873
Change %: -4.8%
Price: $146.39
Shares after: 155,865
Date: 05 Oct 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents automatic 'sell-to-cover' transactions by an executing broker to cover withholding taxes upon award vesting and share delivery. The price reported in Column 4 is a weighted average price calculated by the broker executing these transactions. These shares were sold as part of a block trade in multiple transactions, and 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.