GRAIL, Inc. SEC Filing

Aaron Freidin submitted a Form 144 notice proposing to sell 79,460 shares of Common Stock acquired upon vesting of restricted stock units on 04/03/2026.

Rhea-AI Filing Summary

Aaron Freidin submitted a Form 144 notice proposing to sell 79,460 shares of Common Stock acquired upon vesting of restricted stock units on 04/03/2026.

The filing also lists recent sales by Mr. Freidin during the prior three months: 9,573 shares sold on 03/02/2026, 655 shares on 03/05/2026, and 2,492 shares on 03/09/2026, with the recorded proceeds shown for each transaction.

Insights

Equity Capital Markets Analyst

TL;DR: A Form 144 notice shows a proposed resale of restricted shares from vesting and several recent open‑market dispositions.

Context: The notice lists 79,460 shares to be sold that were acquired upon vesting of restricted stock units on 04/03/2026. Separate entries record three prior sales totaling 12,720 shares in March 2026.

Implication: This is a routine insider liquidity filing. The magnitude is modest relative to large institutional transactions; cash‑flow treatment and any trading plan details are not provided in the excerpt.

Key Figures

Proposed resale: 79,460 shares Sale on 03/02/2026: 9,573 shares Sale on 03/05/2026: 655 shares +2 more

5 metrics

Proposed resale 79,460 shares acquired upon vesting of RSUs on 04/03/2026

Sale on 03/02/2026 9,573 shares proceeds recorded $480,244.38

Sale on 03/05/2026 655 shares proceeds recorded $34,721.55

Sale on 03/09/2026 2,492 shares proceeds recorded $119,340.41

Filing date for securities listed 04/03/2026 date tied to RSU vesting and proposed sale

Key Terms

Form 144, restricted stock units, Services rendered

3 terms

Form 144 regulatory

"submitted a Form 144 notice proposing to sell common stock"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

restricted stock units financial

"acquired upon vesting of restricted stock units awarded under Issuer's equity incentive plans"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Services rendered financial

"79460 04/03/2026 Services rendered"

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 04/06/2026 - 07:50 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0002024196
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	GRAIL, Inc.
SEC File Number	001-42045
Address of Issuer	1525 O'Brien Drive Menlo Park CALIFORNIA 94025
Phone	415-528-0644
Name of Person for Whose Account the Securities are To Be Sold	Aaron Freidin
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	ETRADE FINANCIAL CORPORATION 3 EDISON DRIVE ALPHARETTA GA 30005	49414	2556680.36	41134219	04/03/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	04/03/2026	Shares acquired upon vesting of restricted stock units awarded under Issuer's equity incentive plans	Issuer			79460	04/03/2026	Services rendered

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Aaron Freidin 1525 O'Brien Drive Menlo Park CA 94025	Common Stock	03/02/2026	9573	480244.38
Aaron Freidin 1525 O'Brien Drive Menlo Park CA 94025	Common Stock	03/05/2026	655	34721.55
Aaron Freidin 1525 O'Brien Drive Menlo Park CA 94025	Common Stock	03/09/2026	2492	119340.41

144: Remarks and Signature

Remarks	Represents an estimate of shares expected to be sold to cover tax obligations upon vesting of restricted stock units on April 3rd, 2026, based on an estimated price per share of $51.74, which was the closing price of a share of the Company's common stock on April 6, 2026.
Date of Notice	04/06/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/Donald Lang, as Attorneyin-Fact for Aaron Freidin
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)