Guardant Health Form 144: 10,000-Share Sale Reported

Guardant Health, Inc. notice of proposed sales under Form 144 by an affiliate.

Rhea-AI Filing Summary

Guardant Health, Inc. notice of proposed sales under Form 144 by an affiliate. The filing lists an employee stock option exercise of 2,000 shares settled via a broker payment for a cashless exercise on 06/22/2026, a restricted stock lapse of 4,203 shares on 06/17/2026, and a reported sale of 10,000 shares on 06/03/2026 for $1,269,809.00.

Key Figures

Form type: Form 144 Sale reported: 10,000 shares Proceeds reported: $1,269,809.00 +2 more

5 metrics

Form type Form 144 Notice of proposed sale by affiliate

Sale reported 10,000 shares Sale by Meghan V. Joyce on 06/03/2026

Proceeds reported $1,269,809.00 Proceeds associated with the 10,000-share sale

Option exercise 2,000 shares Employee stock option exercise settled via broker payment on 06/22/2026

Restricted stock lapse 4,203 shares Restricted stock lapse on 06/17/2026

Key Terms

Employee Stock Option Exercise, Broker Payment for Cashless Exercise, Restricted Stock Lapse, Form 144

4 terms

Employee Stock Option Exercise financial

"Employee Stock Option Exercise | GUARDANT HEALTH, INC. | 2,000 | 06/22/2026"

Broker Payment for Cashless Exercise financial

"Broker Payment for Cashless Exercise Common | 06/22/2026"

Restricted Stock Lapse financial

"Restricted Stock Lapse | GUARDANT HEALTH, INC. | 4,203 | 06/17/2026"

Form 144 regulatory

"Filer Information | 144: Filer Information"

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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does Guardant Health's (GH) Form 144 disclose?

The Form 144 discloses proposed affiliate sales including a 2,000-share option exercise (cashless) on 06/22/2026, a 4,203-share restricted stock lapse on 06/17/2026, and a 10,000-share sale on 06/03/2026 recorded at $1,269,809.00.

Who reported the sale in Guardant Health's Form 144 and what was sold?

The filing identifies Meghan V. Joyce as a reporting party who sold 10,000 shares on 06/03/2026. The entry shows total proceeds of $1,269,809.00 associated with that sale in the excerpt provided.

What is a broker payment for a cashless exercise listed in the filing?

A broker payment for a cashless exercise means a broker facilitated withholding or sale to cover option exercise costs; the filing records a 2,000-share option exercise settled this way on 06/22/2026. Exact cash flows to the issuer are not stated in the excerpt.

Does this Form 144 change Guardant Health's outstanding share count or control?

The excerpt lists share movements (2,000 exercise, 4,203 lapse, 10,000 sale) but does not state total shares outstanding or control effects. The entries describe securities transfers without disclosing post-transaction ownership metrics in the provided text.

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

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Accepted by SEC EDGAR 06/22/2026 - 04:06 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	0001770749
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	Guardant Health, Inc.
SEC File Number	001-38683
Address of Issuer	3100 HANOVER STREET PALO ALTO CALIFORNIA 94304
Phone	855-698-8887
Name of Person for Whose Account the Securities are To Be Sold	Joyce Meghan V.
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	Director

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	Charles Schwab & Co., Inc. 3000 Schwab Way Westlake TX 76262	6203	812604.00	132599929	06/22/2026	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	06/22/2026	Employee Stock Option Exercise	GUARDANT HEALTH, INC.			2000	06/22/2026	Broker Payment for Cashless Exercise
Common	06/17/2026	Restricted Stock Lapse	GUARDANT HEALTH, INC.			4203	06/17/2026	Equity Compensation

* 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
Meghan V. Joyce 3100 HANOVER STREET PALO ALTO CA 94304	Guardant Health, Inc.	06/03/2026	10000	1269809.00

144: Remarks and Signature

Remarks
Date of Notice	06/22/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/04/2026
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	Meghan V. Joyce
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)