Guardant Health, Inc. SEC Filing

Guardant Health submitted a Form 144 disclosing proposed sales of common stock related to equity compensation and restricted stock lapses.

Rhea-AI Filing Summary

Guardant Health submitted a Form 144 disclosing proposed sales of common stock related to equity compensation and restricted stock lapses. The filing lists a Charles Schwab & Co. intermediary entry for 3,832 shares dated 04/01/2026 and two past sales by Terilyn J. Monroe of 10,031 and 8,571 shares on 01/07/2026 and 01/21/2026, respectively.

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Securities Compliance Counsel

Routine Section 144 notice for proposed resale of restricted securities.

The filing records a proposed resale tied to a restricted stock lapse and lists intermediary details for 3,832 shares on 04/01/2026. Two earlier dispositions by Terilyn J. Monroe are shown with explicit share counts and proceeds.

Section 144 filings are procedural disclosures when holders intend to sell restricted shares; timing and actual sale execution depend on broker activity and rule compliance.

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Accepted by SEC EDGAR 04/06/2026 - 04:03 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	0001652956
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	Monroe Terilyn J.
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	Charles Schwab & Co., Inc. 3000 Schwab Way Westlake TX 76262	3832	355150.00	131170441	04/06/2026	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	04/01/2026	Restricted Stock Lapse	Guardant Health, Inc.			3832	04/01/2026	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
Terilyn J. Monroe 3100 HANOVER STREET PALO ALTO CA 94304	Guardant Health, Inc.	01/07/2026	10031	1124200.00
Terilyn J. Monroe 3100 HANOVER STREET PALO ALTO CA 94304	Guardant Health, Inc.	01/21/2026	8571	977902.00

144: Remarks and Signature

Remarks
Date of Notice	04/06/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	08/02/2025
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	Terilyn J. Monroe
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)