Guardant Health director converts award into 232 shares

The 2024 award schedule provides for 25% to vest on July 17, 2025, followed by monthly vesting of the remaining 75% for three years.

Rhea-AI Filing Summary

Guardant Health, Inc. director Medina Manuel Hidalgo reported converting 232 restricted stock units into 232 common shares on October 17, 2026. The reported post-transaction positions were 4,873 restricted stock units and 5,252 common shares, both held directly. The award, granted July 17, 2024, vests over four years: 25% vested on July 17, 2025, and the remaining 75% vests monthly for the three-year period thereafter.

Insider Trade Summary

232 shares exercised/converted

Exercise 2 txns

Insider Hidalgo Medina Manuel

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units F1, F2	232	$0.00	$0.00
Exercise	Common Stock	232	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 4,873 contracts (Direct); Common Stock — 5,252 shares (Direct)

Footnotes (2)

1. F1. The restricted stock unit award granted on July 17, 2024 vests over a four-year period. 25% of the shares subject to such award vested on July 17, 2025 and the remaining 75% vests monthly for the three-year period thereafter.
2. F2. Not applicable for Restricted Stock Units.

Key Figures

Restricted stock units converted: 232 restricted stock units Common shares acquired: 232 shares Restricted stock units after transaction: 4,873 restricted stock units +4 more

7 metrics

Restricted stock units converted 232 restricted stock units October 17, 2026

Common shares acquired 232 shares October 17, 2026

Restricted stock units after transaction 4,873 restricted stock units Reported post-transaction position

Common shares after transaction 5,252 shares Reported post-transaction position

Award vesting period Four years Award granted July 17, 2024

Initial vested portion 25% Vested July 17, 2025

Remaining award portion 75% Vests monthly for the three-year period thereafter

Key Terms

restricted stock unit award, vests monthly

2 terms

restricted stock unit award financial

"The restricted stock unit award granted on July 17, 2024"

A restricted stock unit award is a promise by a company to give an employee a specified number of company shares at a future date if certain conditions are met, such as staying with the company or hitting performance goals. For investors, these awards matter because they can increase the total number of shares outstanding when converted, diluting existing holders, and they align employees’ incentives with shareholders’ interests much like giving a rising bonus that becomes real only after conditions are satisfied.

vests monthly financial

"the remaining 75% vests monthly for the three-year period thereafter"

FAQ

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

How many GH shares did director Medina Manuel Hidalgo receive from the RSU conversion?

Medina Manuel Hidalgo converted 232 restricted stock units into 232 common shares on October 17, 2026. The reported post-transaction positions were 4,873 restricted stock units and 5,252 common shares.

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

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Available on EDGAR 10/19/2026 - 05:03 PM EDT Accepted by SEC EDGAR 10/19/2026 - 05:02 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Hidalgo Medina Manuel

(Last) (First) (Middle)

3100 HANOVER STREET

(Street)

PALO ALTO CALIFORNIA 94304

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Guardant Health, Inc. [ GH ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/17/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/17/2026		M		232	A	$0	5,252	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	$0	10/17/2026		M			232	(1)	(2)	Common Stock	232	$0	4,873	D

Explanation of Responses:

1. The restricted stock unit award granted on July 17, 2024 vests over a four-year period. 25% of the shares subject to such award vested on July 17, 2025 and the remaining 75% vests monthly for the three-year period thereafter.

2. Not applicable for Restricted Stock Units.

Remarks:

	/s/ John G. Saia, as attorney-in-fact for Manuel Hidalgo Medina	10/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)