Guardant Health director exercises 232 RSUs

Guardant Health director Manuel Hidalgo Medina exercised restricted stock units into common shares as part of his equity compensation.

Rhea-AI Filing Summary

Guardant Health director Manuel Hidalgo Medina exercised restricted stock units into common shares as part of his equity compensation. On May 17, 2026, 232 RSUs converted into 232 shares of common stock at a stated price of $0.00 per share, reflecting a vesting event rather than an open-market purchase.

Following the transaction, he held 1,889 shares of common stock directly and 6,033 restricted stock units. The RSU grant, awarded on July 17, 2024, vests over four years, with 25% vesting on July 17, 2025 and the remaining 75% vesting monthly over the subsequent three years.

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	232	$0.00	$0.00
Exercise	Common Stock	232	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 6,033 contracts (Direct); Common Stock — 1,889 shares (Direct)

Footnotes (2)

1. F1. The restricted stock unit 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

RSUs exercised: 232 shares Exercise price: $0.00 per share Common shares after: 1,889 shares +3 more

6 metrics

RSUs exercised 232 shares Restricted stock units converted to common stock on May 17, 2026

Exercise price $0.00 per share Stated transaction price for RSU conversion

Common shares after 1,889 shares Direct common stock holdings following the transaction

RSUs after 6,033 units Restricted stock units remaining after the reported conversion

Initial RSU vesting 25% of award Vested on July 17, 2025 from July 17, 2024 grant

Remaining RSU vesting 75% of award Vests monthly over three years after July 17, 2025

Key Terms

Restricted Stock Units, Exercise or conversion of derivative security, derivative security, vests monthly

4 terms

Restricted Stock Units financial

"The restricted stock unit granted on July 17, 2024 vests over a four-year period."

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.

Exercise or conversion of derivative security financial

"transaction_code_description: Exercise or conversion of derivative security"

derivative security financial

"transaction_type: derivative; transaction_action: derivative exercise/conversion"

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

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.

What insider transaction did Guardant Health (GH) report for Manuel Hidalgo Medina?

Guardant Health reported that director Manuel Hidalgo Medina exercised 232 restricted stock units into 232 common shares. This was an equity compensation vesting event, not an open‑market trade, and reflects part of a previously granted RSU award.

How many Guardant Health (GH) shares does Manuel Hidalgo Medina hold after this Form 4?

After the reported transactions, Manuel Hidalgo Medina directly holds 1,889 shares of Guardant Health common stock and 6,033 restricted stock units. These holdings reflect his post‑vesting equity position as disclosed in the Form 4 filing.

What are the vesting terms of Manuel Hidalgo Medina’s RSU grant at Guardant Health (GH)?

The RSU grant dated July 17, 2024 vests over four years. Twenty‑five percent vested on July 17, 2025, with the remaining seventy‑five percent vesting monthly over the following three years according to the disclosed vesting schedule.

Was the Guardant Health (GH) insider transaction a market purchase or a compensation event?

The transaction was a compensation-related RSU conversion, not a market purchase or sale. 232 restricted stock units were exercised into 232 common shares at a stated price of $0.00 per share as they vested under the award terms.

How many restricted stock units did Manuel Hidalgo Medina exercise in this Guardant Health (GH) filing?

He exercised 232 restricted stock units, which converted into 232 shares of Guardant Health common stock. This RSU conversion is classified as an exercise or conversion of a derivative security in the Form 4 data.

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

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Accepted by SEC EDGAR 05/19/2026 - 06:01 PM 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)
05/17/2026

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	05/17/2026		M		232	A	$0	1,889	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	05/17/2026		M			232	(1)	(2)	Common Stock	232	$0	6,033	D

Explanation of Responses:

1. The restricted stock unit 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	05/19/2026
	** 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)