Guardant Health director exercises 249 RSUs

Guardant Health director Tariq Musa exercised restricted stock units into common shares as part of a scheduled vesting.

Rhea-AI Filing Summary

Guardant Health director Tariq Musa exercised restricted stock units into common shares as part of a scheduled vesting. On March 15, 2026, 249 restricted stock units converted into 249 shares of common stock at a stated price of $0.0000 per share.

Following the transactions, he held 8,742 shares of common stock directly and 2,999 restricted stock units. The underlying restricted stock unit award was granted on March 6, 2023 and vests over four years, with 25% vesting on the one-year anniversary of March 15, 2023 and the remaining 75% vesting monthly over the subsequent three years.

Insider Trade Summary

249 shares exercised/converted

Exercise 2 txns

Insider Tariq Musa

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	249	$0.00	$0.00
Exercise	Common Stock	249	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 2,999 contracts (Direct); Common Stock — 8,742 shares (Direct)

Footnotes (2)

1. F1. The restricted stock units award granted on March 6, 2023 vests over a four-year period. 25% of the shares subject to such award vested on the one-year anniversary of March 15, 2023 and the remaining 75% vests monthly for the three-year period thereafter.
2. F2. Not applicable for Restricted Stock Units.

FAQ

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

What insider transaction did Guardant Health (GH) report for Tariq Musa?

Guardant Health reported that director Tariq Musa exercised 249 restricted stock units into 249 shares of common stock. The exercise price was stated as $0.0000 per share, reflecting a routine conversion of equity compensation rather than an open-market purchase or sale.

How many Guardant Health shares does Tariq Musa hold after this Form 4?

After these transactions, Tariq Musa directly holds 8,742 shares of Guardant Health common stock. He also holds 2,999 restricted stock units, which represent additional shares that may be delivered as they vest according to the award’s four-year vesting schedule.

Were any Guardant Health shares sold in this Tariq Musa Form 4 filing?

No sales were reported in this Form 4 for Tariq Musa. The filing only shows an exercise or conversion of 249 restricted stock units into 249 common shares, increasing his direct share holdings without any corresponding disposition or open-market sale transaction.

What is the vesting schedule of Tariq Musa’s Guardant Health restricted stock units?

The restricted stock unit award granted on March 6, 2023 vests over four years. According to the disclosure, 25% of the shares vested on the one-year anniversary of March 15, 2023, and the remaining 75% vest monthly during the following three-year period.

Does this Guardant Health Form 4 indicate a discretionary stock purchase by Tariq Musa?

The Form 4 indicates a derivative exercise or conversion of restricted stock units, not an open-market stock purchase. The transaction code “M” and the $0.0000 exercise price show it is equity compensation vesting rather than a voluntary buy order in the market.

How many restricted stock units did Tariq Musa exercise in this Guardant Health filing?

Tariq Musa exercised 249 restricted stock units in this filing. Each unit converted into one share of Guardant Health common stock, resulting in 249 new shares being added to his direct holdings, consistent with the ongoing vesting of his March 2023 equity award.

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

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Accepted by SEC EDGAR 03/17/2026 - 06:49 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^*

Tariq Musa

(Last) (First) (Middle)

3100 HANOVER STREET

(Street)

PALO ALTO CA 94304

(City) (State) (Zip)

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)

3. Date of Earliest Transaction (Month/Day/Year)
03/15/2026

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

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

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

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	03/15/2026		M		249	A	$0	8,742	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	03/15/2026		M			249	(1)	(2)	Common Stock	249	$0	2,999	D

Explanation of Responses:

1. The restricted stock units award granted on March 6, 2023 vests over a four-year period. 25% of the shares subject to such award vested on the one-year anniversary of March 15, 2023 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 Musa Tariq	03/17/2026
	** 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.