Guardant Health (NASDAQ: GH) CIO adds shares after RSU vesting

Rhea-AI Filing Summary

Guardant Health Chief Information Officer Kumud Kalia reported routine equity compensation activity involving restricted stock units. On April 1, 2026, several restricted stock unit awards converted into a total of 10,044 shares of Common Stock, reflecting scheduled vesting from previously granted awards.

To cover related tax obligations, 5,092 Common Stock shares were withheld by Guardant Health at $91.15 per share, as described in the footnotes, and were not sold in the open market. After these transactions, Kalia directly holds 49,249 Common Stock shares, indicating an overall increase in his equity stake despite the tax withholding.

Insider Trade Summary

10,044 shares exercised/converted

Mixed 9 txns

Insider Kalia Kumud

Role Chief Information Officer

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	1,607	$0.00	--
Exercise	Restricted Stock Units	1,084	$0.00	--
Exercise	Restricted Stock Units	1,994	$0.00	--
Exercise	Restricted Stock Units	5,359	$0.00	--
Exercise	Common Stock	1,607	$0.00	--
Exercise	Common Stock	1,084	$0.00	--
Exercise	Common Stock	1,994	$0.00	--
Exercise	Common Stock	5,359	$0.00	--
Tax Withholding	Common Stock	5,092	$91.15	$464K

Holdings After Transaction: Restricted Stock Units — 3,214 shares (Direct); Common Stock — 45,904 shares (Direct)

Footnotes (1)

1. These shares were retained by the Company in order to meet the tax withholding obligations of the award-holder in connection with the vesting of an installment of the restricted stock units. The amount retained by the Company was not in excess of the amount of the tax liability. This represents a restricted stock unit award granted on November 7, 2022 that vests over a four-year period. 25% of the shares subject to such award vested on October 1, 2023 and the remaining 75% of the shares vests in equal quarterly installments over the remaining three-year period thereafter. Not applicable for Restricted Stock Units. This represents a restricted stock unit award granted on December 13, 2023 that vests over a three-year period. 33% of the shares subject to such award vested on October 1, 2024 and the remaining 67% of the shares vests in equal quarterly installments over the remaining two-year period thereafter. This represents a restricted stock unit award granted on November 8, 2024 that vests over a three-year period. 33% of the shares subject to such award vested on October 1, 2025 and the remaining 67% of the shares vests in equal quarterly installments over the remaining two-year period thereafter. This represents a restricted stock unit award granted on March 12, 2025 that vests over a three-year period. 33% of the shares subject to such award vested on April 1, 2026 and the remaining 67% of the shares vests in equal quarterly installments over the remaining two-year period thereafter.

Key Figures

RSU shares vested: 10,044 shares Tax withholding shares: 5,092 shares Tax withholding price: $91.15 per share +4 more

7 metrics

RSU shares vested 10,044 shares Restricted Stock Units converting into Common Stock on April 1, 2026

Tax withholding shares 5,092 shares Common Stock withheld to meet tax obligations on RSU vesting

Tax withholding price $91.15 per share Value used for Common Stock withheld for taxes

Shares held after transactions 49,249 shares Guardant Health Common Stock directly owned by Kumud Kalia after Form 4

Derivative exercises count 4 transactions RSU-related exercises/conversions coded M on April 1, 2026

Derivative shares exercised 10,044 shares Aggregate underlying shares from RSU exercises per transaction summary

Tax-withholding transactions 1 transaction Disposition coded F for tax withholding of Common Stock

Key Terms

Restricted Stock Units, tax withholding obligations, vests in equal quarterly installments, derivative exercise/conversion, +1 more

5 terms

Restricted Stock Units financial

"These shares were retained by the Company in order to meet the tax withholding obligations of the award-holder in connection with the vesting of an installment of the restricted stock units."

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.

tax withholding obligations financial

"These shares were retained by the Company in order to meet the tax withholding obligations of the award-holder in connection with the vesting of an installment of the restricted stock units."

vests in equal quarterly installments financial

"the remaining 75% of the shares vests in equal quarterly installments over the remaining three-year period thereafter."

derivative exercise/conversion financial

"transaction_action": "derivative exercise/conversion""

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Form 4 Insider Transactions: What Each Field Means →

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^*

Kalia Kumud

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026

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	04/01/2026		M		1,607	A	$0	45,904	D
Common Stock	04/01/2026		M		1,084	A	$0	46,988	D
Common Stock	04/01/2026		M		1,994	A	$0	48,982	D
Common Stock	04/01/2026		M		5,359	A	$0	54,341	D
Common Stock	04/01/2026		F		5,092(1)	D	$91.15	49,249	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	04/01/2026		M			1,607	(2)	(3)	Common Stock	1,607	$0	3,214	D
Restricted Stock Units	$0	04/01/2026		M			1,084	(4)	(3)	Common Stock	1,084	$0	2,168	D
Restricted Stock Units	$0	04/01/2026		M			1,994	(5)	(3)	Common Stock	1,994	$0	11,967	D
Restricted Stock Units	$0	04/01/2026		M			5,359	(6)	(3)	Common Stock	5,359	$0	10,883	D

Explanation of Responses:

1. These shares were retained by the Company in order to meet the tax withholding obligations of the award-holder in connection with the vesting of an installment of the restricted stock units. The amount retained by the Company was not in excess of the amount of the tax liability.

2. This represents a restricted stock unit award granted on November 7, 2022 that vests over a four-year period. 25% of the shares subject to such award vested on October 1, 2023 and the remaining 75% of the shares vests in equal quarterly installments over the remaining three-year period thereafter.

3. Not applicable for Restricted Stock Units.

4. This represents a restricted stock unit award granted on December 13, 2023 that vests over a three-year period. 33% of the shares subject to such award vested on October 1, 2024 and the remaining 67% of the shares vests in equal quarterly installments over the remaining two-year period thereafter.

5. This represents a restricted stock unit award granted on November 8, 2024 that vests over a three-year period. 33% of the shares subject to such award vested on October 1, 2025 and the remaining 67% of the shares vests in equal quarterly installments over the remaining two-year period thereafter.

6. This represents a restricted stock unit award granted on March 12, 2025 that vests over a three-year period. 33% of the shares subject to such award vested on April 1, 2026 and the remaining 67% of the shares vests in equal quarterly installments over the remaining two-year period thereafter.

Remarks:

	/s/ John G. Saia, as attorney-in-fact for Kumud Kalia	04/02/2026
	** 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)

FAQ

What did Guardant Health (GH) disclose about Kumud Kalia’s recent equity transactions?

Guardant Health reported that CIO Kumud Kalia had several restricted stock unit awards vest on April 1, 2026, converting into 10,044 shares of Common Stock. These transactions reflect routine equity compensation rather than discretionary open-market share purchases or sales.

How many Guardant Health (GH) shares were withheld for taxes in this Form 4?

The filing shows 5,092 shares of Common Stock were withheld at $91.15 per share to satisfy tax withholding obligations tied to RSU vesting. The company retained these shares, and the footnote states the amount did not exceed the associated tax liability.

How many Guardant Health (GH) shares does CIO Kumud Kalia now hold?

After the reported transactions, CIO Kumud Kalia directly holds 49,249 shares of Guardant Health Common Stock. This figure incorporates both the newly vested shares from restricted stock units and the shares withheld by the company to cover related tax obligations.

What type of transactions are reported in Kumud Kalia’s Guardant Health (GH) Form 4?

The Form 4 reports derivative exercises/conversions as restricted stock units vested into Common Stock, coded M, and a tax-withholding disposition of Common Stock shares, coded F. There are no open-market purchases or sales indicated in the transaction summary.

Over what period do Kumud Kalia’s Guardant Health (GH) RSU awards vest?

Footnotes describe multiple RSU grants vesting over three- or four-year periods, with an initial portion vesting on specific dates and the remaining shares vesting in equal quarterly installments. These schedules explain why several RSU tranches converted into Common Stock on April 1, 2026.