Guardant Health officer plans $1.38M stock sale

Officer Darya Chudova filed a Rule 144 notice to potentially sell 7,738 Guardant Health common shares acquired via equity compensation.

Rhea-AI Filing Summary

Guardant Health, Inc. (GH) received a Rule 144 notice covering a proposed sale of restricted common stock by officer Darya Chudova. The notice states an intention to sell 7,738 shares of Guardant Health common stock through Charles Schwab & Co., Inc. on or after September 15, 2026 on NASDAQ.

The shares derive from equity compensation, described as a restricted stock lapse, and were acquired and paid for between March 1, 2025 and July 1, 2026. The filing lists an aggregate market value for the planned sale of $1,377,364 and indicates 134,196,170 shares of Guardant Health common stock outstanding.

Key Figures

Shares to be sold: 7,738 shares Aggregate market value: $1,377,364 Shares outstanding: 134,196,170 shares +3 more

6 metrics

Shares to be sold 7,738 shares Common stock covered by the Rule 144 notice

Aggregate market value $1,377,364 Value of the 7,738 shares subject to the proposed sale

Shares outstanding 134,196,170 shares Guardant Health common stock reported outstanding in the notice

Approximate sale date September 15, 2026 Approximate date the shares may be sold under Rule 144

Acquisition period March 1, 2025 – July 1, 2026 Period during which the reported shares were acquired and paid for

Notice date September 15, 2026 Date of the Rule 144 notice signed by Darya Chudova

Key Terms

Rule 144, Restricted Stock Lapse, Equity Compensation

3 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Lapse financial

"Common | 03/01/2025 | Restricted Stock Lapse - See Remarks"

Equity Compensation financial

"03/01/2025 | Equity Compensation"

Equity compensation is pay given to employees, executives or contractors in the form of company ownership—such as stock, stock options or restricted shares—rather than just cash. It matters to investors because it can align workers' incentives with shareholders (like paying someone in slices of the same pie they help grow), but it also increases the number of shares outstanding and company expenses, affecting ownership percentages and earnings per share.

FAQ

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

What does the Form 144 filing disclose for Guardant Health (GH)?

It discloses that officer Darya Chudova filed a Rule 144 notice to potentially sell 7,738 shares of Guardant Health common stock through Charles Schwab & Co., Inc. on or after September 15, 2026, based on shares acquired via equity compensation.

How many Guardant Health (GH) shares are covered by this Form 144?

The notice covers a proposed sale of 7,738 shares of Guardant Health common stock, with an indicated aggregate market value of $1,377,364 at the time of the filing.

What is the aggregate market value of the shares in the Guardant Health (GH) Form 144?

The Form 144 lists an aggregate market value of approximately $1,377,364 for the 7,738 Guardant Health common shares that may be sold under this notice.

When were the Guardant Health (GH) shares in this Form 144 acquired?

The remarks state that the shares were acquired and paid for from March 1, 2025 through July 1, 2026, and they are described as arising from a restricted stock lapse under equity compensation.

How many Guardant Health (GH) shares are reported outstanding in this Form 144?

The filing indicates that Guardant Health had 134,196,170 shares of common stock outstanding, presented in connection with the Rule 144 notice for the proposed sale.

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

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Available on EDGAR 09/15/2026 - 04:12 PM Accepted by SEC EDGAR 09/15/2026 - 04:11 PM 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	0001977179
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	Chudova Darya
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	7738	1377364.00	134196170	09/15/2026	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	03/01/2025	Restricted Stock Lapse - See Remarks	GUARDANT HEALTH, INC.			7738	03/01/2025	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

Nothing to Report

144: Remarks and Signature

Remarks	Shares on this filing were acquired and paid for from 03/01/2025 through 07/01/2026.
Date of Notice	09/15/2026
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	Darya Chudova
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)