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Guardant Health (NASDAQ: GH) director trades under 10b5-1 plan

Filing Impact
(Neutral)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Guardant Health, Inc. (GH) director Tariq Musa reported a combination of RSU vesting and share sales. On August 15, 2026, 250 Restricted Stock Units were converted into 250 shares of common stock, increasing direct holdings to 1,749 shares. On August 17, 2026, he sold 116 common shares at $156.45 per share in an open-market or private transaction. The RSU award was granted on March 6, 2023 and vests over four years, with 25% vested March 15, 2024 and the remaining 75% vesting monthly over the following three years. The filing indicates these transactions were effected under a Rule 10b5-1 trading plan.

Positive

  • None.

Negative

  • None.
Insider Tariq Musa
Role Director
Sold 116 shs ($18K)
Approx. gross sale proceeds $18K
Approx. exercise cost $0.00
Type Security Shares Price Value
Sale Common Stock 116 $156.45 $18K
Exercise Restricted Stock Units F1, F2 250 $0.00 $0.00
Exercise Common Stock 250 $0.00 $0.00
Holdings After Transaction: Restricted Stock Units — 1,749 shares (Direct); Common Stock — 11,316 shares (Direct)
Footnotes (2)
  1. F1. The restricted stock unit award granted on March 6, 2023 vests over a four-year period. 25% of the shares subject to such award vested on March 15, 2024 and the remaining 75% vests monthly for the three-year period thereafter.
  2. F2. Not applicable for Restricted Stock Units.
Shares sold 116 shares Common stock sale on August 17, 2026
Sale price $156.45 per share Price for 116 sold common shares on August 17, 2026
RSUs converted 250 shares Restricted Stock Units converted into common stock on August 15, 2026
Shares held after RSU conversion 1,749 shares Direct common stock holdings reported after August 15, 2026 acquisition
RSU grant date March 6, 2023 Grant date of the Restricted Stock Unit award subject to four-year vesting
Initial vesting portion 25% Portion of RSU award vested on March 15, 2024
Remaining vesting period 3 years Remaining 75% of RSUs vests monthly over three years after March 15, 2024
Restricted Stock Units financial
"The restricted stock unit award granted on March 6, 2023 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.
derivative security financial
"transaction_code_description": "Exercise or conversion of derivative security""
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.
Rule 10b5-1 trading plan regulatory
"The filing indicates these transactions were effected under a Rule 10b5-1 trading plan."
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

FAQ

What insider transactions did Tariq Musa report in Guardant Health (GH) stock?
Tariq Musa reported RSU vesting and a small share sale. On August 15, 2026, 250 RSUs converted into common stock, and on August 17, 2026, he sold 116 shares at $156.45 per share in an open-market or private transaction.

How many Guardant Health (GH) shares did Tariq Musa sell and at what price?
He sold 116 shares of Guardant Health common stock at $156.45 per share on August 17, 2026. The transaction is coded as a sale in an open-market or private transaction and was reported as a direct ownership disposition.

What RSU vesting activity did Guardant Health (GH) director Tariq Musa report?
On August 15, 2026, 250 Restricted Stock Units held by Tariq Musa were converted into 250 common shares. After this RSU conversion, he directly held 1,749 Guardant Health shares, according to the reported post-transaction holdings for that event.

What is the vesting schedule of Tariq Musa’s RSU award at Guardant Health (GH)?
The RSU award granted on March 6, 2023 vests over four years. 25% of the shares vested on March 15, 2024, and the remaining 75% vests monthly over the next three years, as disclosed in the footnote.

Were Tariq Musa’s Guardant Health (GH) transactions under a Rule 10b5-1 trading plan?
Yes. The filing’s Rule 10b5-1 checkbox is marked, indicating the reported transactions were effected pursuant to a Rule 10b5-1 trading plan, which is a pre-arranged trading program for insiders.

How many Guardant Health (GH) shares did Tariq Musa hold after the RSU conversion?
Following the August 15, 2026 RSU conversion, Tariq Musa held 1,749 shares of Guardant Health common stock directly. This figure comes from the reported total shares following that non-derivative acquisition transaction linked to the RSU conversion.

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

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Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4UNITED 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).
X
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 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)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/15/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock08/15/2026M250A$011,432D
Common Stock08/17/2026S116D$156.4511,316D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Restricted Stock Units$008/15/2026M250 (1) (2)Common Stock250$01,749D
Explanation of Responses:
1. The restricted stock unit award granted on March 6, 2023 vests over a four-year period. 25% of the shares subject to such award vested on March 15, 2024 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 Tariq08/18/2026
** Signature of Reporting PersonDate
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)

Source: View Original Filing on SEC EDGAR