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  4. [Form 4] Serve Robotics Inc. /DE/ Insider Trading Activity

Serve Robotics (SERV) CFO sells 41K shares over 3 days

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

Rhea-AI Filing Summary

Serve Robotics Inc. (SERV) reported that its Chief Financial Officer, Brian Read, disclosed three sales of the company’s common stock. On August 17, 2026, he sold 25,240 shares at $5.24 per share, on August 18 he sold 6,129 shares at $4.56 per share, and on August 19 he sold 9,700 shares at $4.80 per share in open market or private transactions. The company notes that the 6,129-share sale on August 18 was made to satisfy tax withholding obligations arising from the settlement of vested RSUs under a restricted stock unit agreement.

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Insights

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Insider Read Brian
Role Chief Financial Officer
Sold 41,069 shs ($207K)
Type Security Shares Price Value
Sale Common Stock 9,700 $4.80 $47K
Sale Common Stock F1 6,129 $4.56 $28K
Sale Common Stock 25,240 $5.24 $132K
Holdings After Transaction: Common Stock — 276,002 shares (Direct)
Footnotes (1)
  1. F1. Represents shares of the Issuer's common stock sold to satisfy tax withholding obligations relating to the acquisition of shares of the Issuer's common stock in connection with the settlement of the vested portion of RSUs pursuant to provisions of a restricted stock unit agreement by and between the Issuer and the Reporting Person.
Shares sold on 2026-08-17 25,240 shares at $5.24 per share Sale of Serve Robotics Inc. common stock by CFO Brian Read on August 17, 2026
Shares sold on 2026-08-18 6,129 shares at $4.56 per share Sale to satisfy tax withholding obligations related to vested RSUs on August 18, 2026
Shares sold on 2026-08-19 9,700 shares at $4.80 per share Sale of Serve Robotics Inc. common stock by CFO Brian Read on August 19, 2026
Total shares sold in reported period 41,069 shares Sum of three reported sales of Serve Robotics Inc. common stock
tax withholding obligations financial
"shares of the Issuer's common stock sold to satisfy tax withholding obligations"
restricted stock unit agreement financial
"pursuant to provisions of a restricted stock unit agreement by and between"
A restricted stock unit agreement is a written contract between a company and an individual that describes a promise to deliver company shares or cash later, subject to conditions such as time-based vesting or performance targets. Think of it like a timed gift: the recipient only receives the shares if they meet the agreed conditions. Investors care because these agreements create future share issuance, affect potential dilution, corporate expenses and incentives for insiders, and influence when insiders may sell shares.
RSUs financial
"in connection with the settlement of the vested portion of RSUs pursuant"
RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.
vested portion financial
"relating to the acquisition of shares ... in connection with the settlement of the vested portion"

FAQ

What insider transaction did SERV report for CFO Brian Read?
Serve Robotics Inc. (SERV) disclosed that CFO Brian Read reported three sales of common stock totaling 41,069 shares. These sales occurred on August 17, 18, and 19, 2026, in open market or private transactions, at prices between $4.56 and $5.24 per share.

How many SERV shares did the CFO sell in each Form 4 transaction?
CFO Brian Read reported selling 25,240 shares on August 17, 6,129 shares on August 18, and 9,700 shares on August 19, 2026. All transactions involved Serve Robotics Inc. common stock in open market or private transactions, as characterized in the filing.

What were the sale prices in the SERV CFO’s recent Form 4?
The reported sale prices were $5.24 per share on August 17, $4.56 per share on August 18, and $4.80 per share on August 19, 2026. Each price is stated on a per-share basis for Serve Robotics Inc. common stock.

Why were 6,129 SERV shares sold by the CFO on August 18, 2026?
The 6,129-share sale on August 18, 2026, was made to satisfy tax withholding obligations. These obligations arose from acquiring shares upon settlement of the vested portion of RSUs under a restricted stock unit agreement between Serve Robotics Inc. and Brian Read.

Were the recent SERV insider sales under a Rule 10b5-1 trading plan?
The Form 4 indicates the Rule 10b5-1 checkbox is not marked as affirmatively used. The filing does not state that these transactions were executed pursuant to a Rule 10b5-1 trading plan, based on the provided structured data.

Does the Form 4 show how many SERV shares the CFO holds after these sales?
The reported transactions list shares sold but do not provide a total shareholding figure after the sales. The post-transaction holdings fields in the structured data are blank, so only the sale amounts and prices are disclosed here.

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).
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*
Read Brian
(Last)(First)(Middle)
C/O SERVE ROBOTICS INC.
1360 BAYPORT AVENUE
(Street)
SAN CARLOS CALIFORNIA 94070
(City)(State)(Zip)
UNITED STATES
(Country)		2. Issuer Name and Ticker or Trading Symbol
Serve Robotics Inc. /DE/ [ SERV ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Financial Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/17/2026		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 Stock08/17/2026S25,240D$5.24291,831D
Common Stock08/18/2026S6,129(1)D$4.56285,702D
Common Stock08/19/2026S9,700D$4.8276,002D
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
Explanation of Responses:
1. Represents shares of the Issuer's common stock sold to satisfy tax withholding obligations relating to the acquisition of shares of the Issuer's common stock in connection with the settlement of the vested portion of RSUs pursuant to provisions of a restricted stock unit agreement by and between the Issuer and the Reporting Person.
Remarks:
/s/ Jongmin Char, as attorney-in-fact for Brian Read08/19/2026
** 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