Sec Form 4 Filing - Assaderaghi Fariborz @ SITIME Corp - 2025-02-10

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Assaderaghi Fariborz 2. Issuer Name and Ticker or Trading Symbol SITIME Corp [ SITM] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) See Remarks (Last) (First) (Middle) C/O SITIME CORPORATION, 5451 PATRICK HENRY DR. 3. Date of Earliest Transaction (MM/DD/YY) 02/10/2025 (Street) SANTA CLARA, CA95054 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 02/10/2025 A 2,982 ( 1 ) A $ 0 102,660 D Common Stock 02/10/2025 A 4,276 ( 2 ) A $ 0 106,936 D Common Stock 02/10/2025 A 7,342 ( 3 ) A $ 0 114,278 D Common Stock 02/10/2025 A 7,342 ( 4 ) A $ 0 121,620 ( 5 ) 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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Assaderaghi Fariborz C/O SITIME CORPORATION 5451 PATRICK HENRY DR. SANTA CLARA, CA95054 See Remarks Signatures Samsheer Ahamad, Attorney-in-fact 02/12/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Restricted stock unit award under the Executive Bonus and Retention Plan vesting 50% of the shares on May 20, 2025 and 50% on August 20, 2025. ( 2 )Additional shares being granted upon the achievement of performance criteria for performance-based restricted stock units (PRSUs) initially granted on February 21, 2023. Of the total 8,552 shares granted under this PRSU award, 50% will vest on February 20, 2025 and the remaining to vest on Feb 20, 2026. ( 3 )Restricted stock unit award vesting 6.25% of the shares on February 20, 2025 and quarterly thereafter. ( 4 )Each performance-based restricted stock unit represents a contingent right to receive one share of common stock. The PRSUs vest upon achievement of certain levels of relative total stockholder return over a performance period of three years by SiTime. ( 5 )Includes an aggregate of 119,294 shares of common stock issuable pursuant to previously reported restricted stock units and performance-based restricted stock units that have not vested. These unvested units include 63,722 restricted stock units that vest over time, and 55,572 performance-based restricted stock units that vest based on certain absolute and relative price performance of the issuer's common stock over various performance periods.

Remarks: Executive Vice President, Engineering & Technology

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).

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