SiTime insider updates holdings to 73,615 shares in Form 4 filing

Rhea-AI Filing Summary

SiTime Corporation (SITM) reported an insider equity transaction by its Executive Vice President of Worldwide Sales and Business Development. On 11/20/2025, the officer disposed of 1,888 shares of common stock at a price of $252.76 per share, leaving 73,615 shares beneficially owned afterward.

The reported holdings include 69,753 shares of common stock issuable from previously reported restricted stock units and performance-based restricted stock units that have not yet vested. Of these, 24,201 are time-based restricted stock units and 45,552 are performance-based units tied to absolute and relative stock price performance over specified periods.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Bonnot Lionel

Role See Remarks

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	1,888	$252.76	$477K

Holdings After Transaction: Common Stock — 73,615 shares (Direct)

Footnotes (1)

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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^*

Bonnot Lionel

(Last) (First) (Middle)

C/O SITIME CORPORATION

5451 PATRICK HENRY DR.

(Street)

SANTA CLARA CA 95054

(City) (State) (Zip)

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

3. Date of Earliest Transaction (Month/Day/Year)
11/20/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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	11/20/2025		F		1,888	D	$252.76	73,615(1)	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

Explanation of Responses:

1. Includes an aggregate of 69,753 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 24,201 restricted stock units that vest over time, and 45,552 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, Worldwide Sales and Business Development

	Samsheer Ahamad, Attorney-in-fact	11/24/2025
	** 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.

FAQ

What insider transaction did SiTime (SITM) report in this Form 4?

An Executive Vice President of SiTime Corporation (SITM) reported disposing of 1,888 shares of common stock on 11/20/2025 at a price of $252.76 per share.

How many SiTime (SITM) shares does the reporting person own after the transaction?

Following the reported transaction, the insider beneficially owns 73,615 shares of SiTime common stock.

What unvested equity awards are included in the insider holdings for SiTime (SITM)?

The holdings include 69,753 shares of common stock issuable from unvested awards: 24,201 time-based restricted stock units and 45,552 performance-based restricted stock units.

What performance conditions apply to the SiTime (SITM) performance-based restricted stock units?

The 45,552 performance-based restricted stock units vest based on certain absolute and relative price performance of SiTime's common stock over various performance periods.

What is the role of the reporting person at SiTime (SITM)?

The reporting person serves as Executive Vice President, Worldwide Sales and Business Development at SiTime Corporation.

Is this SiTime (SITM) Form 4 filed for one or multiple reporting persons?

This Form 4 is indicated as being filed by one reporting person.