Lionel Bonnot files Rule 144; 193 shares sold

Lionel Bonnot reports proposed and recent share sales under Rule 144.

Accepted by SEC EDGAR 02/24/2026 - 04:43 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Lionel Bonnot reports proposed and recent share sales under Rule 144. The filing lists proposed dispositions of 1,744 Restricted Stock Units and 2,189 Performance Stock Units with an effective date of 02/20/2026. It also records a 10b5-1 sale of 193 common shares on 02/23/2026 for $79,390.55.

Insights

Insider Transactions Analyst

Routine insider disposition activity disclosed; size appears modest.

The filing lists proposed sales of 1,744 Restricted Stock Units and 2,189 Performance Stock Units with an effective date of 02/20/2026, and records a 10b5-1 sale of 193 common shares on 02/23/2026 for $79,390.55.

Cash‑flow treatment and whether the RSUs/PSUs will convert to shares prior to sale are timing details not shown; subsequent filings or transaction confirmations will provide settlement details.

FAQ

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

What did Lionel Bonnot disclose in the Form 144 for SITM?

The filing discloses proposed sales of 1,744 RSUs and 2,189 PSUs with an effective date of 02/20/2026. It also records a 10b5-1 sale of 193 common shares on 02/23/2026 for $79,390.55.

How many shares were sold under the 10b5-1 plan and for how much?

The filing reports a 10b5-1 sale of 193 common shares on 02/23/2026 for $79,390.55. This sale is listed among recent sales in the Form 144 excerpt.

Does the filing show when RSUs and PSUs will be sold?

The excerpt lists an effective date of 02/20/2026 for the proposed dispositions of 1,744 RSUs and 2,189 PSUs. Further settlement or conversion timing is not shown in the provided excerpt.

Who is the broker or placement agent listed in the filing?

The filing names Morgan Stanley Smith Barney LLC as the broker/agent. The broker's address appears as part of the securities information in the excerpt.

Is the reported insider activity part of a trading plan?

Yes; the excerpt records a 10b5-1 sale for Lionel Bonnot on 02/23/2026, indicating the transaction occurred under a trading plan structure as disclosed in the filing.

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

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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	0001688236
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	SiTime Corporation
SEC File Number	001-39135
Address of Issuer	5451 Patrick Henry Drive Santa Clara CALIFORNIA 95054
Phone	4083284400
Name of Person for Whose Account the Securities are To Be Sold	Lionel Bonnot
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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	3933	1557507.33	26299915	02/24/2026	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	02/20/2026	Restricted Stock Units	Issuer			1744	02/20/2026	N/A
Common	02/20/2026	Performance Stock Units	Issuer			2189	02/20/2026	N/A

* 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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for LIONEL BONNOT 5451 Patrick Henry Drive Santa Clara CA 95054	COMMON	02/23/2026	193	79390.55

144: Remarks and Signature

Remarks
Date of Notice	02/24/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	05/30/2025
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	/s/ Lionel Bonnot
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)