[144] SITIME Corp SEC Filing

Rhea-AI Filing Summary

Form 144 notice for SITM: The filer intends to sell 1,000 common shares of SiTime Corp via Stifel Nicolaus (broker) with an approximate aggregate market value of $298,000 and an approximate sale date of 09/18/2025. The securities were acquired as RSUs on 11/28/2024 from SiTime Corp and were exercised via net exercise on 11/28/2024. The filing also reports prior sales by the same seller: 2,500 shares on 09/15/2025 for $678,000 and 1,500 shares on 08/06/2025 for $312,000. The filer certifies no undisclosed material adverse information.

Insights

Financial Analyst

TL;DR: Insider has filed to sell a modest block of shares acquired as RSUs, with recent prior insider sales reported.

The filing documents a proposed sale of 1,000 common shares valued at approximately $298,000 and indicates the shares were acquired as RSUs on 11/28/2024 and net‑exercised the same day. Two recent transactions by the same individual—2,500 and 1,500 shares in August and September 2025—are disclosed with gross proceeds reported. This is a routine Rule 144 disclosure of insider sales; the filing itself does not include company operating results or indications of material nonpublic information.

Corporate Governance Expert

TL;DR: This is a standard Rule 144 notice reflecting compliance with resale requirements; prior sales are disclosed.

The filer provides required details: acquisition date, nature (RSUs), method of payment (net exercise), broker name, and recent sale history. The signer attests to lack of undisclosed material adverse information and the form includes broker and transaction timing information. The disclosure meets Rule 144 reporting norms; no additional governance actions or plan adoption dates are provided in the filing.

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
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	Stifel Nicolaus 501 N Broadway st louis CA 63201	1000	298000.00	26000000	09/18/2025	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	11/28/2024	RSUs	SiTime Corp			1000	11/28/2024	Net Exericise

* 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
Elizabeth Howe 5451 Patrick Henry Dr Santa Clara CA 95054	common	09/15/2025	2500	678000.00
Elizabeth Howe 5451 Patrick Henry Dr, Santa Clara CA 95054	common	08/06/2025	1500	312000.00

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What shares does the Form 144 for SITM report for proposed sale?

The filing reports a proposed sale of 1,000 common shares of SiTime Corp with an aggregate market value of $298,000.

When were the shares to be sold acquired according to the filing?

The shares were acquired as RSUs on 11/28/2024 and were net‑exercised on the same date.

Who is the broker named for the proposed sale in the SITM Form 144?

The broker listed is Stifel Nicolaus, address provided in the filing.

Does the filing disclose any recent sales by the same person?

Yes. The filing discloses sales of 2,500 shares on 09/15/2025 for $678,000 and 1,500 shares on 08/06/2025 for $312,000.

Does the filer certify possession of material nonpublic information?

The filer represents by signing the notice that they do not know any material adverse information