STOCK TITAN

SiTime (SITM) insider sells 1,500 shares, retains 79,936 total

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

Rhea-AI Filing Summary

SiTime Corp officer Fariborz Assaderaghi reported an open-market sale of 1,500 shares of common stock on May 29, 2026 at a weighted average price of $712.72 per share. The shares were sold in multiple trades between $700.00 and $719.53 per share.

After this transaction, he holds 79,936 shares of common stock, including 76,830 unvested units tied to restricted stock and performance-based awards that vest over time and based on stock price performance.

Positive

  • None.

Negative

  • None.
Insider Assaderaghi Fariborz
Role See Remarks
Sold 1,500 shs ($1.07M)
Type Security Shares Price Value
Sale Common Stock 1,500 $712.72 $1.07M
Holdings After Transaction: Common Stock — 79,936 shares (Direct, null)
Footnotes (1)
  1. The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $700.00 to $719.53 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Includes an aggregate of 76,830 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 32,013 restricted stock units that vest over time, and 44,817 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.
Shares sold 1,500 shares Open-market sale on May 29, 2026
Weighted average sale price $712.72 per share Common stock sale
Sale price range $700.00–$719.53 per share Multiple transactions within range
Shares held after transaction 79,936 shares Post-sale common stock holdings
Unvested equity units 76,830 shares Total unvested RSUs and performance-based RSUs
Time-based RSUs 32,013 units Vest over time
Performance-based RSUs 44,817 units Vest based on stock price performance
weighted average price financial
"The reported price in Column 4 is a weighted average price."
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
restricted stock units financial
"Includes an aggregate of 76,830 shares of common stock issuable pursuant to previously reported restricted stock units and performance-based restricted stock units"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
performance-based restricted stock units financial
"44,817 performance-based restricted stock units that vest based on certain absolute and relative price performance"
Performance-based restricted stock units are a type of employee equity award that converts into company shares only if predefined financial or operational targets are met over a set period. Think of it like a bonus check that becomes stock only when specific goals are hit; it ties pay to results, aligning managers’ incentives with shareholders. Investors care because these awards affect future share count, executive incentives, and signal how management’s success will be measured and rewarded.
open-market sale financial
"transaction_action: "open-market sale""
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
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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*
Assaderaghi Fariborz

(Last)(First)(Middle)
C/O SITIME CORPORATION
5451 PATRICK HENRY DR.

(Street)
SANTA CLARA CALIFORNIA 95054

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
SITIME Corp [ SITM ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
See Remarks
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/29/2026
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 Stock05/29/2026S1,500D$712.72(1)79,936(2)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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $700.00 to $719.53 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
2. Includes an aggregate of 76,830 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 32,013 restricted stock units that vest over time, and 44,817 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
Samsheer Ahamad, Attorney-in-fact06/02/2026
** 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)

FAQ

What insider transaction did SITIME Corp (SITM) report for Fariborz Assaderaghi?

SITIME Corp reported that officer Fariborz Assaderaghi sold 1,500 shares of common stock in an open-market transaction. The sale occurred on May 29, 2026, and was reported on a Form 4 insider trading filing with the SEC.

At what prices did the SITIME (SITM) insider sell the 1,500 shares?

The 1,500 SITIME shares were sold at a weighted average price of $712.72 per share. Individual trades occurred in multiple transactions at prices ranging from $700.00 to $719.53 per share, according to the Form 4 footnote disclosure.

How many SITIME (SITM) shares does Fariborz Assaderaghi hold after the sale?

Following the 1,500-share sale, Fariborz Assaderaghi holds 79,936 shares of SITIME common stock. This total includes both currently held shares and a large number of unvested restricted stock and performance-based units referenced in the filing.

What unvested equity awards are reported for the SITIME (SITM) insider?

The filing notes 76,830 shares issuable from unvested equity awards. These include 32,013 time-based restricted stock units and 44,817 performance-based restricted stock units that vest based on absolute and relative stock price performance over various periods.

Was the SITIME (SITM) insider sale a market transaction or a private transfer?

The Form 4 describes the transaction as an open-market sale of common stock. The sale used transaction code “S,” which indicates a sale in the open market or comparable private transaction, with pricing detailed in the accompanying footnote.