Welcome to our dedicated page for SITIME SEC filings (Ticker: SITM), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
SiTime Corporation filings document the public-company record for a Nasdaq-listed semiconductor issuer focused on Precision Timing and silicon timing systems solutions. The company’s 8-K reports furnish operating and financial results, material-event disclosures, material agreements, facility commitments, governance changes, and capital-structure information tied to its common stock.
SiTime’s proxy materials cover board composition, director elections, committee assignments, executive compensation, equity awards, shareholder voting matters, and related governance disclosures. Its regulatory filings also provide formal context for risk, corporate obligations, and transaction-related disclosures while maintaining the company’s operating identity as a fabless provider of MEMS programmable timing solutions.
FMR LLC and Abigail P. Johnson report beneficial ownership of 3,344,024.10 shares of SiTime Corp common stock, representing 12.8% of the class as of the event date of 12/31/2025.
FMR LLC has sole voting power over 3,338,051.15 shares and sole dispositive power over 3,344,024.10 shares, with no shared voting or dispositive power. The securities are stated to be acquired and held in the ordinary course of business and not for the purpose of changing or influencing control of SiTime. One or more other persons may receive dividends or sale proceeds, but no such person has more than a five percent interest in the outstanding common stock.
SiTime Corporation has agreed to acquire the timing business of Renesas Electronics Corporation for approximately $1,500,000,000 in cash plus 4,130,644 shares of SiTime common stock, subject to price-based adjustments. The share component will be set using a 10‑day volume‑weighted average price with a floor of $308.6686 and a ceiling of $417.6104.
To help finance the cash portion, SiTime obtained a Commitment Letter from Wells Fargo for a 364‑day senior secured bridge facility of up to $900.0 million. Closing depends on customary conditions, including required antitrust and other governmental approvals. Either party can terminate if the deal has not closed by November 4, 2026, with possible extensions, and SiTime may owe Renesas a termination fee of $150.0 million or $75.0 million in specified circumstances.
SiTime Corporation has agreed to acquire the timing business of Renesas Electronics Corporation for approximately $1,500,000,000 in cash plus 4,130,644 shares of SiTime common stock, subject to price-based adjustments. The share component will be set using a 10‑day volume‑weighted average price with a floor of $308.6686 and a ceiling of $417.6104.
To help finance the cash portion, SiTime obtained a Commitment Letter from Wells Fargo for a 364‑day senior secured bridge facility of up to $900.0 million. Closing depends on customary conditions, including required antitrust and other governmental approvals. Either party can terminate if the deal has not closed by November 4, 2026, with possible extensions, and SiTime may owe Renesas a termination fee of $150.0 million or $75.0 million in specified circumstances.
SiTime Corporation filed a current report to let investors know it has released its latest financial results. On February 4, 2026, the company issued a press release covering its financial performance for the fourth quarter and full fiscal year ended December 31, 2025. The press release is provided as Exhibit 99.1, while the cover page interactive data file is included as Exhibit 104. The company notes that this earnings information is being furnished, not filed, which limits certain legal liabilities and restricts automatic incorporation into other SEC filings unless specifically referenced.
SiTime Corporation filed a current report to let investors know it has released its latest financial results. On February 4, 2026, the company issued a press release covering its financial performance for the fourth quarter and full fiscal year ended December 31, 2025. The press release is provided as Exhibit 99.1, while the cover page interactive data file is included as Exhibit 104. The company notes that this earnings information is being furnished, not filed, which limits certain legal liabilities and restricts automatic incorporation into other SEC filings unless specifically referenced.
MegaChips Corporation, a Japan-based company traded on the Tokyo Stock Exchange, reported beneficial ownership of SiTime Corp common stock in an amended Schedule 13G. MegaChips holds 3,420,000 shares, representing 13.1% of SiTime’s outstanding common stock as of the event date.
MegaChips has sole voting and sole dispositive power over all 3,420,000 shares, with no shared voting or dispositive power. The percentage is calculated against 26,100,630 shares outstanding as of November 1, 2025, as reported by SiTime in a recent quarterly report.
SiTime Corp director Faraj Aalaei reported stock-based awards in the form of restricted stock units. On January 21, 2026, he was awarded 837 shares of common stock at a price of $0 per share under SiTime’s Independent Director Compensation Policy. This award vests in stages, with one-third of the shares vesting on February 20, 2027, and an additional one-third vesting on each following February 20.
On the same date, he was also granted an additional 246 restricted stock units that vest fully on May 20, 2026, also at $0 per share. Following these awards, Aalaei directly beneficially owns a total of 1,083 shares of SiTime common stock, reflecting his equity-based compensation as a board member.
SiTime Corp director reports no beneficial ownership in Form 3 filing. Director Faraj Aalaei filed an initial ownership report stating that no securities of SiTime Corp are beneficially owned. The filing confirms his status as a director and indicates there are no non-derivative or derivative securities listed as held, meaning he reports no direct or indirect ownership in the company’s stock or related instruments at this time.
SiTime Corporation reported that its board of directors has been expanded to nine members and that Faraj Aalaei has been appointed as a Class II director, effective immediately. His term will run until the company’s 2027 annual meeting of stockholders, and he will also serve on the Compensation and Talent Committee.
The company states there is no arrangement or understanding with any party regarding his selection, and no related-party transactions requiring disclosure. Aalaei is the founder and CEO of Cognichip, and has extensive semiconductor and venture capital experience, including prior leadership roles at Aquantia, Marvell and Centillium Communications. As an independent director, he will receive cash retainers and restricted stock unit awards under SiTime’s existing Independent Director Compensation Policy. SiTime and Aalaei have entered into a letter agreement and he has signed the company’s standard indemnity agreement. A press release announcing his appointment is included as an exhibit.
SiTime Corporation (SITM) reported an insider stock sale by its Executive Vice President of Worldwide Sales and Business Development. On 11/24/2025, the executive sold 1,078 shares of common stock at a price of $269.83 per share, reported with transaction code "S" for a sale. After this trade, the executive beneficially owns 72,537 shares of SiTime common stock.
This beneficial ownership includes an aggregate of 69,753 shares issuable from previously reported restricted stock units and performance-based restricted stock units that have not yet vested. These unvested awards consist of 24,201 time-based restricted stock units and 45,552 performance-based restricted stock units tied to absolute and relative stock price performance over various performance periods.
SiTime Corporation executive reports share withholding for equity award. An officer of SITM, identified as Executive Vice President, Engineering & Technology, reported a transaction dated 11/20/2025 involving 4,118 shares of common stock disposed of at $252.76 per share under transaction code "F," which typically reflects shares withheld to cover taxes on equity awards. Following this transaction, the officer beneficially owns 86,315 shares of common stock.
The holding includes 79,548 unvested restricted stock units and performance-based restricted stock units: 32,528 time-vesting units and 47,020 units that vest based on absolute and relative stock price performance over various periods.
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.