Form 4: SiTime EVP Sells $890K in Stock Under 10b5-1 Plan

SiTime Corp's Executive Vice President of Engineering & Technology, Fariborz Assaderaghi, sold 3,000 shares of common stock for approximately $890,490 over two days in early December 2025.

Summary

• Fariborz Assaderaghi, Executive Vice President of Engineering & Technology at SiTime Corp, sold a total of 3,000 shares of the company's common stock.
• The sales occurred on December 1, 2025, and December 2, 2025.
• The first transaction involved 1,500 shares sold at a weighted average price of $291.58 per share, ranging from $289.00 to $293.75.
• The second transaction involved 1,500 shares sold at a weighted average price of $302.08 per share, ranging from $295.00 to $307.75.
• The total proceeds from these sales amounted to approximately $890,490.
• These transactions were executed pursuant to a Rule 10b5-1(c) pre-arranged trading plan.
• Following these sales, Mr. Assaderaghi beneficially owns 83,315 shares of SiTime common stock.
• The remaining beneficial ownership includes 79,548 unvested restricted stock units (RSUs) and performance-based restricted stock units (PSUs), comprising 32,528 time-based RSUs and 47,020 performance-based PSUs.

Sentiment

Score: 5

Explanation: The sentiment is neutral. While insider selling can sometimes be viewed negatively, the fact that these sales were conducted under a Rule 10b5-1 plan suggests they were pre-scheduled for personal financial planning rather than being a reaction to adverse company-specific news. The executive still retains a significant number of shares, including unvested units.

Positives

• The sales were conducted under a Rule 10b5-1(c) plan, indicating they were pre-scheduled and not a reaction to recent negative company developments.
• The executive retains a significant beneficial ownership of 83,315 shares, including a substantial number of unvested equity awards, aligning his interests with long-term shareholder value.

Negatives

• Insider selling, even when pre-planned, can sometimes be perceived negatively by the market, potentially leading to short-term downward pressure on the stock price.

Future Outlook

NA

Industry Context

This is a routine insider transaction filing and does not provide specific industry context. However, insider selling in the semiconductor industry, where SiTime operates, is often scrutinized for signals about company performance or valuation, though a 10b5-1 plan mitigates immediate concerns.

Stakeholder Impact

• Shareholders may view the insider sale with slight caution, though the 10b5-1 plan mitigates concerns about immediate negative signals.
• Employees are not directly impacted by this routine insider transaction.

Key Dates

Recommendation

The insider sale by an EVP, while notable, was executed under a pre-arranged 10b5-1 plan, which suggests it's part of routine personal financial management rather than a signal of deteriorating company fundamentals. The executive retains a substantial stake, including significant unvested equity. Without additional information on company performance or market conditions, this single Form 4 filing does not warrant a change from a 'hold' position, as it doesn't present new fundamental insights to alter the investment thesis.

Keywords

SiTime Corp, SITM, Insider Trading, Form 4, Stock Sale, Executive Compensation, 10b5-1 Plan, Fariborz Assaderaghi, Semiconductor