SITM SITIME Corp
Price Chart
Executive Summary
MegaChips Corp, a 10% stockholder of SiTime, filed a Form 144 on May 14, 2026, indicating intent to sell 400,000 shares of common stock. At the current market cap of ~$22B, this represents a substantial block sale worth approximately $320M, which could create near-term selling pressure.
Actionable Insight
Monitor for actual sale execution and any subsequent Form 4 filings. A large block sale by a major shareholder could pressure the stock in the near term, especially given the stock's recent strong run (+77% over 20 days per historical performance). Watch for any additional insider selling or changes in MegaChips' ownership level.
Key Facts
- MegaChips Corp, a 10% stockholder, filed Form 144 to sell 400,000 shares of SiTime common stock.
- The proposed sale value is approximately $320,000,000 based on the filing's estimated market value.
- The shares were acquired in a private offering on November 17, 2014, for cash.
- The filing date is May 14, 2026, and the sale is intended to be executed through Barclays Capital Inc.
- SiTime's market cap is approximately $22.0B, making this a ~1.5% of market cap sale.
Financial Impact
Proposed sale of 400,000 shares valued at ~$320M, representing ~1.5% of SiTime's market cap.
Risk Factors
- Potential near-term selling pressure from the large block sale.
- Signal that a major shareholder is reducing its position, possibly due to valuation concerns or portfolio rebalancing.
- The sale may not be completed; Form 144 is only an intent to sell.
Market Snapshot
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001071571-26-000003 |
| Document: 0001071571-26-000003-index.html | 0001071571-26-000003 |
| Document: 0001071571-26-000003.txt | 0001071571-26-000003 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 11, 2026
1d ago
|
Institutional Cluster
| $690.00 awaiting T+5 | awaiting T+5 | — | $729.89 (+5.78%) |
|
Jun 6, 2026
7d ago
|
Insider Cluster
| $670.00 awaiting T+5 | awaiting T+5 | — | $729.89 (+8.94%) |
|
Jun 4, 2026
8d ago
|
Insider Cluster
| $670.00 awaiting T+5 | awaiting T+5 | — | $729.89 (+8.94%) |
|
May 22, 2026
21d ago
|
Insider Cluster
| $728.56 $665.01 | ▲ +8.72% | ▲ +10.40% | $729.89 (−0.18%) |
|
May 19, 2026
25d ago
|
424B5
| $693.66 $725.48 | ▼ −4.59% | ▼ −2.34% | $729.89 (−5.22%) |
|
May 18, 2026
25d ago
|
Insider Cluster
| $693.66 $725.48 | ▼ −4.59% | ▼ −2.34% | $729.89 (−5.22%) |
|
May 18, 2026
25d ago
|
Insider Cluster
| $693.66 $725.48 | ▲ +4.59% | ▲ +2.34% | $729.89 (+5.22%) |
|
May 14, 2026
29d ago
|
144
| $820.21 $711.79 | ▲ +13.22% | ▲ +12.50% | $729.89 (+11.01%) |
|
May 11, 2026
4w ago
|
8-K
| $901.48 $725.59 | ▼ −19.51% | ▼ −19.43% | $729.89 (−19.03%) |
|
Apr 15, 2026
8w ago
|
DEFA14A
| $470.56 $556.13 | ▲ +18.18% | ▲ +17.20% | $729.89 (+55.11%) |
US Market Status
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