Silicon Motion Technology Corporation
corporate_fare Company Profile
Silicon Motion Technology Corporation (NASDAQ:SIMO) is a publicly traded company in the Manufacturing sector. Wiseek has independently scored 10 items for SIMO at importance 7 or higher on its 1–10 market-impact scale. Its most recent item scored 7 or higher is dated 2026-08-13, rated 8/10. Across its 10 most recent items scored 7 or higher, the top rating is 9/10, with 8 rated 8 or above. Recent SEC coverage for SIMO spans 6-K.
Recent high-impact activity:
- Silicon Motion Closes $1.15B Convertible Notes Offering at 65% Premium
- Silicon Motion Closes $1.15B Convertible Notes Offering, Upsized from $800M
- Silicon Motion Prices Upsized $1.0B Convertible Note Offering at 65% Premium
- $800M Convertible Notes Offering Sends Silicon Motion Down 7%
- Silicon Motion Announces $800M Convertible Senior Notes Offering, Potential 10.7% Dilution
Financial Snapshot
Short Interest & Short Volume
2.38 days to coverFINRA reported short interest of 1,964,720 shares in SIMO as of the September 15, 2026 settlement, a 19.7% increase from the prior period — about 2.4 days to cover at its recent average daily volume. On October 2, 2026, 31.0% of SIMO volume reported to FINRA trade-reporting facilities was marked short.
Daily short sale volume covers trades reported to FINRA trade-reporting facilities and is not the same as short interest (bi-monthly reported positions). Source: FINRA — FINRA is the owner and source of this short interest and short sale volume data; it may not be redistributed.
Dilution Risk
Low riskFiling-implied dilution signals for SIMO, detected from its recent SEC filings · based on capital-structure filings through 2026-08-11.
Upsized $1.0B Convertible Offering Priced · Net Proceeds and Use of Funds
⚠ A more recent filing has been published for this ticker since this signal was computed; it may not yet be reflected — see the filings below.
A filing-implied signal, not a realized share count. How Wiseek tracks dilution →
Insider Transactions
SIMO files as a Foreign Private Issuer (FPI). Under SEC Exchange Act Section 16(a), officers, directors, and 10% owners of FPIs are exempt from Form 4 insider-transaction reporting requirements. Comparable disclosures, when applicable, appear in the company's Form 20-F (annual) or Form 6-K (interim) filings on SEC EDGAR.