Silicon Motion Technology Corp
SIMOFigures shown here come from public SEC filings. Dates beside each section show the available history.
How Silicon Motion Technology Corp Makes Money
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Source: Silicon Motion Technology Corp — 20-F filed Apr 30, 2026
Financial Summary
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SEC filings supply these figures; updates after the dates shown are not included. This page includes 17 annual periods. The latest annual period ends Dec 31, 2025. The latest insider filing shown is dated Jun 24, 2026. The latest institutional report shown is dated Mar 31, 2026; other ownership filings may exist.
Ownership
Who holds the shares, as reported in SEC ownership filings.
Reported 13F positions
Each row shows what a filer reported for one date, not a current position. The link opens that filing.
| Filer | Report date | Shares | Value | Filing |
|---|---|---|---|---|
| Quinn Opportunity Partners LLC | 2026-03-31 | 3,500 | Not shown | SEC filing |
| FRONTIER CAPITAL MANAGEMENT CO LLC | 2026-03-31 | 272,356 | Not shown | SEC filing |
| Federation des caisses Desjardins du Quebec | 2026-03-31 | 25 | Not shown | SEC filing |
| Sanctuary Advisors, LLC | 2026-03-31 | 3,506 | Not shown | SEC filing |
| Arkadios Wealth Advisors | 2026-03-31 | 4,271 | Not shown | SEC filing |
| BAHL & GAYNOR INC | 2026-03-31 | 155,565 | Not shown | SEC filing |
| Gateway Wealth Partners, LLC | 2026-03-31 | 3,946 | Not shown | SEC filing |
| CANANDAIGUA NATIONAL CORP | 2026-03-31 | 1,815 | Not shown | SEC filing |
| Blue Trust, Inc. | 2026-03-31 | 1,041 | Not shown | SEC filing |
| SBI Securities Co., Ltd. | 2026-03-31 | 44 | Not shown | SEC filing |
| FINANCIAL CONSULATE, INC | 2026-03-31 | 107 | Not shown | SEC filing |
| Granahan Investment Management, LLC | 2026-03-31 | 195,252 | Not shown | SEC filing |
| Diametric Capital, LP | 2026-03-31 | 12,311 | Not shown | SEC filing |
| SCHRODER INVESTMENT MANAGEMENT GROUP | 2026-03-31 | 138,585 | Not shown | SEC filing |
| FIRST TRUST ADVISORS LP | 2026-03-31 | 28,590 | Not shown | SEC filing |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 2026-03-31 | 425,697 | Not shown | SEC filing |
| ALPINE ASSOCIATES MANAGEMENT INC. | 2026-03-31 | 116,878 | Not shown | SEC filing |
| SEI INVESTMENTS CO | 2026-03-31 | 109,073 | Not shown | SEC filing |
| KNIGHTSBRIDGE ASSET MANAGEMENT, LLC | 2026-03-31 | 113,554 | Not shown | SEC filing |
| Acumen Wealth Advisors, LLC | 2026-03-31 | 85 | Not shown | SEC filing |
- Each value is checked against Silicon Motion Technology Corp's share prices from within about three months of its report date (insiders' Form 4 trades and the latest close).
- Value not shown for 20 rows: no share price from within three months of their report dates is on file, so they could not be checked.
120 filers have only one report here.
Purchases & sales (open market or private)
| Security | Code | Price | Filing | |||
|---|---|---|---|---|---|---|
| 2026-06-18 | LIN KUAN-MING · Director | American depositary shares | S — Open market or private sale | −1,000 | 320.31 | SEC filing |
| 2026-06-18 | SHIEH HAN-PING · Director | American depositary shares | S — Open market or private sale | −1,000 | 328.00 | SEC filing |
| 2026-06-17 | LIN KUAN-MING · Director | American depositary shares | S — Open market or private sale | −1,000 | 310.01 | SEC filing |
| 2026-06-17 | LIN KUAN-MING · Director | American depositary shares | S — Open market or private sale | −1,000 | 300.00 | SEC filing |
| 2026-06-02 | SHIEH HAN-PING · Director | American depositary shares | S — Open market or private sale | −1,000 | 301.25 | SEC filing |
| 2026-05-06 | DUANN SHII TYNG · Director | American depositary shares | S — Open market or private sale | −1,500 | 245.00 | SEC filing |
Showing 6 of 6 rows
These tables describe filed transactions, not current holdings. Prices are shown as filed; a currency is added only when the filing's data names one. Amended and possible duplicate rows are left out of size comparisons and transaction groups.