Companies / Silicon Motion Technology CORP
Silicon Motion Technology CORP
Nasdaq: SIMOForeign · IFRSCIK 1329394HONG KONG ISLAND
Insider flow · last 90 daysNet sells $1.56M
Financials · FY2025
Ownership
134.2M shares outstanding
Ownership
| Institutions | 20.69% | 27,769,435 |
| Public float | 79.31% | 106,475,405 |
% of common shares outstanding (single-class filing figure). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 13
View all →| Insider | % of shares | Shares |
|---|---|---|
Cheng TaoVP of Manufacturing Operations | — | — |
Chen Shiang FengDirector | — | — |
Chow Pongchi JamesDirector | — | — |
Chung Tsung-MingDirector | — | — |
Duann Shii TyngDirector | — | — |
Ju Shang-TzuSVP of Platform and Strategy | — | — |
Kou Wallace ChiachangCEOPresident and CEO · Director | — | — |
Lin Kuan-MingDirector | — | — |
Lin Tsungtan CainDirector | — | — |
Lin Yueh-HuaVice President of Finance | — | — |
Institutional holders 258
View all →| Holder | Value | % of shares |
|---|---|---|
| $315.03M | 2.53% | |
| $147.56M | 0.98% | |
| $106.74M | 0.86% | |
| $87.81M | 0.58% | |
| $73.02M | 0.59% | |
| $64.61M | 0.52% | |
| $60.49M | 0.14% | |
| $58.60M | 0.47% | |
| $57.84M | 0.46% | |
| $56.90M | 0.38% |
Activity
InsidersInstitutions
What insiders are doing in this stock (Form 4).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| May 6, 2026 | Duann Shii Tyng Director | Sell | American depositary shares | $367.5K | -2K -8.98% | 15,200 0.01% of shares | medium |
| Jun 18, 2026 | Shieh Han-Ping Director | Sell | American depositary shares | $328.0K | -1K -13.06% | 6,656 <0.01% of shares | medium |
| Jun 18, 2026 | Lin Kuan-Ming Director | Sell | American depositary shares | $320.3K | -1K -11.76% | 7,500 <0.01% of shares | medium |
| Jun 17, 2026 | Lin Kuan-Ming Director | Sell | American depositary shares | $310.0K | -1K -10.53% | 8,500 <0.01% of shares | medium |
| Jun 2, 2026 | Shieh Han-Ping Director | Sell | American depositary shares | $301.3K | -1K -11.55% | 7,656 <0.01% of shares | medium |
| Jun 17, 2026 | Lin Kuan-Ming Director | Sell | American depositary shares | $300.0K | -1K -9.52% | 9,500 <0.01% of shares | medium |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| SIMO | ADR | 82706C108 |