Silicon Motion Technology Insider Trades
NASDAQ: SIMOTechnologySemiconductorsUSD
At close: Oct 7, 4:00 PM ET · Delayed 15 min
Last 12 months
- Purchases
- 0 · $0
- Sales
- 6 · $1.93M
- Shares bought / sold
- 0 / 6.50K
- Net activity
- Net selling $1.9 million
Silicon Motion Technology insider activity
Over the last 12 months, Silicon Motion Technology insiders reported 6 transactions on SEC Form 4: 0 open-market purchases and 6 sales. Insiders bought $0 and sold $1.9 million worth of stock, for net insider selling of $1.9 million. The largest seller was LIN KUAN-MING, with $930,320 in reported sales.
The most recent filing shows SHIEH HAN-PING (Director) selling 1,000 shares at $328.00 on Jun 18, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put SIMO's ownership changes in context.
Summary generated from market data by MetaCap's automated system. Methodology
SIMO insider transactions
| Date | Insider | Type | Shares | Value | Filing |
|---|---|---|---|---|---|
| Jun 18, 2026 | LIN KUAN-MINGDirector | Sale | 1,000 | $320.31K | Form 4 |
| Jun 18, 2026 | SHIEH HAN-PINGDirector | Sale | 1,000 | $328.00K | Form 4 |
| Jun 17, 2026 | LIN KUAN-MINGDirector | Sale | 1,000 | $310.01K | Form 4 |
| Jun 17, 2026 | LIN KUAN-MINGDirector | Sale | 1,000 | $300.00K | Form 4 |
| Jun 2, 2026 | SHIEH HAN-PINGDirector | Sale | 1,000 | $301.25K | Form 4 |
| May 6, 2026 | DUANN SHII TYNGDirector | Sale | 1,500 | $367.50K | Form 4 |
Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4