SHIEH HAN-PING
- Shares
- 6.66K
- % company
- 0.02%
- Price
- $328.00
- Value
- $2,183,168
Filed Jun 18, 2026
Methodology published · Market data, model notes, and corrections process are public · Data policy · Corrections policy
NASDAQ · TECHNOLOGY · Holders
Silicon Motion Technology (SIMO) Institutional Ownership & Insider Trading History
Recent insider purchases and sales for SIMO from Form 4 filings. Institutional holdings surface here when ownership sources publish.
Section freshness
Price Jun 26, 4:00 PM EDT · Statements Mar 30, 8:00 PM EDT
Source timingDetailsHide
Data freshness
Prices update fastest. Fundamentals, analyst data, and news update on their own schedules, so check these timestamps before comparing signals.
Price time means the latest available trade or regular-market close. Other times show when that section was checked or published.
PriceLive
Last traded •
Source: Market data provider
Fundamentalsevery 1 hr
Provider checked •
Source: Market data provider
Analystevery 1 day
Provider checked •
Source: Market data provider
Newsevery 15 min
Latest item •
Source: Market data provider
Ownership read
SIMO insider sentiment: Net selling.
6 sales and 0 purchases appear in the recent Form 4 filings. Use the filters below to separate real buying and selling from option exercises, gifts, awards, and tax withholding.
Insider flow
SIMO
Purchases—
Sales55.01K
Directional bars ignore awards, gifts, conversions, and tax withholding rows.
Top holder
—
Institutional data pending
Insider stance
Net selling
$16.10M sold / — bought
Latest filing
Jun 18, 2026
Most recent holder or insider filing date
Filings shown
6
0 holder / 6 insider
- Holder rows
- Pending
- Market data source
- Latest filing
- Jun 18, 2026
- Most recent holder or insider filing date
- Increased / initiated
- Pending
- 0 decreased
- Insider rows
- 6
- Market data source
Recent insider transactions
Silicon Motion Technology (SIMO) Form 4 filings
Action codes are translated so open-market buys and sales are separate from awards, gifts, conversions, and tax withholding.
LIN KUAN-MING
- Shares
- 7.50K
- % company
- 0.02%
- Price
- $320.31
- Value
- $2,402,325
Filed Jun 18, 2026
LIN KUAN-MING
- Shares
- 8.50K
- % company
- 0.03%
- Price
- $310.01
- Value
- $2,635,085
Filed Jun 17, 2026
LIN KUAN-MING
- Shares
- 9.50K
- % company
- 0.03%
- Price
- $300.00
- Value
- $2,850,000
Filed Jun 17, 2026
SHIEH HAN-PING
- Shares
- 7.66K
- % company
- 0.02%
- Price
- $301.25
- Value
- $2,306,370
Filed Jun 2, 2026
DUANN SHII TYNG
- Shares
- 15.20K
- % company
- 0.04%
- Price
- $245.00
- Value
- $3,724,000
Filed May 6, 2026
| # | Insider | % company | Action | Shares | Price | Value | Filing date |
|---|---|---|---|---|---|---|---|
| 1 | SHIEH HAN-PING | 0.02% | SaleOpen-market or direct sale reported on Form 4. | 6.66K | $328.00 | $2,183,168 | Jun 18, 2026 |
| 2 | LIN KUAN-MING | 0.02% | SaleOpen-market or direct sale reported on Form 4. | 7.50K | $320.31 | $2,402,325 | Jun 18, 2026 |
| 3 | LIN KUAN-MING | 0.03% | SaleOpen-market or direct sale reported on Form 4. | 8.50K | $310.01 | $2,635,085 | Jun 17, 2026 |
| 4 | LIN KUAN-MING | 0.03% | SaleOpen-market or direct sale reported on Form 4. | 9.50K | $300.00 | $2,850,000 | Jun 17, 2026 |
| 5 | SHIEH HAN-PING | 0.02% | SaleOpen-market or direct sale reported on Form 4. | 7.66K | $301.25 | $2,306,370 | Jun 2, 2026 |
| 6 | DUANN SHII TYNG | 0.04% | SaleOpen-market or direct sale reported on Form 4. | 15.20K | $245.00 | $3,724,000 | May 6, 2026 |
Showing 6 of 6 matching Form 4 rows. Percent of company uses current shares outstanding when available.
Frequently asked
Common questions.
Who are the largest SIMO shareholders?
Silicon Motion Technology (SIMO) institutional holders are ranked by reported share count when ownership data publishes filing rows.
What is institutional ownership of SIMO?
Silicon Motion Technology (SIMO) institutional ownership appears when filing-based market data returns holder rows. TECHi does not fill unavailable ownership fields with placeholder shareholders.
Where can I see Silicon Motion Technology insider transactions?
Silicon Motion Technology (SIMO) has 6 Form 4 insider transactions on file, most recently on Jun 18, 2026, separated into purchases, sales, option exercises, awards, gifts, and tax withholding so administrative transactions are distinguished from open-market trades.
Are SIMO insiders buying or selling?
Recent SIMO insider activity reads Net selling: 6 sales and 0 purchases. Awards, gifts, conversions, and tax withholding are listed separately because they do not carry the same signal as open-market trades.
Who is the most active SIMO insider?
LIN KUAN-MING is the most active SIMO insider by absolute share movement, with 25,500 shares moving across the filing history. Review the action labels before treating that activity as buying or selling.