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SIMO Insider Trading

Insider Ownership Percentage: 5.34%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $1,239,250.00

Silicon Motion Technology Insider Trading History Chart

This chart shows the insider buying and selling history at Silicon Motion Technology by year and by quarter.

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Silicon Motion Technology Share Price & Price History

Current Price: $162.76
Price Change: ▲ Price Increase of +6.49 (4.15%)
As of 11/6/2026 04:00 PM ET

This chart shows the closing price history over time for SIMO up to the past year.

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Days: 30 | 90 | 365

Silicon Motion Technology Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
6/18/2026Han-Ping ShiehDirectorSell1,000$328.00$328,000.007,500View SEC Filing Icon  
6/17/2026Kenneth Kuan-Ming LinDirectorSell2,000$305.00$610,000.008,500View SEC Filing Icon  
6/2/2026Han-Ping ShiehDirectorSell1,000$301.25$301,250.007,656View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Silicon Motion Technology (NASDAQ:SIMO)

78.02% of Silicon Motion Technology stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at SIMO by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Silicon Motion Technology Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
11/7/2026Diversified Trust Co6,424$1.80M0.0%-11.0%0.019%Search for SEC Filing on Google Icon
11/6/2026Aberdeen Group plc489,599$137.09M0.1%+34,233.7%1.444%Search for SEC Filing on Google Icon
11/6/2026Russell Investments Group Ltd.259,378$72.25M0.1%+29.5%0.765%Search for SEC Filing on Google Icon
11/5/2026Lisanti Capital Growth LLC9,740$2.73M0.7%-50.3%0.029%Search for SEC Filing on Google Icon
11/5/2026Ritholtz Wealth Management1,744$0.49M0.0%N/A0.005%Search for SEC Filing on Google Icon
11/5/2026First Command Advisory Services Inc.1,615$0.45M0.0%+118.2%0.005%Search for SEC Filing on Google Icon
11/5/2026Bahl & Gaynor LLC541,907$151.73M0.7%+19.5%1.598%Search for SEC Filing on Google Icon
11/5/2026Lido Advisors LLC2,046$0.57M0.0%+26.8%0.006%Search for SEC Filing on Google Icon
11/4/2026Gen Wealth Partners Inc478$0.13M0.0%+174.7%0.001%Search for SEC Filing on Google Icon
11/4/2026Penn Capital Management Company LLC2,027$0.57M0.0%+18.3%0.006%Search for SEC Filing on Google Icon
11/4/2026Fulcrum Asset Management LLP12,180$3.36M0.2%+203.1%0.036%Search for SEC Filing on Google Icon
11/4/2026University of Texas Texas AM Investment Management Co.8,875$2.49M0.3%N/A0.026%Search for SEC Filing on Google Icon
11/3/2026StoneX Group Inc.864$0.24M0.0%N/A0.003%Search for SEC Filing on Google Icon
11/3/2026Kornitzer Capital Management Inc. KS26,050$7.29M0.1%-39.4%0.077%Search for SEC Filing on Google Icon
11/3/2026Parallel Advisors LLC1,146$0.32M0.0%-6.0%0.003%Search for SEC Filing on Google Icon
11/3/2026CenterBook Partners LP7,930$2.22M0.1%+20.7%0.023%Search for SEC Filing on Google Icon
11/3/2026Calamos Advisors LLC28,686$8.03M0.0%-11.1%0.085%Search for SEC Filing on Google Icon
11/2/2026Kestra Advisory Services LLC1,848$0.52M0.0%+14.4%0.005%Search for SEC Filing on Google Icon
11/2/2026AIGH Capital Management LLC164,000$45.92M4.6%+13.9%0.484%Search for SEC Filing on Google Icon
11/2/2026Commonwealth Equity Services LLC5,213$1.46M0.0%-41.9%0.015%Search for SEC Filing on Google Icon
11/2/2026Collaborative Fund Advisors LLC1,149$0.32M0.2%-59.0%0.003%Search for SEC Filing on Google Icon
10/31/2026Kestra Private Wealth Services LLC813$0.23M0.0%N/A0.002%Search for SEC Filing on Google Icon
10/31/2026Gordian Advisors LLC833$0.23M0.1%-16.7%0.002%Search for SEC Filing on Google Icon
10/31/2026Covestor Ltd1,243$0.35M0.2%+34.1%0.004%Search for SEC Filing on Google Icon
10/31/2026Ascent Group LLC989$0.28M0.0%N/A0.003%Search for SEC Filing on Google Icon
10/30/2026Integrity Alliance LLC.1,284$0.36M0.0%N/A0.004%Search for SEC Filing on Google Icon
10/30/2026IPG Investment Advisors LLC2,000$0.56M0.1%N/A0.006%Search for SEC Filing on Google Icon
10/30/2026XML Financial LLC1,125$0.32M0.0%-8.2%0.003%Search for SEC Filing on Google Icon
10/29/2026Trek Financial LLC930$0.26M0.0%-66.7%0.003%Search for SEC Filing on Google Icon
10/29/2026Greenleaf Trust1,025$0.29M0.0%+7.9%0.003%Search for SEC Filing on Google Icon
10/29/2026MeadowBrook Investment Advisors LLC867$0.24M0.2%-12.4%0.003%Search for SEC Filing on Google Icon
10/29/2026Mirae Asset Global Investments Co. Ltd.8,066$2.26M0.0%N/A0.024%Search for SEC Filing on Google Icon
10/29/2026Left Brain Wealth Management LLC820$0.23M0.1%-47.8%0.002%Search for SEC Filing on Google Icon
10/29/2026State of Wyoming7,360$2.06M0.2%-8.7%0.022%Search for SEC Filing on Google Icon
10/28/2026Pinnacle Wealth Planning Services Inc.658$0.18M0.0%+33.5%0.000%Search for SEC Filing on Google Icon
10/27/2026Schwartz Investment Counsel Inc.401,300$112.36M3.9%+48.6%1.183%Search for SEC Filing on Google Icon
10/23/2026Signaturefd LLC1,450$0.41M0.0%-6.1%0.004%Search for SEC Filing on Google Icon
10/23/2026Wedbush Securities Inc.3,938$1.10M0.0%-12.6%0.012%Search for SEC Filing on Google Icon
10/22/2026MBL Wealth LLC4,680$1.31M0.1%+128.3%0.014%Search for SEC Filing on Google Icon
10/22/2026T3 Companies LLC984$0.28M0.3%N/A0.003%Search for SEC Filing on Google Icon
10/22/2026SeaCrest Wealth Management LLC2,000$0.56M0.1%-12.9%0.006%Search for SEC Filing on Google Icon
10/22/2026SBI Securities Co. Ltd.266$74K0.0%-37.6%0.001%Search for SEC Filing on Google Icon
10/22/2026Reyes Financial Architecture Inc.207$58K0.0%N/A0.001%Search for SEC Filing on Google Icon
10/22/2026Vest Financial LLC2,598$0.73M0.0%+39.8%0.008%Search for SEC Filing on Google Icon
10/21/2026Skylands Capital LLC26,314$7.37M1.0%-23.1%0.078%Search for SEC Filing on Google Icon
10/21/2026Quadrant Capital Group LLC14,418$4.04M0.1%-0.6%0.043%Search for SEC Filing on Google Icon
10/21/2026Robeco Institutional Asset Management B.V.307,570$86.12M0.1%+2.6%0.907%Search for SEC Filing on Google Icon
10/21/2026Diversify Advisory Services LLC21,805$6.11M0.1%+3.4%0.064%Search for SEC Filing on Google Icon
10/17/2026IFP Advisors Inc667$0.19M0.0%+37.2%0.002%Search for SEC Filing on Google Icon
10/16/2026TD Waterhouse Canada Inc.516$0.14M0.0%-8.5%0.002%Search for SEC Filing on Google Icon
10/16/2026Stronghold Wealth Management L.L.C.740$0.21M0.3%+17.8%0.002%Search for SEC Filing on Google Icon
10/14/2026Henry James International Management Inc.3,947$1.11M0.3%-11.1%0.012%Search for SEC Filing on Google Icon
10/10/2026Reinhart Partners LLC.919,626$257.50M6.3%-4.8%2.712%Search for SEC Filing on Google Icon
10/9/2026Mirador Capital Partners LP9,268$2.60M0.3%+6.2%0.027%Search for SEC Filing on Google Icon
10/9/2026WoodTrust Financial Corp885$0.25M0.0%N/A0.003%Search for SEC Filing on Google Icon
10/9/2026Legacy Wealth Asset Management LLC4,715$1.32M0.3%+4.9%0.014%Search for SEC Filing on Google Icon
10/9/2026Diversified Management Inc.1,514$0.42M0.1%N/A0.004%Search for SEC Filing on Google Icon
10/9/2026GAMMA Investing LLC1,334$0.37M0.0%+16.8%0.004%Search for SEC Filing on Google Icon
10/8/2026Farther Finance Advisors LLC753$0.21M0.0%+80.6%0.002%Search for SEC Filing on Google Icon
10/7/2026Canandaigua National Bank & Trust Co.1,046$0.29M0.0%-27.8%0.003%Search for SEC Filing on Google Icon
10/6/2026Juncture Wealth Strategies LLC2,276$0.64M0.2%-5.9%0.007%Search for SEC Filing on Google Icon
10/6/2026Moody National Bank Trust Division24,554$6.88M0.5%+16.1%0.072%Search for SEC Filing on Google Icon
10/1/2026Confluence Investment Management LLC1,439$0.40M0.0%N/A0.004%Search for SEC Filing on Google Icon
9/23/2026QRG Capital Management Inc.1,908$0.64M0.0%N/A0.006%Search for SEC Filing on Google Icon
9/16/2026IKE Capital LLC1,235$0.41M0.2%N/A0.004%Search for SEC Filing on Google Icon
9/9/2026Tidal Investments LLC116,620$38.87M0.1%+135.9%0.344%Search for SEC Filing on Google Icon
9/9/2026Engineers Gate Manager LP1,315$0.44M0.0%-60.3%0.004%Search for SEC Filing on Google Icon
9/9/2026NewEdge Advisors LLC2,130$0.71M0.0%+190.6%0.006%Search for SEC Filing on Google Icon
9/9/2026IFP Advisors Inc486$0.16M0.0%N/A0.001%Search for SEC Filing on Google Icon
9/9/2026Baird Financial Group Inc.1,989$0.66M0.0%N/A0.006%Search for SEC Filing on Google Icon
9/8/2026Allworth Financial LP834$0.28M0.0%+26.4%0.002%Search for SEC Filing on Google Icon
9/8/2026Waverly Advisors LLC767$0.26M0.0%-58.1%0.002%Search for SEC Filing on Google Icon
8/27/2026Corient Private Wealth LP3,559$1.19M0.0%+35.8%0.010%Search for SEC Filing on Google Icon
8/22/2026TD Waterhouse Canada Inc.564$0.18M0.0%-40.1%0.002%Search for SEC Filing on Google Icon
8/21/2026XML Financial LLC1,225$0.41M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/20/2026Wedbush Securities Inc.4,508$1.50M0.0%-6.4%0.013%Search for SEC Filing on Google Icon
8/20/2026Greenleaf Trust950$0.32M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/19/2026Navellier & Associates Inc.28,019$9.34M0.7%N/A0.083%Search for SEC Filing on Google Icon
8/19/2026Wellington Management Group LLP185,251$61.75M0.0%-39.1%0.546%Search for SEC Filing on Google Icon
8/19/2026Archer Investment Corp1,186$0.40M0.1%N/A0.003%Search for SEC Filing on Google Icon
8/18/2026Public Employees Retirement System of Ohio35,330$11.78M0.0%N/A0.104%Search for SEC Filing on Google Icon
7/10/2026Handelsbanken Fonder AB11,300$3.77M0.0%-12.4%0.033%Search for SEC Filing on Google Icon
7/9/2026Legacy Wealth Asset Management LLC4,496$1.50M0.3%+92.3%0.013%Search for SEC Filing on Google Icon
7/8/2026Reinhart Partners LLC.966,060$322.02M7.4%-26.5%2.849%Search for SEC Filing on Google Icon
7/8/2026UNICOM Systems Inc.41,200$13.73M0.9%N/A0.121%Search for SEC Filing on Google Icon
7/8/2026Strategic Investment Solutions Inc. IL263$88K0.0%N/A0.001%Search for SEC Filing on Google Icon
7/7/2026Foster Group Inc.921$0.31M0.0%N/A0.003%Search for SEC Filing on Google Icon
7/7/2026Mirador Capital Partners LP8,724$2.91M0.4%N/A0.026%Search for SEC Filing on Google Icon
7/7/2026GAMMA Investing LLC1,142$0.38M0.0%-8.8%0.003%Search for SEC Filing on Google Icon
7/7/2026Canandaigua National Bank & Trust Co.1,448$0.48M0.0%N/A0.004%Search for SEC Filing on Google Icon
7/7/2026Financial Enhancement Group LLC800$0.27M0.0%N/A0.002%Search for SEC Filing on Google Icon
7/7/2026Moody National Bank Trust Division21,150$7.05M0.6%N/A0.062%Search for SEC Filing on Google Icon
7/7/2026Cooper Investors PTY Ltd.103$34K0.0%N/A0.000%Search for SEC Filing on Google Icon
6/18/2026Pacer Advisors Inc.4,226$0.48M0.0%+25.9%0.012%Search for SEC Filing on Google Icon
5/29/2026Prospect Capital Advisors LLC82,240$9.24M5.1%-6.9%0.243%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE244,387$27.44M0.0%+33.2%0.721%Search for SEC Filing on Google Icon
5/19/2026Oddo BHF Asset Management Sas60,000$6.74M0.3%-68.8%0.177%Search for SEC Filing on Google Icon
5/19/2026Arkadios Wealth Advisors4,271$0.48M0.0%-1.3%0.013%Search for SEC Filing on Google Icon
5/18/2026EverSource Wealth Advisors LLC1,159$0.13M0.0%+78.9%0.003%Search for SEC Filing on Google Icon
5/18/2026Royal Bank of Canada49,037$5.51M0.0%+4.5%0.145%Search for SEC Filing on Google Icon
Data available starting January 2016

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Silicon Motion Technology logo
Silicon Motion Technology Corporation, together with its subsidiaries, designs, develops, and markets NAND flash controllers for solid-state storage devices. The company offers controllers for computing-grade solid state drives (SSDs), which are used in PCs and other client devices; enterprise-grade SSDs used in data centers; eMMC and UFS mobile embedded storage for use in smartphones and IoT devices; flash memory cards and flash drives for use in expandable storage; and specialized SSDs that are used in industrial, commercial, and automotive applications. It markets its controllers under the SMI brand; enterprise-grade SSDs under the Shannon Systems brand; and single-chip industrial-grade SSDs under the FerriSSD, Ferri-eMMC, and Ferri-UFS brands. The company markets and sells its products through direct sales personnel and independent electronics distributors to NAND flash makers, module makers, hyperscalers, and OEMs. It operates in Taiwan, the United States, Korea, China, Malaysia, Singapore, and internationally. The company was founded in 1995 and is based in Hong Kong, Hong Kong.
Read More on Silicon Motion Technology

Today's Range

Now: $162.76
Low: $159.53
High: $171.95

50 Day Range

MA: $241.43
Low: $156.27
High: $285.78

52 Week Range

Now: $162.76
Low: $79.76
High: $355.00

Volume

1,142,982 shs

Average Volume

995,508 shs

Market Capitalization

$5.52 billion

P/E Ratio

17.54

Dividend Yield

1.06%

Beta

1.78

Who are the company insiders with the largest holdings of Silicon Motion Technology?

Silicon Motion Technology's top insider shareholders include:
  1. Kuan-Ming Lin (Director)
  2. Han-Ping Shieh (Director)
Learn More about top insider investors at Silicon Motion Technology.

Who are the major institutional investors of Silicon Motion Technology?

Silicon Motion Technology's top institutional shareholders include:
  1. Reinhart Partners LLC. — 2.71%
  2. Bahl & Gaynor LLC — 1.60%
  3. Schwartz Investment Counsel Inc. — 1.18%
  4. Robeco Institutional Asset Management B.V. — 0.91%
  5. AIGH Capital Management LLC — 0.48%
  6. Calamos Advisors LLC — 0.08%
Learn More about top institutional investors of Silicon Motion Technology stock.

Which major investors are selling Silicon Motion Technology stock?

During the last quarter, SIMO stock was sold by these institutional investors:
  1. Reinhart Partners LLC.
  2. Kornitzer Capital Management Inc. KS
  3. Lisanti Capital Growth LLC
  4. Skylands Capital LLC
  5. Commonwealth Equity Services LLC
  6. Calamos Advisors LLC
  7. Trek Financial LLC
  8. Collaborative Fund Advisors LLC
In the previous year, company insiders that have sold Silicon Motion Technology company stock include:
  1. Kuan-Ming Lin (Director)
  2. Han-Ping Shieh (Director)
Learn More investors selling Silicon Motion Technology stock.

Which major investors are buying Silicon Motion Technology stock?

In the last quarter, SIMO stock was acquired by institutional investors including:
  1. Schwartz Investment Counsel Inc.
  2. Bahl & Gaynor LLC
  3. AIGH Capital Management LLC
  4. University of Texas Texas AM Investment Management Co.
  5. Fulcrum Asset Management LLP
  6. Mirae Asset Global Investments Co. Ltd.
  7. Robeco Institutional Asset Management B.V.
  8. Moody National Bank Trust Division

Silicon Motion Technology Active Insiders

Han-Ping Shieh
Director
2 recent trades
Kuan-Ming Lin
Director
1 recent trades