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DIOD Insider Trading

Insider Ownership Percentage: 1.70%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $15,906,798.59

Diodes Insider Trading History Chart

This chart shows the insider buying and selling history at Diodes by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Diodes Share Price & Price History

Current Price: $119.46
Price Change: +0.30 (1.20%)
As of 06/18/2026 04:00 PM ET

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

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Diodes Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
5/29/2026Francis TangCTOSell15,330$112.04$1,717,573.2071,438View SEC Filing Icon  
5/29/2026Richard Dallas WhiteInsiderSell3,000$106.17$318,510.008,071View SEC Filing Icon  
5/27/2026Emily YangSVPSell3,000$110.08$330,240.0061,878View SEC Filing Icon  
5/27/2026Francis TangCTOSell5,000$110.08$550,400.0086,768View SEC Filing Icon  
5/27/2026Gary YuCEOSell3,632$110.08$399,810.56108,147View SEC Filing Icon  
5/26/2026Andy TsongSVPSell1,582$106.95$169,194.9048,170View SEC Filing Icon  
5/26/2026Emily YangSVPSell2,000$107.52$215,040.0064,878View SEC Filing Icon  
5/26/2026Francis TangCTOSell4,137$108.00$446,796.0091,768View SEC Filing Icon  
5/26/2026Jin ZhaoInsiderSell3,689$106.86$394,206.5443,531View SEC Filing Icon  
5/20/2026Emily YangSVPSell2,000$96.81$193,620.0066,878View SEC Filing Icon  
5/15/2026Emily YangSVPSell2,000$101.47$202,940.0068,878View SEC Filing Icon  
5/13/2026Brett R WhitmireCFOSell16,556$103.34$1,710,897.0444,632View SEC Filing Icon  
5/12/2026Andy TsongSVPSell2,652$110.00$291,720.0049,752View SEC Filing Icon  
5/12/2026Francis TangCTOSell3,643$108.00$393,444.0095,905View SEC Filing Icon  
5/12/2026Jin ZhaoInsiderSell2,760$102.36$282,513.6047,220View SEC Filing Icon  
2/20/2026Keh Shew LuDirectorSell111,000$67.76$7,521,360.00180,131View SEC Filing Icon  
2/3/2026Brett R WhitmireCFOSell830$60.85$50,505.5067,141View SEC Filing Icon  
2/3/2026Emily YangSVPSell950$60.85$57,807.5074,032View SEC Filing Icon  
2/3/2026Gary YuCEOSell2,900$60.85$176,465.00111,671View SEC Filing Icon  
2/2/2026Jin ZhaoInsiderSell525$59.19$31,074.7549,980View SEC Filing Icon  
11/12/2025Keh Shew LuDirectorSell6,000$47.42$284,520.00244,397View SEC Filing Icon  
8/28/2025Emily YangSVPSell1,000$56.36$56,360.0059,479View SEC Filing Icon  
8/27/2025Brett R WhitmireCFOSell2,000$55.90$111,800.0048,777View SEC Filing Icon  
2/4/2025Brett R WhitmireCFOSell830$56.04$46,513.2051,525View SEC Filing Icon  
2/4/2025Emily YangSVPSell950$56.04$53,238.0065,107View SEC Filing Icon  
2/4/2025Gary YuPresidentSell2,900$56.04$162,516.0079,697View SEC Filing Icon  
8/30/2024Emily YangSVPSell1,000$70.48$70,480.0059,820View SEC Filing Icon  
8/29/2024Brett R WhitmireCFOSell1,900$69.99$132,981.0046,365View SEC Filing Icon  
8/26/2024Emily YangSVPSell1,272$72.16$91,787.5229,028View SEC Filing Icon  
8/19/2024Keh Shew LuCEOSell20,010$67.25$1,345,672.50246,492View SEC Filing Icon  
5/29/2024Peter M. MenardDirectorSell630$71.96$45,334.8018,050View SEC Filing Icon  
5/22/2024Keh Shew LuCEOSell15,000$75.30$1,129,500.0087,331View SEC Filing Icon  
5/20/2024Keh Shew LuCEOSell6,000$73.93$443,580.00102,996View SEC Filing Icon  
5/16/2024Keh Shew LuCEOSell9,000$72.70$654,300.00110,496View SEC Filing Icon  
2/29/2024Keh Shew LuCEOSell3,000$68.14$204,420.00256,492View SEC Filing Icon  
2/28/2024Brett R WhitmireCFOSell3,400$67.30$228,820.0048,265View SEC Filing Icon  
2/26/2024Keh Shew LuCEOSell12,000$68.78$825,360.00262,492View SEC Filing Icon  
2/22/2024Keh Shew LuCEOSell6,000$68.98$413,880.00274,492View SEC Filing Icon  
2/20/2024Keh Shew LuCEOSell1,500$68.06$102,090.00281,992View SEC Filing Icon  
8/30/2023Gary YuCOOSell2,700$80.96$218,592.0039,296View SEC Filing Icon  
8/23/2023Andy TsongInsiderSell1,988$82.50$164,010.0030,575View SEC Filing Icon  
8/23/2023Gary YuCOOSell3,300$82.62$272,646.0041,996View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Diodes (NASDAQ:DIOD)

99.23% of Diodes 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 DIOD by year and by quarter.

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

Diodes Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
6/1/2026Integrated Investment Consultants LLC3,164$0.22M0.0%N/A0.007%Search for SEC Filing on Google Icon
5/29/2026Prospect Capital Advisors LLC41,800$2.85M1.6%N/A0.091%Search for SEC Filing on Google Icon
5/26/2026Glenmede Trust Co. NA187,529$12.80M0.1%-8.4%0.408%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE390,807$26.68M0.0%+11.3%0.851%Search for SEC Filing on Google Icon
5/18/2026Amundi11,211$0.77M0.0%-36.6%0.024%Search for SEC Filing on Google Icon
5/18/2026California State Teachers Retirement System54,987$3.75M0.0%+23.8%0.120%Search for SEC Filing on Google Icon
5/18/2026Royal Bank of Canada360,138$24.58M0.0%-4.7%0.784%Search for SEC Filing on Google Icon
5/18/2026Empowered Funds LLC5,046$0.34M0.0%N/A0.011%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company 19,755$1.35M0.0%-4.6%0.043%Search for SEC Filing on Google Icon
5/16/2026Quantinno Capital Management LP22,065$1.51M0.0%+8.9%0.048%Search for SEC Filing on Google Icon
5/16/2026Lazard Asset Management LLC164,673$11.24M0.0%-18.4%0.358%Search for SEC Filing on Google Icon
5/14/2026Healthcare of Ontario Pension Plan Trust Fund12,286$0.84M0.0%-78.0%0.027%Search for SEC Filing on Google Icon
5/14/2026Arrowstreet Capital Limited Partnership443,123$30.25M0.0%-27.8%0.965%Search for SEC Filing on Google Icon
5/14/2026Caxton Associates LLP6,561$0.45M0.0%-54.2%0.014%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.96,100$6.56M0.0%+191.2%0.209%Search for SEC Filing on Google Icon
5/13/2026Cetera Investment Advisers6,726$0.46M0.0%+56.7%0.015%Search for SEC Filing on Google Icon
5/13/2026NewEdge Wealth LLC3,127$0.21M0.0%N/A0.007%Search for SEC Filing on Google Icon
5/13/2026First Citizens Bank & Trust Co.5,805$0.40M0.0%-4.1%0.013%Search for SEC Filing on Google Icon
5/13/2026First Trust Advisors LP65,577$4.48M0.0%+56.0%0.143%Search for SEC Filing on Google Icon
5/8/2026PNC Financial Services Group Inc.6,494$0.44M0.0%+7.6%0.014%Search for SEC Filing on Google Icon
5/8/2026Summit Global Investments19,927$1.36M0.1%+365.9%0.043%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP2,436,359$166.29M0.0%+2.3%5.295%Search for SEC Filing on Google Icon
5/6/2026Watershed Asset Management L.L.C.6,717$0.46M0.5%-21.4%0.015%Search for SEC Filing on Google Icon
5/6/2026Bessemer Group Inc.444,540$30.35M0.0%+5.9%0.966%Search for SEC Filing on Google Icon
5/6/2026Allspring Global Investments Holdings LLC254,167$17.52M0.0%+8.0%0.552%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp284,235$19.40M0.0%-3.7%0.618%Search for SEC Filing on Google Icon
5/5/2026Illinois Municipal Retirement Fund25,277$1.73M0.0%+15.0%0.055%Search for SEC Filing on Google Icon
5/5/2026Maryland State Retirement & Pension System6,663$0.46M0.0%-1.9%0.014%Search for SEC Filing on Google Icon
5/5/2026Hillsdale Investment Management Inc.4,930$0.34M0.0%+4,008.3%0.011%Search for SEC Filing on Google Icon
5/4/2026Calamos Advisors LLC26,343$1.80M0.0%N/A0.057%Search for SEC Filing on Google Icon
5/4/2026Emerald Mutual Fund Advisers Trust114,097$7.79M0.4%N/A0.248%Search for SEC Filing on Google Icon
5/4/2026Emerald Advisers LLC181,053$12.36M0.4%N/A0.394%Search for SEC Filing on Google Icon
5/4/2026Principal Financial Group Inc.222,963$15.22M0.0%+0.9%0.485%Search for SEC Filing on Google Icon
5/1/2026Commonwealth of Pennsylvania Public School Empls Retrmt SYS11,345$0.77M0.0%-1.2%0.025%Search for SEC Filing on Google Icon
5/1/2026Fifth Third Bancorp38,425$2.62M0.0%+6,665.0%0.084%Search for SEC Filing on Google Icon
5/1/2026Sequoia Financial Advisors LLC5,967$0.41M0.0%-9.2%0.013%Search for SEC Filing on Google Icon
4/30/2026Azzad Asset Management Inc. ADV16,795$1.15M0.1%-24.1%0.037%Search for SEC Filing on Google Icon
4/30/2026Oregon Public Employees Retirement Fund10,488$0.72M0.0%-0.9%0.023%Search for SEC Filing on Google Icon
4/28/2026Praxis Investment Management Inc.3,199$0.22M0.0%-46.1%0.007%Search for SEC Filing on Google Icon
4/28/2026Integral Investment Advisors Inc.4,000$0.27M0.1%N/A0.009%Search for SEC Filing on Google Icon
4/28/2026QRG Capital Management Inc.5,905$0.40M0.0%+25.2%0.013%Search for SEC Filing on Google Icon
4/27/2026New York State Teachers Retirement System64,327$4.39M0.0%+0.7%0.140%Search for SEC Filing on Google Icon
4/25/2026Strs Ohio15,700$1.07M0.0%+72.5%0.034%Search for SEC Filing on Google Icon
4/23/2026Forum Financial Management LP10,479$0.72M0.0%-10.4%0.023%Search for SEC Filing on Google Icon
4/23/2026Inspire Investing LLC7,577$0.52M0.0%-19.7%0.016%Search for SEC Filing on Google Icon
4/22/2026Pictet Asset Management Holding SA8,074$0.55M0.0%+13.7%0.018%Search for SEC Filing on Google Icon
4/22/2026Sterling Capital Management LLC1,536$0.11M0.0%-42.1%0.003%Search for SEC Filing on Google Icon
4/21/2026Louisiana State Employees Retirement System20,300$1.39M0.0%N/A0.044%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC28,285$1.93M0.0%-29.9%0.061%Search for SEC Filing on Google Icon
4/16/2026Diversified Trust Co11,964$0.82M0.0%+162.0%0.026%Search for SEC Filing on Google Icon
3/17/2026Rockefeller Capital Management L.P.1,232$61K0.0%-17.3%0.003%Search for SEC Filing on Google Icon
3/9/2026Corient Private Wealth LLC23,454$1.17M0.0%-17.0%0.051%Search for SEC Filing on Google Icon
2/24/2026Pacer Advisors Inc.147,336$7.27M0.0%+6.0%0.321%Search for SEC Filing on Google Icon
2/19/2026T. Rowe Price Investment Management Inc.261,933$12.92M0.0%-18.6%0.571%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.172,962$8.53M0.0%-66.7%0.377%Search for SEC Filing on Google Icon
2/19/2026Corient Private Wealth LLC23,412$1.16M0.0%-17.2%0.051%Search for SEC Filing on Google Icon
2/18/2026Mercer Global Advisors Inc. ADV4,774$0.24M0.0%-20.5%0.010%Search for SEC Filing on Google Icon
2/18/2026Summit Global Investments4,277$0.21M0.0%N/A0.009%Search for SEC Filing on Google Icon
2/18/2026Vident Advisory LLC19,802$0.98M0.0%N/A0.043%Search for SEC Filing on Google Icon
2/18/2026State of Tennessee Department of Treasury10,359$0.51M0.0%-49.1%0.023%Search for SEC Filing on Google Icon
2/18/2026XTX Topco Ltd16,121$0.80M0.0%N/A0.035%Search for SEC Filing on Google Icon
2/18/2026Voloridge Investment Management LLC122,851$6.06M0.0%-26.8%0.268%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC31,361$1.55M0.0%+472.7%0.068%Search for SEC Filing on Google Icon
2/18/2026Man Group plc22,397$1.11M0.0%+7.8%0.049%Search for SEC Filing on Google Icon
2/18/2026Inspire Investing LLC9,439$0.47M0.0%+9.9%0.021%Search for SEC Filing on Google Icon
2/18/2026Gotham Asset Management LLC24,118$1.19M0.0%+247.5%0.053%Search for SEC Filing on Google Icon
2/18/2026Cinctive Capital Management LP156,060$7.70M0.4%N/A0.340%Search for SEC Filing on Google Icon
2/18/2026Balyasny Asset Management L.P.4,573$0.23M0.0%N/A0.010%Search for SEC Filing on Google Icon
2/18/2026Bridgeway Capital Management LLC22,200$1.10M0.0%N/A0.048%Search for SEC Filing on Google Icon
2/17/2026Guggenheim Capital LLC12,736$0.63M0.0%+33.2%0.028%Search for SEC Filing on Google Icon
2/17/2026PDT Partners LLC72,165$3.56M0.2%-22.8%0.157%Search for SEC Filing on Google Icon
2/17/2026J. Goldman & Co LP15,000$0.74M0.0%N/A0.033%Search for SEC Filing on Google Icon
2/17/2026AQR Capital Management LLC143,626$7.09M0.0%+17.5%0.313%Search for SEC Filing on Google Icon
2/17/2026Cetera Investment Advisers4,293$0.21M0.0%-15.6%0.009%Search for SEC Filing on Google Icon
2/17/2026Lazard Asset Management LLC201,778$9.96M0.0%-8.7%0.440%Search for SEC Filing on Google Icon
2/17/2026Trexquant Investment LP82,091$4.05M0.0%-28.0%0.179%Search for SEC Filing on Google Icon
2/17/2026Amundi17,694$0.87M0.0%+6.7%0.039%Search for SEC Filing on Google Icon
2/17/2026Price T Rowe Associates Inc. MD44,023$2.17M0.0%+6.2%0.096%Search for SEC Filing on Google Icon
2/17/2026T. Rowe Price Investment Management Inc.236,405$11.67M0.0%-26.5%0.515%Search for SEC Filing on Google Icon
2/17/2026Watershed Asset Management L.L.C.8,551$0.42M0.4%N/A0.019%Search for SEC Filing on Google Icon
2/17/2026California State Teachers Retirement System44,408$2.19M0.0%+3.7%0.097%Search for SEC Filing on Google Icon
2/17/2026Russell Investments Group Ltd.66,391$3.28M0.0%+1.5%0.145%Search for SEC Filing on Google Icon
2/17/2026State of Wisconsin Investment Board35,373$1.75M0.0%-9.9%0.077%Search for SEC Filing on Google Icon
2/17/2026Captrust Financial Advisors4,882$0.24M0.0%+3.1%0.011%Search for SEC Filing on Google Icon
2/17/2026ExodusPoint Capital Management LP91,065$4.49M0.0%N/A0.198%Search for SEC Filing on Google Icon
2/17/2026Mangrove Partners IM LLC4,379$0.22M0.0%N/A0.010%Search for SEC Filing on Google Icon
2/17/2026Royal Bank of Canada377,859$18.64M0.0%-30.7%0.824%Search for SEC Filing on Google Icon
2/17/2026Sovereign s Capital Management LLC20,390$1.01M0.6%-10.6%0.044%Search for SEC Filing on Google Icon
2/16/2026Squarepoint Ops LLC23,962$1.18M0.0%N/A0.052%Search for SEC Filing on Google Icon
2/16/2026Verition Fund Management LLC17,500$0.86M0.0%-39.2%0.038%Search for SEC Filing on Google Icon
2/16/2026Panagora Asset Management Inc.38,599$1.90M0.0%-0.8%0.084%Search for SEC Filing on Google Icon
2/16/2026MML Investors Services LLC4,349$0.22M0.0%+13.3%0.009%Search for SEC Filing on Google Icon
2/16/2026Mariner LLC11,597$0.57M0.0%+3.9%0.025%Search for SEC Filing on Google Icon
2/16/2026Healthcare of Ontario Pension Plan Trust Fund55,789$2.75M0.0%N/A0.122%Search for SEC Filing on Google Icon
2/16/2026Kennedy Capital Management LLC173,991$8.59M0.2%+19.8%0.379%Search for SEC Filing on Google Icon
2/16/2026Barclays PLC71,579$3.53M0.0%+10.7%0.156%Search for SEC Filing on Google Icon
2/16/2026Bridge City Capital LLC116,332$5.74M1.7%+6.5%0.254%Search for SEC Filing on Google Icon
2/13/2026Kestra Advisory Services LLC808$40K0.0%N/A0.002%Search for SEC Filing on Google Icon
2/13/2026Marshall Wace LLP30,760$1.52M0.0%-60.0%0.067%Search for SEC Filing on Google Icon
2/13/2026The Manufacturers Life Insurance Company 20,704$1.02M0.0%-5.9%0.045%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Diodes logo
Diodes Incorporated, together with its subsidiaries, manufactures and supplies application-specific standard products in the broad discrete, logic, analog, and mixed-signal semiconductor markets worldwide. The company offers discrete semiconductor products, such as MOSFETs, SiC MOSFETs; data line protection, power line protection, thyristers, USB Type-C protection, and transient voltage suppressors; Schottky, small signal switching, Zener, and SiC diodes; bridges, super barrier, Schottky, Schottky bridge, and fast/ultra-fast rectifiers; and bipolar, avalanche, gate driver, and pre-bias transistors. It also provides analog products, including power management devices comprising AC-DC and DC-DC converters, USB power switches, low dropout, photocoupler and linear voltage regulators; standard linear devices consisting of operational amplifiers and comparators, current monitors, voltage references, and reset generators; LED lighting drivers; audio amplifiers; and sensor products, such as hall-effect sensors and motor drivers. In addition, the company offers mixed-signal products, such as high speed mux/demux, digital switches, interface, redrivers, universal level shifters/voltage translators, clock ICs and packet switches; standard logic products comprising low-voltage complementary metal-oxide-semiconductor (CMOS) and advanced high-speed CMOS devices; ultra-low power CMOS logic; and analog switches; multichip products and co-packaged discrete, analog and mixed-signal silicon in miniature packages; and silicon and silicon epitaxial wafers used in manufacturing frequency control products and contact images sensors. It serves the industrial, automotive, computing, communications, and consumer markets through direct sales, marketing personnel, independent sales representatives, and distributors. The company was incorporated in 1959 and is headquartered in Plano, Texas.
Read More on Diodes

Today's Range

Now: $119.46
Low: $113.25
High: $123.50

50 Day Range

MA: $103.01
Low: $82.29
High: $119.46

52 Week Range

Now: $119.46
Low: $42.28
High: $123.50

Volume

1,568,845 shs

Average Volume

652,016 shs

Market Capitalization

$5.49 billion

P/E Ratio

64.92

Dividend Yield

N/A

Beta

1.9

Who are the company insiders with the largest holdings of Diodes?

Diodes' top insider investors include:
  1. Semiconductor Corp Lite-On (Major Shareholder)
  2. Keh Shew Lu (CEO)
  3. C H Chen (Director)
  4. Raymond Soong (Director)
  5. Keh Shew Lu (Director)
  6. Richard Dallas White (CFO)
  7. Gary Yu (CEO)
  8. Mark A King (SVP)
  9. C H Chen (Director)
  10. Michael R Giordano (Director)
Learn More about top insider investors at Diodes.

Who are the major institutional investors of Diodes?

Diodes' top institutional investors include:
  1. Dimensional Fund Advisors LP — 5.30%
  2. Bessemer Group Inc. — 0.97%
  3. Arrowstreet Capital Limited Partnership — 0.96%
  4. Bank of America Corp DE — 0.85%
  5. Royal Bank of Canada — 0.78%
  6. Bank of New York Mellon Corp — 0.62%
Learn More about top institutional investors of Diodes stock.

Which major investors are selling Diodes stock?

During the previous quarter, DIOD stock was sold by these institutional investors:
  1. Arrowstreet Capital Limited Partnership
  2. Healthcare of Ontario Pension Plan Trust Fund
  3. Lazard Asset Management LLC
  4. Royal Bank of Canada
  5. Glenmede Trust Co. NA
  6. SG Americas Securities LLC
  7. Bank of New York Mellon Corp
  8. Caxton Associates LLP
During the last year, company insiders that have sold Diodes company stock include:
  1. Keh Shew Lu (Director)
  2. Gary Yu (CEO)
  3. Francis Tang (CTO)
  4. Emily Yang (SVP)
  5. Brett R Whitmire (CFO)
  6. Jin Zhao (Insider)
  7. Andy Tsong (SVP)
  8. Richard Dallas White (Insider)
Learn More investors selling Diodes stock.

Which major investors are buying Diodes stock?

Within the previous quarter, DIOD stock was purchased by institutional investors including:
  1. Emerald Advisers LLC
  2. Emerald Mutual Fund Advisers Trust
  3. Sei Investments Co.
  4. Dimensional Fund Advisors LP
  5. Prospect Capital Advisors LLC
  6. Bank of America Corp DE
  7. Fifth Third Bancorp
  8. Calamos Advisors LLC

Diodes Active Insiders

Keh Shew Lu
Keh Shew Lu (Age 79)
CEO
1 recent trades
Gary Yu
Gary Yu
Chief Executive Officer and President
2 recent trades
Brett R Whitmire
Brett R Whitmire (Age 60)
CFO
2 recent trades
C H. Chen
Director
Michael R Giordano
Director
Peter M Menard
Peter M Menard
Director
Julie Holland
Julie Holland (Age 64)
SVP
Evan Yu (Age 65)
SVP
Francis Tang
Francis Tang (Age 71)
SVP
4 recent trades
Emily Yang
Emily Yang (Age 57)
SVP
5 recent trades
Andy Tsong
Andy Tsong (Age 57)
SVP
2 recent trades
Jin Zhao
Jin Zhao
VP
3 recent trades
Richard Dallas White
Insider
1 recent trades