Diodes Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:DIOD Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
04 Feb 25	SellUS$46,513	Brett Whitmire	Individual	830	US$56.04
04 Feb 25	SellUS$162,516	Gary Yu	Individual	2,900	US$56.04
04 Feb 25	SellUS$53,238	Emily Yang	Individual	950	US$56.04
30 Aug 24	SellUS$70,484	Emily Yang	Individual	1,000	US$70.48
29 Aug 24	SellUS$132,974	Brett Whitmire	Individual	1,900	US$69.99
26 Aug 24	SellUS$91,788	Emily Yang	Individual	1,272	US$72.17
19 Aug 24	SellUS$672,622	Keh-Shew Lu	Individual	10,010	US$67.20
19 Aug 24	SellUS$673,094	Texastac Investments L.P.	Company	10,000	US$67.31

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of DIOD?
Owner Type	Number of Shares	Ownership Percentage
State or Government	14,373	0.0301%
Private Companies	246,492	0.517%
Individual Insiders	871,192	1.83%
Institutions	46,559,040	97.6%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 80.79% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
16%	BlackRock, Inc.	7,412,010	US$407.5m	-3.13%	0.01%
13.3%	FMR LLC	6,146,492	US$337.9m	4.19%	0.02%
12.7%	The Vanguard Group, Inc.	5,891,195	US$323.9m	-0.33%	no data
5.1%	Dimensional Fund Advisors LP	2,364,940	US$130.0m	5.65%	0.02%
4.97%	State Street Global Advisors, Inc.	2,305,866	US$126.8m	1.42%	no data
2.87%	Geode Capital Management, LLC	1,330,759	US$73.2m	3.66%	no data
2.78%	Victory Capital Management Inc.	1,291,540	US$71.0m	-32.3%	0.06%
2.44%	EARNEST Partners, LLC	1,132,797	US$62.3m	-46.5%	0.27%
2.26%	Eaton Vance Management	1,049,883	US$57.7m	10.8%	0.01%
1.76%	Barrow, Hanley, Mewhinney & Strauss, LLC	818,189	US$45.0m	1%	0.13%
1.64%	Macquarie Investment Management Business Trust	759,478	US$41.8m	-5.2%	0.04%
1.56%	Charles Schwab Investment Management, Inc.	723,733	US$39.8m	0%	0.01%
1.29%	William Blair Investment Management, LLC	597,726	US$32.9m	25.5%	0.04%
1.28%	T. Rowe Price Group, Inc.	591,729	US$32.5m	-49.9%	no data
1.27%	D. E. Shaw & Co., L.P.	588,777	US$32.4m	78.4%	0.04%
1.23%	Northern Trust Global Investments	570,900	US$31.4m	0.06%	no data
1.19%	Norges Bank Investment Management	550,241	US$30.3m	0%	no data
1.18%	Frontier Capital Management Co LLC	547,405	US$30.1m	-0.84%	0.27%
1.16%	Global Alpha Capital Management Ltd.	539,170	US$29.6m	108%	0.81%
0.89%	RBC Global Asset Management Inc.	413,034	US$22.7m	10.1%	0.01%
0.88%	Morgan Stanley, Investment Banking and Brokerage Investments	408,229	US$22.4m	32.2%	no data
0.83%	Voloridge Investment Management, LLC	383,270	US$21.1m	161%	0.06%
0.79%	Tributary Capital Management, LLC	367,306	US$20.2m	26%	1.65%
0.76%	Keh-Shew Lu	352,766	US$19.4m	-39.4%	no data
0.75%	American Century Investment Management Inc	349,805	US$19.2m	-24.9%	0.01%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/07/21 07:05
End of Day Share Price	2025/07/21 00:00
Earnings	2025/03/31
Annual Earnings	2024/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Diodes Incorporated is covered by 20 analysts. 4 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Tristan Gerra	Baird
Ishan Majumdar	Baptista Research
David Williams	Benchmark Company