DIODES INC
Ticker: DIODTechnologySemiconductorsThe business
Diodes Incorporated (Nasdaq: DIOD) is a global semiconductor company that designs, manufactures, and distributes high-quality analog and discrete power semiconductor products. The company operates through a single reportable segment focused on standard semiconductor products serving diverse end-markets including automotive, industrial, computing, consumer electronics, and communications. More information is available at www.diodes.com.
The company's product portfolio encompasses over 28,000 products across multiple categories including discrete semiconductors such as MOSFETs, SiC MOSFETs, diodes, rectifiers, and transistors; analog products including power management devices, linear regulators, and sensor products; mixed-signal products; standard logic devices; multichip products; frequency control products; and contact image sensors. In 2025, the computing segment represented 27 percent of revenue, industrial 23 percent, automotive 19 percent, consumer 18 percent, and communications 13 percent.
Diodes operates a flexible hybrid manufacturing model combining internal fabrication with external sourcing. The company maintains wafer fabrication facilities in Shanghai and Wuxi, China; Oldham, England; Greenock, Scotland; Hsinchu, Taiwan; and South Portland, Maine. Assembly and test operations are located in Shanghai, Chengdu, and Wuxi, China; Neuhaus am Rennweg, Germany; and Chongli, Taiwan. The company also maintains extensive sales, warehouse, and logistics operations across Asia, Europe, and the Americas.
As of December 31, 2025, Diodes employed 7,989 people globally, with 6,753 in Asia, 790 in Europe, and 446 in the Americas. The company serves over 50,000 customers worldwide through a combination of direct sales, independent sales representatives, and distributors. In 2025, direct sales and EMS customers accounted for 35 percent of net sales, with distributor sales comprising the remainder.
The company has pursued a strategic acquisition strategy to expand its product portfolio and manufacturing capabilities, including the acquisition of Lite-On Semiconductor, wafer fabrication facilities in Scotland and Maine, and Fortemedia for advanced voice processing technologies. Diodes maintains certifications in ISO 9001:2015, ISO 14001:2015, IATF 16949:2016, and C-TPAT standards.
- Sector
- Technology
- Industry
- Semiconductors
- HQ
- PLANO, TX
- FY end
- 12-31
- CIK
- 29002
- SIC
- 3674
Ownership
Who holds DIODES INC — across funds, superinvestors and bonds · N-PORT 2026Q2 · 13F 2026-06-30
Top fund holders
| Fund | % of fund | Value |
|---|---|---|
| iShares Core S&P Small-Cap ETF IJR · iShares Trust | 0.27% | $302.93M |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VTI · VANGUARD INDEX FUNDS | 0.01% | $151.67M |
| iShares Russell 2000 ETF IWM · iShares Trust | 0.16% | $129.28M |
| VANGUARD INFORMATION TECHNOLOGY INDEX FUND VGT · VANGUARD WORLD FUND | 0.07% | $122.88M |
| Fidelity Low-Priced Stock Fund FLPSX · Fidelity Puritan Trust | 0.48% | $113.36M |
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
Could not be determined for this company: bond issues.
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