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Diodes Incorporated

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Diode Semiconductor, Discrete Devices - Diodes Incorporated

Plano, United StatesFounded 1959Semiconductors
Valuation $3.73B Market cap · 2026
Revenue $1.78B Latest reported FY
EBITDA $208M Latest reported FY

About Diodes Incorporated

In 1959, Diodes Incorporated began its journey not as a manufacturer, but as a regional semiconductor trading company. For three decades, the company operated in relative obscurity. The playbook changed dramatically in 1990 when Silitek Corporation, a Taiwanese manufacturer, acquired a 46% stake. This event marked the pivotal shift from a small trading firm to an ambitious manufacturing enterprise. A year later, control was transferred to Silitek’s subsidiary, Lite-On Power Semiconductor Corporation, which installed new management and a new philosophy. This set Diodes on a path of aggressive growth, expanding its product lines and focusing on customer service and inventory. The company's initial public offering (IPO) occurred on November 10, 1966, years before this transformative acquisition. The 21st century saw Diodes accelerate its strategy through key acquisitions. In 2000, the company purchased FabTech, a US-based silicon wafer foundry, bolstering its manufacturing capabilities. This was followed by a series of strategic buys, including Zetex plc in 2008 and Pericom Semiconductor in 2015, which expanded its portfolio into high-performance analog products and signal-processing. Today, Diodes is a global manufacturer and supplier of a wide range of semiconductor products for the consumer, computing, communications, industrial, and automotive markets.

Source: Dealroom company data

At a glance

Status
Listed
Founded
1959
Headquarters
Plano, United States
Listing
IPO 1966
Employees
1,312
Open positions
5
Dealroom signal
45.4/100
Industry
Semiconductors
Sector
Semiconductors, Consumer Electronics, Appliances, Packaging and Containers, Charging Technology
Technology
Hardware, Deep Tech
Business model
Manufacturing
Client focus
b2b
Investment activity
6 companies, latest Jul 2026
Capital deployed
—
Preferred round
ACQUISITION

Funding history

8 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
POST IPO CONVERTIBLE✓Other financing Aug 2026 $325M — Undisclosed ↗
POST IPO DEBT✓Debt Jun 2020 $670M — Undisclosed ↗
Showing the latest 2 of 8 recorded eventsBook a demo for the full funding history →

Financials

Revenue, earnings and profit over time

Revenue, earnings and other financial measures where available. Years marked “E” are estimates.

YearRevenueGrowthEBITDAMarginProfitMarginR&D
2026 $1.9B +26.2% $208M 11.1% $66M 3.5% $162M
2025 $1.5B +13% $208M 14% $66M 4.5% $162M
2024 $1.3B -21.1% $210M 16% $44M 3.4% $134M
2023 $1.7B -16.9% $407M 24.5% $135M
2022 $2B +10.8% $543M 27.1%
2021 $1.8B +46.9% $313M 17.3%
2020 $1.2B — $158M 12.9%
Company filings, research estimates and Dealroom dataBook a demo for the full financial model →

Growth signals

Diodes Incorporated website traffic

Latest recorded traffic for Diodes Incorporated is 1.5M monthly website visits, up 63% over the last three months. Diodes Incorporated's team grew 60.6% over the past year.

Latest monthly visits1.5M 3-month web change+63% 1-year team growth+60.6%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Investors

7 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A1 investor entered at this stage

Series B and later4 investors entered at this stage

  • JIF Capital
  • Smac Partners
  • ID TechVentures
  • Scottish Enterprise Growth Investments

Other known investors2 additional known investors

Team profiled 16 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 3 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
16 countries with
team presence
🇬🇧 United Kingdom30.4%
🇺🇸 United States30.2%
🇹🇼 Taiwan18.6%
🇨🇳 China12.6%
🇩🇪 Germany2.4%
Top 5 of 16 shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Diodes Incorporated on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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