Frequently Asked Questions | Diodes Incorporated

What is Diodes Incorporated’s business?Diodes Incorporated (Nasdaq: DIOD), a Standard and Poor’s SmallCap 600 and Russell 3000 Index company, delivers high-quality semiconductor products to the world’s leading companies in the automotive, industrial, computing, consumer electronics, and communications.Back to top
What is Diodes Incorporated’s ticker symbol?Our common stock ticker symbol is DIOD. In July 2000, Diodes Incorporated switched from the American Stock Exchange (Amex: DIO) to the Nasdaq Stock Market.Back to top
What stock exchange does Diodes Incorporated trade on?Diodes Incorporated's common shares are traded on The Nasdaq Global Select Stock Market.Back to top
When was Diodes Incorporated’s initial public offering (IPO)?Diodes Incorporated’s IPO was on November 10, 1966.Back to top
What is Diodes Incorporated's CUSIP number?254543-10-1Back to top
What is Diodes Incorporated's primary SIC Code?3674 - Semiconductors and related devicesBack to top
Who is Diodes Incorporated's transfer agent?Continental Stock Transfer and Trust Company in New York can be reached at (212) 509-4000, or at www.continentalstock.com.Back to top
Who do I contact for lost/replacement stock certificates?You should contact Diodes Incorporated’s transfer agent, Continental Stock Transfer and Trust Company shareholder services, via one of these methods:

Phone: (212) 509-4000
Mail: Continental Stock Transfer & Trust Company
17 Battery Place, 8th Floor
New York, New York 10004
www.continentalstock.comBack to top
Who do I notify if I have an address change?If you own shares through a brokerage firm, you need to contact the brokerage firm directly to change your account address. If you're a registered shareholder and own shares directly, contact Continental Stock Transfer and Trust Company shareholder services via one of these methods to change your account address:

Phone: (212) 509-4000
Mail: Continental Stock Transfer and Trust Company
17 Battery Place, 8th Floor
New York, New York 10004Back to top
When is the next annual shareholder meeting?The Annual Meeting of Stockholders is typically held around late May in the year following the Company’s fiscal year-end. For example, the 2023 annual meeting was held on May 23, 2023 for the year ending December 31, 2022. Information as to the next year’s tentative date and time is always described in the Company’s prior year Proxy Statement under the section, Proposal of Stockholders and Stockholder Nomination for the Annual Meeting. The exact date, time and location, however, shall be first announced via the Company’s press release around mid to late April each year. In accordance with the United States Securities and Exchange Commission’s Notice and Access rule, the Company’s Notice of Internet Availability of Proxy Materials made available to all stockholders of record will also contain such information.Back to top
How many Diodes Incorporated shares are outstanding?Shares outstanding are reported on a quarterly and annual basis. Go to the "Investors" section of our website and click on Fundamentals for the most recent share count. To access shares outstanding for previous periods, please refer to our quarterly earnings press releases posted to our website and filed with the SEC.Back to top
What is the difference between Basic shares outstanding and Diluted shares outstanding for Earnings Per Share calculations?Basic earnings per share are calculated by dividing net earnings by the weighted-average number of shares of common stock outstanding during the period. Diluted earnings per share are calculated similarly but include potential dilution from the exercise of stock options and stock awards, except when the effect would be anti-dilutive.Back to top
What are the dates of the recent stock splits?Diodes Incorporated has effected 3-for-2 stock splits on July 17, 2000, November 26, 2003, December 1, 2005 and July 31, 2007.Back to top
What does the 3-for-2 stock split mean?In a 3-for-2 stock split, one additional share is issued for every two shares held. If you held 100 shares before the stock split, you will now have 150 shares (i.e. multiply the number of shares by 1.5 for the new total).Back to top
Does Diodes Incorporated pay a cash dividend on its common stock?We have never declared or paid cash dividends on our Common Stock, and currently do not intend to pay dividends in the foreseeable future as we intend to retain any earnings for use in our business. The payment of dividends is within the discretion of our Board of Directors, and will depend upon, among other things, our earnings, financial condition, capital requirements, bank covenants and general business conditions.Back to top
When is the next earnings release?Diodes earnings releases are tentatively scheduled to be released the first or second week of the second month following a quarter-end. All earnings releases are posted on Diodes Incorporated’s website and filed with the United States Securities and Exchange Commission. You can also be placed on an electronic mailing list to receive all press releases and other financial reports via email. To automatically receive email alerts for the information categories that interest you, please click on Email Alerts at the “Investors” section of Diodes’ website at www.diodes.com and submit your email address.Back to top
What is Diodes Incorporated fiscal year and corresponding quarter-end dates?Diodes Incorporated is on a calendar year, which runs from January 1 to December 31. Quarter-ends are the following dates: March 31, June 30, September 30, and December 31.Back to top
Will I get a copy of the Annual Report and Proxy Materials?
A Notice of Internet Availability of Proxy Materials (the "Notice") is typically sent to our stockholders of record and beneficial owners on or about late April of each year. The Notice provides you with instructions regarding how to:
- View our proxy materials for the annual meeting of the stockholders on the Internet at a designated website;
- Request a printed copy of the proxy materials; and
- Instruct us to send future proxy materials to you by mail or electronically by email on an ongoing basis.
Choosing to receive future proxy materials by email will save us the cost of printing and mailing documents to you and will reduce the impact of our annual meetings of the stockholders on the environment. If you choose to receive future proxy materials by email, you will receive an email next year with instructions containing a link to those proxy materials and a link to the proxy voting site. Your election to receive proxy materials by email will remain in effect until you terminate it.
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How can I get on an email list to receive all press releases?Go to the "Investors" section of our website at www.diodes.com and click on Email Alerts enter your email address to automatically receive Diodes Incorporated press releases, as released, via email.Back to top
Who is Diodes Incorporated's outside Investor Relations firm?Shelton Group
Leanne K. Sievers - President, Investor Relations
(949) 224-3874
lsievers@sheltongroup.comBack to top
How can I get an investors relations package?Investor relations packages may be obtained by completing the Information Request form in the Investor Relations section of the company’s website (click here).Back to top
Where can I get employment information?Available positions are listed in the "Careers" section of our Website at www.diodes.com.Back to top
Who are Diodes Incorporated's Independent Certified Public Accountants?Moss Adams, LLP (Los Angeles, California) is Diodes Incorporated's Independent Certified Public Accountants.Back to top
In what year and state was Diodes incorporated?Diodes was reincorporated in the state of Delaware on July 26, 1968, and was originally incorporated in the state of California on June 15, 1959.Back to top

What companies has Diodes Incorporated acquired?

Since Diodes Incorporated began to implement its vertical integration strategy with the formation of its first China manufacturing joint venture in 1996, Diodes Incorporated has made the following significant acquisitions:

Date	Company
June 2022	onsemi SPFAB
November 2020	Lite-On Semiconductor Corporation
April 2019	Texas Instruments Greenock Fab (GFAB)
November 2015	Pericom Semiconductor Corporation
March 2013	BCD Semiconductor Manufacturing Limited
June 2008	Zetex PLC
January 2006	Anachip Corporation

What is Diodes Incorporated's worldwide number of employees?

~9,000 employees worldwide
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What are some products of Diodes Incorporated?
Our product portfolio includes products that are designed for use in high-volume consumer electronic devices such as LCD and LED televisions and LCD panels, set-top boxes, consumer portables such as smartphones, tablets and notebooks. Our focus is on low pin count semiconductor devices with one or more active and/or passive components. We target and serve end-equipment markets that we believe have larger volumes than other end-market segments served by the overall semiconductor industry.
Our broad product line includes:
- Discrete semiconductor products, including: performance Schottky rectifiers; performance Schottky diodes; Zener diodes and performance Zener diodes, including tight tolerance and low operating current types; standard, fast, super-fast and ultra-fast recovery rectifiers; bridge rectifiers; switching diodes; small signal bipolar transistors; prebiased transistors; MOSFETs; thyristor surge protection devices; and transient voltage suppressors;
- Analog products, including: power management devices such as AC-DC and DC-DC converters, USB power switches, low dropout and linear voltage regulators; standard linear devices such as operational amplifiers and comparators, current monitors, voltage references, and reset generators; LED lighting drivers; audio amplifiers; and sensor products including Hall-effect sensors and motor drivers;
- Standard logic products including 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 these products.
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What industries does Diodes Incorporated serve?Automotive, industrial, computing, consumer electronics and communications are primary focus markets of Diodes Incorporated.Back to top
What are some of the end uses for products of Diodes Incorporated?
- Automotive: connected driving, comfort/style/safety, and electrification/powertrain
- Industrial: embedded systems, precision controls, and IIoT
- Computing: cloud computing including server, storage, and data center applications
- Consumer Electronics: IoT, wearables, home automation, and smart infrastructure
- Communications: smart phones, 5G networks, advanced protocols, and charging solutions
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I need product support. Who do I contact?Contact our Technical Support professionals here for assistance.Back to top