Welcome to our dedicated page for Diodes SEC filings (Ticker: DIOD), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Diodes Incorporated filings document the semiconductor company's results of operations, Regulation FD updates, governance matters, and executive compensation disclosures. Its Form 8-K reports furnish quarterly and annual financial results, business outlook commentary, earnings-call materials, and reconciliations for non-GAAP measures used alongside GAAP results.
The company's proxy materials cover shareholder governance topics, executive compensation, equity awards, and related disclosure tables. Material-event filings also provide formal records for governance updates and other corporate disclosures tied to Diodes' public-company reporting obligations.
Diodes Incorporated Chief Technology Officer Francis Tang reported an open-market sale of 15,330 shares of Diodes Incorporated Common Stock at a weighted average price of $112.0431 per share. After this transaction, he directly holds 71,438 shares. The sale was executed in multiple trades between $111.00 and $114.00 per share.
Diodes Incorporated corporate secretary Richard Dallas White reported selling a total of 3,000 shares of Diodes Incorporated Common Stock in open-market transactions on May 29, 2026. He sold 2,000 shares at $107.0101 per share and 1,000 shares at $104.48 per share, leaving 10,071 shares held directly after these sales. A separate holding entry shows 34,304 shares owned indirectly through BRW MGMT TRUST, indicating additional indirect ownership that was not part of the reported sales.
Company (DIOD) affiliate submitted Form 144 reporting proposed sales of Common Stock. The filing lists recent dispositions: 5,000 shares on 05/27/2026 for $550,400, 4,137 shares on 05/26/2026 for $446,796, and 3,643 shares on 05/12/2026 for $393,444.
The notice also records previously issued Performance Shares dated 02/22/2022 (10,000) and 02/08/2023 (5,330).
DIOD files a Form 144 disclosing proposed resale of Common Stock by an affiliate. The excerpt lists specific sale entries: 2,000 shares reported with a trade date of 11/18/2008 and 1,000 shares reported with a trade date of 11/17/2008. The filing also shows 45,944,734 shares outstanding as of 05/29/2026.
Diodes Incorporated special advisor Keh Shew Lu reported routine equity compensation activity. On May 26, 2026, 1,970 shares of Diodes common stock were withheld at $108.24 per share to cover income tax on vested restricted stock units, leaving 90,305 direct shares owned. The filing also lists indirect holdings through entities including 180,131 shares held by Texastac Investments, LP, 4,700 shares held by The Lu 2017 Irrevocable Trust, 6,000 shares held by The Lu Family Foundation, and 225,152 shares held by the Lu Grandchildren's Trust.
Diodes Incorporated President, Diodes Asia Jin Zhao reported an open-market sale of company stock. Zhao sold 3,689 shares of Diodes Incorporated Common Stock in an open-market transaction at a weighted average price of $106.8606 per share. The sale was executed in multiple trades at prices ranging from $106.8504 to $106.95. After this transaction, Zhao directly holds 43,531 shares of Diodes common stock.
Diodes Incorporated senior vice president Andy Tsong reported an open-market sale of 1,582 shares of Diodes Incorporated Common Stock at $106.955 per share. After this transaction, he directly owns 48,170 shares, so the sale represents a relatively small portion of his holdings.
Diodes Incorporated senior vice president Emily Yang reported open-market sales of 5,000 common shares. She sold 2,000 shares at about $107.52 on May 26 and 3,000 shares at about $110.08 on May 27. After these sales, she holds 61,878 shares directly, plus 1,576 shares held custodially and 584 shares held through the Oner Family Revocable Trust.
Diodes Incorporated Chief Technology Officer Francis Tang sold a total of 9,137 shares of Diodes Incorporated Common Stock in open-market transactions. He sold 4,137 shares at $108.00 per share on May 26, 2026 and 5,000 shares at $110.08 per share on May 27, 2026, leaving him with 86,768 directly owned shares.
Diodes Incorporated President and CEO Gary Yu reported an open-market sale of Diodes Incorporated Common Stock along with a separate tax-related share withholding tied to vested restricted stock units.
On May 27, 2026, Yu sold 3,632 shares in an open-market transaction at $110.08 per share. One day earlier, on May 26, 2026, 592 shares were automatically withheld to cover income tax on vested restricted stock units, a non-market tax-withholding disposition. After these transactions, Yu directly holds 108,147 shares of Diodes Incorporated Common Stock.