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.
The SEC filings page for Diodes Incorporated (Nasdaq: DIOD) provides access to the company’s official regulatory disclosures. As a public semiconductor manufacturer serving automotive, industrial, computing, consumer electronics, and communications markets, Diodes uses its filings to report financial performance, business outlook, and other material information.
Investors can review Form 8‑K current reports in which Diodes furnishes quarterly earnings press releases, non-GAAP reconciliations, and corporate presentation slides. These filings explain how the company uses non-GAAP measures such as adjusted net income and EBITDA to supplement GAAP results and to help investors evaluate operating performance over time. 8‑K filings also cover announcements of upcoming earnings calls and provide access to presentation materials used with customers, suppliers, and investors.
Through this page, users can track quarterly and annual reports (Forms 10‑Q and 10‑K when available), which typically include segment and end-market discussions, details on research and development and operating expenses, and commentary on risks and opportunities relevant to Diodes’ analog, power, and discrete semiconductor portfolio.
Stock Titan enhances these documents with AI-powered summaries that highlight key points, such as revenue trends, margin dynamics, non-GAAP adjustments, and management’s stated outlook. Real-time updates from EDGAR help ensure that new filings appear promptly, while specialized views make it easier to locate information on topics like non-GAAP metrics and business outlook disclosures. For users analyzing DIOD, this page offers a structured way to read, compare, and interpret Diodes Incorporated’s SEC reporting history.
Diodes Incorporated reported strong fourth quarter and full-year 2025 results, highlighted by solid growth and continued profitability. Q4 revenue was $391.6 million, up from $339.3 million a year earlier, with GAAP EPS of $0.22 and non-GAAP EPS of $0.34. EBITDA reached $41.9 million, or 10.7% of revenue, and Q4 cash flow from operations was $38.1 million.
For 2025, revenue rose to $1.48 billion, a 13% increase, while cash flow from operations climbed to $215.5 million, up 80%, driving free cash flow of $137.2 million. The company ended the year with $382 million in cash and short-term investments and total debt of $56 million.
Management emphasized especially strong growth in computing, automotive, and industrial markets, including record automotive revenue at 20% of Q4 sales. For Q1 2026, Diodes expects revenue of about $395 million, roughly 19% year-over-year growth, with GAAP gross margin around 31.5% and an expected tax rate of 18.5%.
FMR LLC filed an amended Schedule 13G reporting beneficial ownership of 6,307,175.46 shares of Diodes Inc common stock, representing 13.6% of the class as of 12/31/2025. FMR has sole voting power over 6,292,456 shares and sole dispositive power over 6,307,175.46 shares.
Abigail P. Johnson is also reported as a beneficial owner with sole dispositive power over the same 6,307,175.46 shares, but no voting power. The filing states the securities are held in the ordinary course of business and not for the purpose of changing or influencing control of Diodes Inc.
Diodes Incorporated officer Zhao Jin, President of Diodes Asia, reported new equity awards and related share movements. Jin received 18,000 restricted stock units on 02/01/2026, which vest in four equal installments starting 02/01/2027, and 18,000 performance stock units tied to cumulative non-GAAP operating income of $243.495 million for 2026–2028, vesting in February 2029 if targets are met.
On 02/02/2026, 1,846 shares of common stock were automatically withheld at $60.66 per share to cover taxes on vesting units, and 525 shares were automatically sold at $59.19 per share due to a scheduled deferred compensation distribution. After these transactions, Jin directly held 49,980 common shares and 41,100 performance stock units.
Diodes Incorporated President and CEO Gary Yu reported multiple equity compensation and related share transactions. He received 32,000 restricted stock units that vest in four equal installments beginning 02/01/2027, and 32,000 performance stock units (PSUs) granted at no cash cost.
The PSUs can vest in February 2029 based on a three-year cumulative non-GAAP operating income target of $243.495 million for 2026–2028, with payout ranging from 0% to 200% of the target award depending on performance. Yu also had 1,340 shares withheld to cover taxes on vesting and 2,900 shares sold under a deferred compensation election.
After these transactions, Yu directly holds 111,671 shares of Diodes common stock and 89,000 PSUs.
Diodes Incorporated senior vice president Emily Yang reported a mix of equity grants and small share transactions. On February 1, 2026, she received 18,000 restricted stock units, vesting in four equal installments beginning February 1, 2027, and 18,000 performance stock units that each can convert into one common share. The PSUs vest in February 2029 if a three-year cumulative non-GAAP operating income target of $243.495 million for 2026–2028 is met, with payout ranging from 0% to 200% of the target award based on 80%–120% achievement. The filing also shows 2,497 shares of common stock withheld on February 2, 2026 to cover income tax on vesting, and a sale of 950 shares on February 3, 2026 at $60.85 per share under a deferred compensation election. After these transactions, Yang directly holds 74,032 common shares and 41,100 performance stock units, plus indirect holdings of 584 shares in the Oner Family Revocable Trust and 1,576 custodial shares.
Diodes Incorporated CFO Brett Whitmire reported new equity awards and related share movements. On February 1, 2026, he received 22,000 restricted stock units that vest in four equal installments beginning February 1, 2027, plus 22,000 performance stock units tied to future financial targets.
The performance stock units can convert into Diodes common stock in February 2029 based on cumulative non-GAAP operating income of $243.495 million for 2026–2028, with payouts ranging from 50% to 200% of the target award. Subsequent entries show 2,806 shares withheld at $60.66 per share for taxes and a sale of 830 shares at $60.85 per share tied to participation in a deferred compensation plan, leaving him with 67,141 common shares held directly.
Diodes Incorporated Chief Technology Officer Francis Tang reported new equity awards and a tax-related share withholding. On 02/01/2026, he received 13,000 shares of Diodes Incorporated common stock as restricted stock units at $0 per share, bringing his direct holdings to 101,616 shares. These restricted stock units vest in four equal installments beginning 02/01/2027.
On the same date, he was granted 13,000 performance stock units under the company’s 2022 Equity Incentive Plan, increasing his performance stock unit holdings to 37,200. Each performance stock unit represents a contingent right to receive one share of common stock and vests in February 2029 if a three-year cumulative non-GAAP operating income target of $243.495 million for 2026–2028 is met. The plan pays 50% of the target award at 80% of the target, up to 200% at 120% of the target, on a pro rata basis within that range.
On 02/02/2026, 2,068 vested restricted stock unit shares of common stock were automatically withheld at $60.66 per share to cover income tax, leaving Tang with 99,548 directly held common shares.
Diodes Incorporated director Keh-Shew Lu reported an automatic tax-related share withholding tied to equity compensation. On 02/02/2026, 12,350 shares of Diodes common stock were withheld at $60.66 per share as vested restricted stock unit shares were used to cover income tax.
After this transaction, Lu directly owned 92,275 Diodes common shares and held 92,000 performance stock units. Additional indirect interests include shares held through entities such as Texastac Investments, LP and several Lu family trusts. Certain shares are held in custodial accounts for minor grandchildren, and Lu expressly disclaims beneficial ownership of those custodial shares.
Diodes Incorporated senior vice president of worldwide analog products Andy Tsong reported new equity grants and related tax withholding. On 02/01/2026, he received 18,000 restricted stock units at $0, which vest in four equal installments beginning 02/01/2027, and a target award of 18,000 performance stock units under the 2022 Equity Incentive Plan. Each PSU represents one share of common stock and can pay out between 0% and 200% of the target award based on cumulative non-GAAP operating income for 2026–2028, with a target of $243.495 million and vesting in February 2029. On 02/02/2026, 1,541 shares of common stock were withheld at $60.66 per share to cover income taxes on vested units. After these transactions, Tsong directly holds 55,681 shares of common stock and 41,100 performance stock units.
Diodes Incorporated filed a current report stating that it plans to host a conference call to discuss its fourth quarter and full fiscal year 2025 financial results. The call will take place on Tuesday, February 10, 2026 at 4:00 p.m. Central Time (5:00 p.m. Eastern Time).
The company disclosed this under Regulation FD and attached the related press release as an exhibit. The information about the call and press release is being furnished, not filed, which means it is not automatically subject to certain Exchange Act liabilities or incorporated into other securities filings unless specifically referenced.
Diodes Incorporated filed a current report stating that it plans to host a conference call to discuss its fourth quarter and full fiscal year 2025 financial results. The call will take place on Tuesday, February 10, 2026 at 4:00 p.m. Central Time (5:00 p.m. Eastern Time).
The company disclosed this under Regulation FD and attached the related press release as an exhibit. The information about the call and press release is being furnished, not filed, which means it is not automatically subject to certain Exchange Act liabilities or incorporated into other securities filings unless specifically referenced.