Diodes Inc /Del/ (DIOD) Institutional Ownership

Ownership Summary

A total of 291 institutions have reported a stake in Diodes Inc /Del/ (NASDAQ:DIOD) as of September 2025, according to recent 13F filings with the SEC.

• These investors collectively held 99.3% of the company's total shares outstanding in September 2025, up from 96.8% in June 2025.
• Quarterly data indicates a 2.85% shift in institutional share volume, and the annual owner count reflects a decrease of 0.34%.
• The latest 13F cycle for Diodes reveals that of 291 total investors, 131 funds grew their exposure, whereas 119 reduced theirs and 41 made no changes.
• The aggregate institutional position in Diodes now stands at 46.11Mn shares as of September 2025, after investors increased their holdings (up by 1.28Mn shares quarter on quarter which is down 622.59K shares year over year).
• BlackRock, Inc.'s holding of 7.12Mn shares as of September 30, 2025 makes it the primary institutional investor in Diodes, owning 15.33% of the stock.
• Among the most significant buyers of Diodes during September 2025 were ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (671.71K), BESSEMER GROUP INC (366.40K), Invesco Ltd. (335.64K), FMR LLC (303.14K), LAZARD ASSET MANAGEMENT LLC (192.31K).
• Leading sellers of Diodes stock in September 2025 included D. E. Shaw & Co., Inc. (297.78K), CITADEL ADVISORS LLC (215.88K), LSV ASSET MANAGEMENT (201.17K), BlackRock, Inc. (108.36K), VOLORIDGE INVESTMENT MANAGEMENT, LLC (106.71K).
• The top 10 institutional holders of Diodes for the quarter ending September 2025 included BlackRock, Inc. (7.12Mn), VANGUARD GROUP INC (5.99Mn), FMR LLC (5.99Mn), STATE STREET CORP (2.46Mn), DIMENSIONAL FUND ADVISORS LP (2.43Mn), MORGAN STANLEY (2.02Mn), GEODE CAPITAL MANAGEMENT, LLC (1.34Mn), BARROW HANLEY MEWHINNEY & STRAUSS LLC (1.28Mn), EARNEST PARTNERS LLC (1.09Mn), Global Alpha Capital Management Ltd. (841.67K).