Diodes Incorporated
Ownership
Ownership Structure
Who owns Diodes Incorporated (DIOD)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 98.0% of the shares are freely tradable; institutional investors hold 100.7%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 15.95 | 7,345,758 | +2.0 | 06/30/2026 |
| FMR Inc | 9.51 | 4,380,124 | -23.0 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 8.13 | 3,742,338 | +2.8 | 06/30/2026 |
| State Street Corp | 5.66 | 2,605,247 | +14.2 | 06/30/2026 |
| Dimensional Fund Advisors, Inc. | 4.78 | 2,200,506 | -9.7 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.33 | 1,994,456 | +0.6 | 06/30/2026 |
| William Blair Investment Management, LLC | 3.65 | 1,682,686 | +281.1 | 06/30/2026 |
| Geode Capital Management, LLC | 3.58 | 1,647,832 | +14.7 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 5.96 | 2,742,667 | +0.0 | 09/30/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 3.19 | 1,466,923 | +5.6 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Yu Evan | Director | 14,250 | 1,141,425 $ | Aug 12, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 12, 2026 | Yu Evan | Director | Other | 2,250 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.