Marwynn Holdings, Inc.
Ownership
Ownership Structure
Who owns Marwynn Holdings, Inc. (MWYN)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 70.3% of the shares are freely tradable; institutional investors hold 0.6%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Citadel Advisors Llc | 0.76 | 152,878 | +869.7 | 06/30/2026 |
| Geode Capital Management, LLC | 0.19 | 38,908 | +189.8 | 03/31/2026 |
| BlackRock Inc | 0.16 | 31,887 | +8.4 | 03/31/2026 |
| XTX Topco Ltd | 0.05 | 10,296 | +0.0 | 03/31/2026 |
| Tower Research Capital LLC | 0.02 | 4,184 | -6.9 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Fidelity Extended Market Index | 0.13 | 26,281 | +0.0 | 07/31/2026 |
| Vanguard Institutional Extnd Mkt Idx Tr | 0.08 | 16,872 | +0.0 | 07/31/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 0.04 | 8,981 | +0.0 | 07/31/2026 |
| NT Ext Equity Mkt Index Fund - NL | 0.03 | 5,374 | +0.0 | 06/30/2026 |
| NT Ext Equity Mkt Idx Fd - DC - NL - T2 | 0.02 | 3,899 | +0.0 | 06/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: September 18, 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.