Marwynn Holdings, Inc. (MWYN) Ownership
MWYN ownership summary
as of October 18, 2026- Institutions
- 1.9% of shares outstanding
- Insiders
- 35.63% of shares outstanding
- Shares outstanding
- 20.2M
- Float
- 12.9M shares available to trade
- Short interest
- 0.63% 89K shares short
- Days to cover
- 0.90 short interest up 115.7% vs prior month
- Institutions 1.90%
- Insiders 35.63%
- Other investors 62.47%
MWYN top institutional holders
13 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Citadel Advisors Llc | 0.76% | 153K | $337,096 | +137,112 (+869.7%) | June 30, 2026 |
| 2 | Jane Street Group LLC | 0.41% | 83K | $182,995 | +82,991 (0.0%) | June 30, 2026 |
| 3 | XTX Topco Ltd | 0.19% | 38K | $83,232 | +27,451 (+266.6%) | June 30, 2026 |
| 4 | Geode Capital Management, LLC | 0.14% | 27K | $60,316 | −11,554 (−29.7%) | June 30, 2026 |
| 5 | Vanguard Capital Management, LLC | 0.13% | 26K | $57,006 | +25,853 (0.0%) | June 30, 2026 |
| 6 | HRT FINANCIAL LLC | 0.12% | 24K | $53,043 | +24,056 (0.0%) | June 30, 2026 |
| 7 | TWO SIGMA SECURITIES, LLC | 0.09% | 18K | $40,041 | +18,159 (0.0%) | June 30, 2026 |
| 8 | UBS Group AG | 0.04% | 8,169 | $18,013 | +5,168 (+172.2%) | June 30, 2026 |
| 9 | Tower Research Capital LLC | 0.03% | 6,472 | $14,271 | +2,288 (+54.7%) | June 30, 2026 |
| 10 | Morgan Stanley - Brokerage Accounts | <0.01% | 14 | $31 | +14 (0.0%) | June 30, 2026 |
| 11 | DRW Securities, LLC | 0.00% | — | — | −45,340 (−100.0%) | March 31, 2026 |
| 12 | BlackRock Inc | 0.00% | — | — | −31,887 (−100.0%) | June 30, 2026 |
| 13 | Virtu Financial LLC | 0.00% | — | — | −11,755 (−100.0%) | March 31, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 13, 9 holders added 323K shares and 4 cut 101K.
MWYN top mutual fund and ETF holders
2 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Fidelity Extended Market Index | 0.13% | 26K | $57,641 | −140 (−0.5%) | August 31, 2026 |
| 2 | Vanguard MStar Total Stk Mkt Idx Invest | 0.04% | 8,981 | $19,803 | — | August 31, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
MWYN insider transactions
latest 3| Date | Name | Transaction | Price | Shares | Value |
|---|---|---|---|---|---|
| 2025-11-19 | Yin Yan | Sell | $0.51 | 1,777,230 | $906,387 |
| 2025-10-23 | Hong Le Liang | Sell | $0.51 | 1,777,230 | $906,387 |
| 2025-10-23 | Zhifen Zhou | Sell | $0.51 | 2,843,568 | $1.5M |
Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.
MWYN shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns MWYN
Institutional investors own 1.9% of Marwynn's shares and insiders 35.63%. The largest holder is Citadel Advisors Llc with 0.76% of the shares (153K), as of June 30, 2026. Among the top 13 institutions, 9 added shares and 4 reduced their stake in the latest filings. Short interest is 0.63% of the float, or 0.90 days of average trading volume.
Related: MWYN key metrics. See the MWYN stock overview for the latest quote and news.
MWYN ownership FAQ
Who owns the most Marwynn stock?
The largest shareholders of Marwynn are Citadel Advisors Llc (0.76%), Jane Street Group LLC (0.41%), XTX Topco Ltd (0.19%), Geode Capital Management, LLC (0.14%), Vanguard Capital Management, LLC (0.13%).
What percentage of Marwynn is owned by institutions?
Institutions hold 1.9% of Marwynn's shares outstanding; insiders hold 35.63%.
Which funds own Marwynn?
The largest fund holders of Marwynn are Fidelity Extended Market Index (0.13%), Vanguard MStar Total Stk Mkt Idx Invest (0.04%).
What is Marwynn's short interest?
89K shares of Marwynn were sold short, 0.63% of the float; at the average daily volume it would take 0.90 days to cover.
Are insiders buying or selling Marwynn?
Of the latest 3 reported insider transactions in Marwynn (since October 23, 2025), 0 were purchases and 3 were sales.
How many shares of Marwynn are outstanding?
Marwynn has 20.2M shares outstanding, of which 12.9M are in the public float.