Mercantile Bank Corporation
Ownership
Ownership Structure
Who owns Mercantile Bank Corporation (MBWM)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 97.4% of the shares are freely tradable; institutional investors hold 69.0%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 8.03 | 1,388,714 | -3.5 | 03/31/2026 |
| Wellington Management Company LLP | 6.29 | 1,087,998 | -8.5 | 06/30/2026 |
| Dimensional Fund Advisors, Inc. | 6.06 | 1,046,841 | +1.4 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.07 | 704,324 | +0.0 | 03/31/2026 |
| American Century Companies Inc | 3.62 | 625,015 | +11.3 | 06/30/2026 |
| State Street Corp | 2.91 | 502,468 | +12.4 | 03/31/2026 |
| Renaissance Technologies Corp | 2.73 | 472,213 | -4.8 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Avantis US Small Cap Value ETF | 3.18 | 549,936 | +0.0 | 08/31/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 3.01 | 520,137 | +0.0 | 07/31/2026 |
| iShares Russell 2000 ETF | 2.71 | 468,109 | -0.6 | 08/31/2026 |
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 17, 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.