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 | 8.88 | 1,534,392 | +10.5 | 06/30/2026 |
| 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 | 4.26 | 735,613 | +4.4 | 06/30/2026 |
| American Century Companies Inc | 3.62 | 625,015 | +11.3 | 06/30/2026 |
| State Street Corp | 3.46 | 598,641 | +19.1 | 06/30/2026 |
| Geode Capital Management, LLC | 2.70 | 466,410 | +7.2 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Avantis US Small Cap Value ETF | 3.25 | 561,787 | +0.1 | 09/30/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 3.00 | 519,014 | -0.2 | 09/30/2026 |
| iShares Russell 2000 ETF | 2.76 | 476,556 | +1.2 | 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 |
|---|---|---|---|---|---|
| Sanchez Nelson F | Director | 3,953 | 241,924 $ | Oct 22, 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 |
|---|---|---|---|---|---|---|
| Oct 22, 2026 | Sanchez Nelson F | Director | Other | 36 | 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: November 2, 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.