Mercantile Bank Corporation (MBWM) ownership: Top institutional holder: BlackRock, Inc. ($70.13M). Insider activity: Net Seller (2 buys, 18 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| BlackRock, Inc. | 1388714.00 | $70.13M | 2026-03-31 |
| WELLINGTON MANAGEMENT GROUP LLP | 1189031.00 | $60.05M | 2026-03-31 |
| DIMENSIONAL FUND ADVISORS LP | 1032888.00 | $52.16M | 2026-03-31 |
| VANGUARD GROUP INC | 1066368.00 | $51.29M | 2025-12-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 704324.00 | $35.57M | 2026-03-31 |
| AMERICAN CENTURY COMPANIES INC | 561467.00 | $28.35M | 2026-03-31 |
| STATE STREET CORP | 502468.00 | $25.37M | 2026-03-31 |
| RENAISSANCE TECHNOLOGIES LLC | 472213.00 | $23.85M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-05-22 | |
| Sell | null | 2026-05-22 | |
| Sell | null | 2026-05-22 | |
| Sell | null | 2026-05-22 | |
| Sell | null | 2026-05-22 | |
| Sell | null | 2026-05-22 | |
| Sell | null | 2026-05-22 | |
| Sell | null | 2026-05-22 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.