Mercantile Bank Corp (MBWM) Institutional Ownership

Ownership Summary

A total of 199 institutions have reported a stake in Mercantile Bank Corp (NASDAQ:MBWM) as of September 2025, according to recent 13F filings with the SEC.

• The collective stake of institutional investors in Mercantile Bank moved to 65.4% in September 2025, a shift up from the 64.4% reported for June 2025.
• The company experienced a 2.92% quarterly change in institutional shares held, alongside an increase of 24.38% in total owners annually.
• Of these 199 institutional investors, 103 increased their holdings in Mercantile Bank, while 64 of them reduced positions, and 32 investors maintained their exposure.
• The total number of shares held by institutions in Mercantile Bank increased to 10.62Mn as of September 2025, a net change of up by 300.83K shares quarter on quarter, and up 665.84K shares year over year.
• With 1.43Mn shares, BlackRock, Inc. commands the largest institutional position in Mercantile Bank as of September 30, 2025, equating to 8.82% of the company.
• Among the most significant buyers of Mercantile Bank during September 2025 were AQR CAPITAL MANAGEMENT LLC (71.99K), JPMORGAN CHASE & CO (58.74K), HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC (54.37K), MORGAN STANLEY (54.26K), AMERICAN CENTURY COMPANIES INC (41.54K).
• Leading sellers of Mercantile Bank stock in September 2025 included BlackRock, Inc. (75.36K), MILLENNIUM MANAGEMENT LLC (65.40K), BANC FUNDS CO LLC (34.90K), SG Americas Securities, LLC (32.76K), ROYAL BANK OF CANADA (30.43K).
• The top 10 institutional holders of Mercantile Bank for the quarter ending September 2025 included BlackRock, Inc. (1.43Mn), DIMENSIONAL FUND ADVISORS LP (1.05Mn), VANGUARD GROUP INC (1.04Mn), AMERICAN CENTURY COMPANIES INC (494.37K), RENAISSANCE TECHNOLOGIES LLC (490.41K), STATE STREET CORP (470.72K), GEODE CAPITAL MANAGEMENT, LLC (412.20K), NORTH STAR ASSET MANAGEMENT INC (355.34K), LSV ASSET MANAGEMENT (300.29K), Tributary Capital Management, LLC (248.70K).