The current institutional shareholding score of Mercantile Bank Corp is 5.00, ranking 165 out of 399 in the Banking Services industry. The latest institutional shareholding proportion is 69.86%, representing a quarter-over-quarter increase of 10.82%. The largest institutional shareholder is James Simons, holding a total of 0.00 shares, representing 2.73% of shares outstanding, with 0.13% decrease in holdings.