Winmark Corp., Minneapolis, approved an increase in its regular quarterly cash dividend to 5 cents per share, up from 4 cents, payable June 3 to shareholders of record on May 8.

Tennant Co., Golden Valley, declared a regular quarterly cash dividend of 18 cents per share, payable June 17 to shareholders of record on May 31.


Medtronic Inc., Fridley, elected Scott Donnelly to the board as an independent director, effective July 1. Donnelly is chairman and CEO of Textron Inc.