 NEW YORK, April 16, 2021 PRNewswire -- Juan Monteverde , founder and managing partner at Monteverde Associates PC, a national securities firm rated Top 50 in the 2018 and 2019 ISS Securities Class Action Services Report and headquartered at the Empire State Building in New York City, is investigating Mackinac Financial Corp. MFNC or the Company MFNC relating to its proposed merger with Nicolet Bankshares, Inc. Under the terms of the agreement, MFNC shareholders will receive 0.22 shares of Nicolet and 4.64 per share they own. The investigation focuses on whether Mackinac Financial Corp. and its Board of Directors violated securities laws andor breached their fiduciary duties to the Company by 1 failing to conduct a fair process, and 2 whether the transaction is properly valued. 