 NEW YORK, June 4, 2021 PRNewswire -- Juan Monteverde , founder and managing partner at Monteverde Associates PC, a national securities firm rated Top 50 in the 2018-2020 ISS Securities Class Action Services Report and headquartered at the Empire State Building in New York City, is investigating First Midwest Bancorp, Inc. FMBI or the Company FMBI relating to its proposed merger with Old National Bancorp ONB. Under the terms of the agreement, FMBI shareholders will receive 1.1336 shares of ONB per share they own. 