NEW YORK, Feb. 23, 2023 /PRNewswire/ -- S&P SmallCap 600 constituent Columbia Banking System Inc. (NASD:COLB) will replace Umpqua Holdings Corp. (NASD:UMPQ) in the S&P MidCap 400, and Verra Mobility Corp. (NASD:VRRM) will replace Columbia Banking System in the S&P SmallCap 600 effective prior to the opening of trading on Wednesday, March 1. Columbia Banking System is acquiring Umpqua Holdings in a deal expected to be completed soon, pending final closing conditions. Post-merger, Columbia Banking System will have a market capitalization more representative of the mid-cap market space.

Following is a summary of the changes that will take place prior to the open of trading on the effective date:

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