Atmus Filtration Technologies Set to Join S&P SmallCap 600
NEW YORK, April 2, 2026 /PRNewswire/ -- Atmus Filtration Technologies Inc. (NYSE:ATMU) will replace Air Lease Corp. (NYSE:AL) in the S&P SmallCap 600 effective prior to the opening of trading on Thursday, April 9. Sumitomo Corporation & Consortium are acquiring Air Lease Corp in a deal expected to be completed soon, pending final closing conditions.
Following is a summary of the changes that will take place prior to the open of trading on the effective date:
Effective Date | Index Name | Action | Company Name | Ticker | GICS Sector | |
April 9, 2026 | S&P SmallCap 600 | Addition | Atmus Filtration Technologies | ATMU | Industrials | |
April 9, 2026 | S&P SmallCap 600 | Deletion | Air Lease | AL | Industrials | |
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