ACM Research Set to Join S&P SmallCap 600
NEW YORK, Sept. 22, 2025 /PRNewswire/ -- ACM Research Inc. (NASD: ACMR) will replace WK Kellogg Co. (NYSE:KLG) in the S&P SmallCap 600 effective prior to the opening of trading on Friday, September 26. The Ferrero Group is acquiring WK Kellogg in a deal expected to close 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 | |
Sept 26, 2025 | S&P SmallCap 600 | Addition | ACM Research | ACMR | Information Technology | |
Sept 26, 2025 | S&P SmallCap 600 | Deletion | WK Kellogg | KLG | Consumer Staples | |
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