NEW YORK, May 13, 2026 /PRNewswire/ -- S&P Dow Jones Indices will make the following changes to the S&P MidCap 400, S&P SmallCap 600:
- SharkNinja (NYSE: SN) will replace Flowers Foods Inc. (NYSE: FLO) in the S&P MidCap 400, and Flowers Foods will replace CSG Systems Intl Inc. (NASD: CSGS) in the S&P SmallCap 600 effective prior to the opening of trading on Monday, May 18. NEC Corporation (TSE: 6701) is acquiring CSG Systems Intl in a deal expected to close soon, pending final closing conditions.
- F&G Annuities & Life Inc. (NYSE: FG) will replace Mister Car Wash Inc. (NASD: MCW) in the S&P SmallCap 600 effective prior to the opening of trading on Tuesday, May 19. Leonard Green & Partners L.P. is acquiring Mister Car Wash 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
May 18, 2026 S&P MidCap 400 Addition SharkNinja SN Consumer
Discretionary
May 18, 2026 S&P MidCap 400 Deletion Flowers Foods FLO Consumer Staples
May 18, 2026 S&P SmallCap 600 Addition Flowers Foods FLO Consumer Staples
May 18, 2026 S&P SmallCap 600 Deletion CSG Systems Intl CSGS
Industrials
May 19, 2026 S&P SmallCap 600 Addition F&G Annuities &
Life FG
Financials
May 19, 2026 S&P SmallCap 600 Deletion Mister Car Wash MCW Consumer
Discretionary
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SOURCE S&P Dow Jones Indices
