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CSG Systems International Inc, Mister Car Wash Inc, F&G Annuities & Life Inc, Flowers Foods Inc, Sharkninja Inc, S&P Global Inc

SharkNinja Set to Join S&P MidCap 400; Flowers Foods and F&G Annuities & Life to Join S&P SmallCap 600

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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Cision View original content:https://www.prnewswire.com/news-releases/sharkninja-set-to-join-sp-midcap-400-flowers-foods-and-fg-annuities--life-to-join-sp-smallcap-600-302771602.html

SOURCE S&P Dow Jones Indices