Catalyst Pharmaceuticals Set to Join S&P SmallCap 600

NEW YORK, Sept. 12, 2022 /PRNewswire/ -- Catalyst Pharmaceuticals Inc. (NASD: CPRX) will replace Mantech International Corp. (NASD: MANT) in the S&P SmallCap 600 effective prior to the opening of trading on Thursday, September 15. The Carlyle Group Inc. (NASD: CG) is acquiring ManTech International in a transaction expected to be completed soon pending final 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
September 15, 2022	S&P SmallCap 600	Addition	Catalyst Pharmaceuticals	CPRX	Health Care
		Deletion	Mantech International	MANT	Industrials

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