Cytek Biosciences Set to Join S&P SmallCap 600

NEW YORK, April 25, 2023 /PRNewswire/ -- Cytek Biosciences Inc (NASD:CTKB) will replace Cardiovascular Systems Inc. (NASD:CSII) in the S&P SmallCap 600 effective prior to the opening of trading on Monday, May 1. S&P 500 and 100 constituent Abbott Laboratories (NYSE:ABT) is acquiring Cardiovascular Systems 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
May 1, 2023	S&P SmallCap 600	Addition	Cytek Biosciences	CTKB	Health Care
	S&P SmallCap 600	Deletion	Cardiovascular Systems	CSII	Health Care

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