NEW YORK, July 29, 2026 /PRNewswire/ -- Five9, Inc. (NASD: FIVN) will replace Two Harbors Investment Corp. (NYSE: TWO) in the S&P SmallCap 600 effective prior to the opening of trading on Monday, August 3. CrossCountry Mortgage, LLC is acquiring Two Harbors Investment Corp. 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:

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