Sandisk Set to Join S&P 500; Upwork, First Interstate BancSystem, PTC Therapeutics to Join S&P SmallCap 600
NEW YORK, Nov. 24, 2025 /PRNewswire/ -- S&P Dow Jones Indices will make the following changes to the S&P 500, S&P SmallCap 600:
- S&P SmallCap 600 constituent Sandisk Corp. (NASD: SNDK) will replace The Interpublic Group of Companies Inc. (NYSE:IPG) in the S&P 500, and PTC Therapeutics Inc. (NASD: PTCT) will replace Sandisk in the S&P SmallCap 600 effective prior to the opening of trading on Friday, November 28. S&P 500 constituent Omnicom Group Inc. (NYSE:OMC) is acquiring The Interpublic Group of Companies in a deal expected to close soon, pending final conditions.
- Upwork Inc. (NASD: UPWK) will replace Premier Inc. (NASD: PINC) in the S&P SmallCap 600 effective prior to the open of trading on Friday, November 28. Patient Square Capital is acquiring Premier in a deal expected to be completed November 25, pending final closing conditions.
- First Interstate BancSystem Inc. (NASD: FIBK) will replace Hanesbrands Inc. (NYSE:HBI) in the S&P SmallCap 600 effective prior to the opening of trading on Tuesday, December 2. Gildan Activewear (TMX/NYSE:GIL) is acquiring Hanesbrands in a deal expected to be completed December 1, 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 |
November 28, 2025 | S&P 500 | Addition | Sandisk | SNDK | Information Technology |
November 28, 2025 | S&P 500 | Deletion | Interpublic Group | IPG | Communication Services |
November 28, 2025 | S&P SmallCap 600 | Addition | Upwork | UPWK | Industrials |
November 28, 2025 | S&P SmallCap 600 | Addition | PTC Therapeutics | PTCT | Health Care |
November 28, 2025 | S&P SmallCap 600 | Deletion | Sandisk | SNDK | Information Technology |
November 28, 2025 | S&P SmallCap 600 | Deletion | Premier | PINC | Health Care |
December 02, 2025 | S&P SmallCap 600 | Addition | First Interstate BancSystem | FIBK | Financials |
December 02, 2025 | S&P SmallCap 600 | Deletion | Hanesbrands | HBI | Consumer Discretionary |
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SOURCE S&P Dow Jones Indices
