NEW YORK, July 14, 2026 /PRNewswire/ — S&P SmallCap 600 constituent BrightSpring Health Services Inc. (NASD: BTSG) will replace Chart Industries Inc. (NYSE: GTLS) in the S&P MidCap 400, and Karman Holdings Inc. (NYSE: KRMN) will replace BrightSpring Health Services in the S&P SmallCap 600 effective prior to the opening of trading on Friday, July 17. S&P 500 constituent Baker Hughes Co. (NASD: BKR) is to acquire Chart Industries in a deal expected to close July 16, 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 | |
| July 17, 2026 | S&P MidCap 400 | Addition | BrightSpring Health Services | BTSG | Health Care | |
| July 17, 2026 | S&P MidCap 400 | Deletion | Chart Industries | GTLS | Industrials | |
| July 17, 2026 | S&P SmallCap 600 | Addition | Karman Holdings | KRMN | Industrials | |
| July 17, 2026 | S&P SmallCap 600 | Deletion | BrightSpring Health Services | BTSG | Health Care | |
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