Snapshot from Aug 06, 2026 at 07:00 UTC. For live data and tracking: View Live
Events / Business / S&P Index Changes July 2026
Business index rebalancing

S&P Index Changes July 2026

Analysis based on 6 articles · First reported Jul 20, 2026 · Last updated Jul 20, 2026

Sentiment
10
Attention
3
Articles
6
Market Impact
General
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Market Impact

Index additions typically attract passive fund inflows, boosting stock prices of added companies. The acquisitions of Taylor Morrison and Avanos Medical by Berkshire Hathaway and American Industrial Partners respectively will remove those stocks from indices.

Financial Services Health Care Industrials
Event Summary

S&P Dow Jones Indices announced changes to the S&P 400 and S&P 600 indices, effective July 24 and July 27, 2026. Krystal Biotech will move from the S&P 600 to the S&P 400, replacing Taylor Morrison, which is being acquired by Berkshire Hathaway. Tutor Perini will replace Krystal Biotech in the S&P 600. Additionally, V2X will replace Avanos Medical in the S&P 600, as American Industrial Partners acquires Avanos Medical. These changes reflect ongoing M&A activity and index rebalancing.

Key Actions
100 Berkshire Hathaway acquire Taylor Morrison
80 S&P Dow Jones Indices announced changes
70 American Industrial Partners acquiring Avanos Medical
Entities Involved
index
S&P Dow Jones Indices
Announced index changes, acting as the index administrator.
Importance 100.0 Sentiment 0.0
stock
Krystal Biotech
Promoted from S&P 600 to S&P 400, likely boosting its visibility and attracting index fund buying.
Importance 80.0 Sentiment 70.0
stock
Berkshire Hathaway
Acquiring Taylor Morrison, a deal that triggers the index change.
Importance 70.0 Sentiment 30.0
stock
Taylor Morrison
Being acquired by Berkshire Hathaway, leading to its removal from the S&P 400.
Importance 60.0 Sentiment 50.0
stock
Tutor Perini
Added to the S&P 600, replacing Krystal Biotech, which may increase its exposure to index funds.
Importance 60.0 Sentiment 60.0
stock
V2X Inc.
Added to the S&P 600, replacing Avanos Medical, likely benefiting from index fund inflows.
Importance 60.0 Sentiment 60.0
stock
Avanos Medical
Being acquired by American Industrial Partners, leading to its removal from the S&P 600.
Importance 50.0 Sentiment 40.0
priv
American Industrial Partners
Acquiring Avanos Medical, a private equity deal that triggers the index change.
Importance 50.0 Sentiment 20.0
index
S&P 400
Index undergoing a constituent change with Krystal Biotech added and Taylor Morrison removed.
Importance 40.0 Sentiment 0.0
index
S&P 600
Index undergoing multiple constituent changes with additions of Tutor Perini and V2X, and deletions of Krystal Biotech and Avanos Medical.
Importance 40.0 Sentiment 0.0
stock
WSP Global
Parent company of S&P Dow Jones Indices, not directly impacted by the index changes.
Importance 30.0 Sentiment 0.0
index
S&P 500
Referenced as the index containing Berkshire Hathaway, but not directly changed.
Importance 20.0 Sentiment 0.0
Relationships
S&P Dow Jones Indices related ↔ S&P 400
S&P Dow Jones Indices related ↔ S&P 600
Berkshire Hathaway related ↔ Taylor Morrison
Avanos Medical subsidiary ↔ American Industrial Partners Avanos Medical is a wholly-owned subsidiary of American Industrial Partners, following its acquisition by the private eq
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