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Apr 7, 2026 12:30 PM

Microsoft Is Now The Biggest Deadweight On S&P 500 — And Exxon Is What Nvidia Used To Be

Microsoft Corp. (NASDAQ:MSFT) has become the single biggest drag on the S&P 500 this year and all of the Magnificent 7 stocks are now acting as a deadweight on headline returns. 

MSFT stock is moving. See the chart and price action here. 

MSFT is the Biggest Loser

Brian Sozzi at Yahoo Finance on Tuesday posted new S&P 500 attribution data from Bloomberg and Barclays Research that shows Microsoft has erased 140.4 basis points of index‑level total return year-to-date, far more than any other constituent. 

Top 10 contributors to/detractors from the S&P 500's performance so far in 2026: pic.twitter.com/osrdavy7Yx

— Brian Sozzi (@BrianSozzi) April 7, 2026

Other mega‑cap growth darlings aren't far behind on the losers list, in fact, the Magnificent 7 round out the top 7 detractors: 

Nvidia Corp. (NASDAQ:NVDA) has shaved off 49.8 bps, Alphabet, Inc. (NASDAQ:GOOGL) (NASDAQ:GOOG) 46.8 bps, Apple Inc. (NASDAQ:AAPL) 44.5 bps and Tesla Inc. (NASDAQ:TSLA) 37.0 bps. 

The pain extends to the rest of the Mag 7 cohort, with ...