---
title: "This has never been seen before: The top 10 US stocks have accounted for 59% of the S&P 500’s gains since the October 2022 bottom."
description: "By comparison, the next 10 stocks have contributed just 11% while the remaining 480 stocks have contributed 30%.\nOver this period, the top 10 stocks' share of the S&P 500’s is up 13 percentage points, now reflecting a record 40% of the index.\nThe top 3 stocks alone reflect a record 21% of the index's market cap.\nA few stocks are driving the entire market.\n\nSource: Bloomberg"
---

[Syz The Moment](https://blog.syzgroup.com/syz-the-moment)

# [This has never been seen before: The top 10 US stocks have accounted for 59% of the S&P 500’s gains since the October 2022 bottom.](https://blog.syzgroup.com/syz-the-moment/this-has-never-been-seen-before)

 Written by [Charles-Henry Monchau, CFA, CMT, CAIA](https://blog.syzgroup.com/syz-the-moment/author/charles-henry-monchau) | Jan 1, 2025, 4:14:31 PM

[View full post](https://blog.syzgroup.com/syz-the-moment/this-has-never-been-seen-before)

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