---
title: "Altcoin Season Index Rises to 42, Indicating Shift in Market Dynamics"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/286489634.md"
description: "CoinMarketCap's Altcoin Season Index has risen to 42, indicating a shift in market dynamics as altcoins outperform Bitcoin. This one-point increase reflects the performance of the top 100 cryptocurrencies, excluding stablecoins, over the last 90 days."
datetime: "2026-05-15T01:13:45.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/286489634.md)
  - [en](https://longbridge.com/en/news/286489634.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/286489634.md)
generator: "portal-rs"
---

# Altcoin Season Index Rises to 42, Indicating Shift in Market Dynamics

CoinMarketCap's Altcoin Season Index has increased to 42, marking a one-point rise from the previous day. According to NS3.AI, this index measures the performance of the top 100 cryptocurrencies, excluding stablecoins and wrapped coins, against Bitcoin over the last 90 days. The rise suggests a shift in market dynamics, with altcoins showing stronger performance relative to Bitcoin.

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---
> **Disclaimer: This article is for reference only and does not constitute any investment advice.**