TLDR:
- The Altcoin Season Index shows 24 out of 55 altcoins outperforming Bitcoin on a rolling 60-day basis.
- Altcoin bear markets historically last 7 to 11 months, while Bitcoin bear markets typically run closer to 12 months.
- Many altcoins have already dropped 80% to 90% from cycle highs, leaving less room to set new lows.
- The index measures relative performance, meaning altcoins are falling less than Bitcoin, not necessarily recovering yet.
The Altcoin Season Index is rising, and the numbers behind it tell a specific story. At 24 out of 55 altcoins outperforming Bitcoin over a rolling 60-day period, the index sits just below the midpoint between Bitcoin season and altcoin season.
The direction from its recent low is upward. Understanding what the index actually measures helps explain why this reading matters in the current market environment.
What the Index Measures and Why the Current Reading Stands Out
The Altcoin Season Index tracks relative performance, not absolute price movement. When more altcoins outperform Bitcoin over a 60-day window, the index rises.
That does not mean altcoins are going up in price. It means they are falling less than Bitcoin during the same period.
This distinction is critical for reading the current data correctly. Crypto markets remain under broad pressure, with fear at historically high levels. Yet the index has been climbing from its recent trough.
That combination points to altcoins holding ground better than Bitcoin, not staging independent recoveries.
Analyst Joao Wedson addressed this pattern directly in a recent post. He noted that altcoin bear markets historically last between 7 and 11 months, while Bitcoin bear markets run closer to 12 months.
That shorter cycle duration means a portion of the altcoin market can complete its bear phase while Bitcoin is still declining. The index rising during Bitcoin weakness is consistent with that historical pattern.
The chart history of the index shows it can move from the neutral zone into altcoin season territory quickly. It can also reverse just as fast. The current reading reflects what is happening across the altcoin market right now, not what comes next.
The Floor Dynamic Behind the Data
A second factor helps explain the index behavior. Many altcoins have already declined 80% to 90% or more from their cycle highs.
Assets that have fallen that far carry less downside risk in percentage terms, even if Bitcoin drops further. That arithmetic shapes how the index moves.
Wedson noted that two thirds of altcoins may not set new lows even if Bitcoin makes fresh cycle lows. That observation is not a bullish call.
It reflects the reality that deeply discounted assets have proportionally less room to fall further. The index rising during this period is partly a result of that floor dynamic playing out across the altcoin market.
During the middle phase of Bitcoin bear markets, history shows that many altcoins rally and outperform BTC. That mid-cycle divergence is visible in the current data.
The index moving upward while Bitcoin remains under pressure aligns with how this phase has unfolded in previous cycles.
Wedson also noted that altcoins can serve as a vehicle to accumulate more Bitcoin in this environment. Rotating through discounted altcoins that outperform Bitcoin can grow BTC holdings over time.
He acknowledged the strategy carries complexity for most investors, but the data behind the index supports the broader market dynamic he describes.



