In this guide
Macro-level cryptocurrency prediction markets focus on aggregate market capitalisation and how capital shifts between asset categories—a natural fit for traders managing broad portfolio exposure across the digital asset space. Rather than isolating individual token performance, these instruments let participants gain leverage on overarching crypto ecosystem momentum.
Total Crypto Market Cap Markets
Prevailing PolyGram settlement odds (May 2026):
- Total crypto market cap over $4T in 2026: ~62-68%
- Total crypto market cap over $5T in 2026: ~38-44%
- Total crypto market cap new all-time high in 2026: ~55-62%
Bitcoin Dominance Markets
- BTC dominance over 60% at year-end: ~30-35%
- BTC dominance under 40% at year-end: ~25-30%
When Bitcoin dominance retreats beneath 45%, altcoin season typically emerges—a dynamic that prediction markets continuously price as traders monitor this threshold.
Altcoin Season Prediction Markets
- Altcoin Season Index over 75 by Q4 2026: ~42-48%
- Ethereum outperforms Bitcoin in 2026: ~40-46%
- Solana market cap surpasses Ethereum in 2026: ~12-16%
Sector Rotation Trading Strategy
Digital asset markets advance through recognisable cyclical patterns:
- BTC leads (dominance rises, capital flows from alts to BTC)
- ETH follows BTC (Ethereum catches up as BTC consolidates)
- Altcoin season (capital flows from BTC/ETH to smaller caps)
Traders employ prediction market positions on BTC dominance and altcoin season metrics as forward-looking signals of these rotation cycles—capturing alpha before price discovery fully materialises the shift.
FAQ
- How is "altcoin season" defined for prediction market purposes?
- The CoinMarketCap Altcoin Season Index serves as the standard reference—readings above 75 suggest altcoins have outperformed Bitcoin across the preceding 90-day window.
- What data is used for total market cap resolution?
- CoinGecko or CoinMarketCap total market cap (excluding stablecoins and certain tokens) on the specified date at midnight UTC.
- Are there layer-1 vs layer-2 sector markets?
- PolyGram activates targeted sector rotation markets when significant events generate sufficient volume—L1 competitive dynamics, DeFi total value locked benchmarks, NFT trading volume thresholds.