In this guide
Many prediction market participants evaluate each trade in isolation. However, approaching your prediction market activity as a cohesive portfolio—incorporating position sizing, correlation analysis, and strategic allocation—delivers substantially better risk-adjusted performance over time.
The Case for Portfolio Thinking
Individual prediction market positions exhibit considerable volatility. A single market may move unfavourably owing to unforeseen circumstances, even when your underlying probability assessment was sound. A well-constructed diversified portfolio reduces this volatility whilst enabling your analytical advantage to multiply across numerous markets concurrently.
Portfolio Allocation Framework
An illustrative allocation structure for a $1,000 prediction market portfolio:
- 30% — Core political markets: Highly liquid, thoroughly analysed US and international election markets
- 25% — Crypto markets: Bitcoin and Ethereum price thresholds, regulatory developments, ETF-related markets
- 20% — Sports markets: Tournament and season-wide markets (excluding individual match outcomes)
- 15% — Economic data: Central bank announcements, inflation figures, output measures, labour market indicators
- 10% — Domain expertise: Markets within your professional or specialist domain (technology, culture, emerging fields)
Correlation Management
Minimise concentration in markets that move together. Consider these examples:
- Cryptocurrency-friendly political result + Bitcoin price surge = positively correlated exposure
- Several sports markets concluding on the same date = shared downside risk
- Economic slowdown scenario + precious metals + defensive currencies = interconnected bets
Keep any single cluster of interconnected outcomes beneath 20% of your total capital.
Rebalancing Your Prediction Market Portfolio
- Assess your allocations regularly as markets settle and fresh opportunities emerge
- Reinvest profits into additional positions straight away rather than cashing out (to maximise compounding)
- Modify your category weights if performance metrics diverge meaningfully across different market segments
FAQ
- How many positions should I hold simultaneously?
- For typical individual traders, maintaining 5-15 concurrent positions strikes a balance between adequate diversification and manageable research demands. Additional positions demand more monitoring effort.
- Should I use the same approach for long-duration vs short-duration markets?
- Not necessarily — short-duration markets (spanning days or weeks) operate under distinct liquidity conditions and volatility characteristics. Reserve larger allocations for longer-term high-conviction bets, and smaller stakes for opportunistic near-term plays.
- How do I track my portfolio performance?
- Export your full transaction log from PolyGram and compute returns segmented by market category, timeframe, and sector. This analysis illuminates where your true competitive advantage lies.