In this guide
Key takeaway: Prediction markets enable you to trade on outcomes of real-world events. You acquire YES or NO shares that are worth $1 upon a correct prediction. This approach proves far more accessible than equity markets, and you can begin with just $1.
Welcome to the world of prediction markets. If you have ever thought "that is bound to occur" — you already possess the mindset of someone engaged in prediction market trading. The distinction lies in your ability to commit genuine capital to your beliefs and earn returns when your assessment proves accurate. This introductory guide to prediction markets will have you executing trades within five minutes flat.
How prediction markets work (the 60-second version)
Prediction markets establish tradeable propositions centred on forthcoming occurrences. For instance:
- "Will the Fed cut interest rates in June?" — YES shares at $0.65, NO shares at $0.35
- "Will Bitcoin close above $90K on December 31?" — YES shares at $0.55, NO shares at $0.45
- "Will France win the 2026 World Cup?" — YES shares at $0.13, NO shares at $0.87
Every share delivers precisely $1 when the event materialises, or $0 when it does not. The prevailing price communicates the collective market judgment regarding probability. Should you believe the market has mispriced an outcome, you may transact — and when your assessment proves correct, you realise gains.
Step 1: Choose a platform
The principal prediction market platforms include:
- Polymarket — leading in trading volume, blockchain-based (USDC on Polygon), accessible worldwide (US excluded)
- Kalshi — CFTC-authorised, fiat-denominated, restricted to US participants
PolyGram connects you to Polymarket's depth of liquidity via a streamlined experience — email-based authentication, no blockchain wallet required, and an app-optimised interface. We suggest commencing with this option.
Step 2: Fund your account
On PolyGram, account capitalisation proves uncomplicated. You may transfer funds using debit card or digital currency. Begin modestly — £7-35 suffices for initial positions. Additional capital can be introduced whenever desired.
Step 3: Find a market you understand
Newcomers frequently err by engaging with markets outside their knowledge domain. Gravitate towards subject matter you monitor regularly:
- Interested in electoral politics? Explore election-related contracts
- Keen on football? Wager on forthcoming fixture results
- Engaged with digital assets? Position yourself on price thresholds
- Monitoring technology sectors? Forecast announcements and regulatory outcomes
Step 4: Place your first trade
Navigate PolyGram's available markets and identify a proposition where the quoted price diverges from your assessment. Should the market price an event at 40% whilst you evaluate it at 60%, acquire YES shares. Your potential gain if correct: $1.00 - $0.40 = $0.60 per share (equating to a 150% gain).
Step 5: Manage your position
Upon acquiring shares, three pathways remain available:
- Hold until resolution: Await the event's conclusion. Should your forecast prove accurate, shares automatically settle at $1
- Sell early: Should price movement favour your position prior to settlement, you may liquidate for profit without awaiting final determination
- Cut your losses: Should fresh intelligence alter your conviction, divest at a loss rather than awaiting a potential recovery
Risk management for beginners
- Restrict individual market exposure to no more than 5% of your account balance
- Concentrate on well-traded markets (substantial activity, narrow bid-ask gaps) — sidestep obscure contracts with sparse participation
- Document your outcomes to identify patterns in your decision-making
- Keep perspective: even highly probable outcomes (90%) materialise only 9 times in 10
Prepared to execute your inaugural prediction market transaction? Begin trading on PolyGram →