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What will the Ethereum implied volatility Index hit by May 31?

How the prediction-market book is pricing "What will the Ethereum implied volatility Index hit by May 31?" right now, with a side-by-side platform comparison and zero-fee CTAs.

100% YES 0% NO Volume: $134K Liquidity: $674 Closes: 1 Jun 2026
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What will the Ethereum implied volatility Index hit by May 31?

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Sport Prediction Pick
polygram.ink
100% 0% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Open on Sport Prediction →
Polymarket
polymarket.com
100% 0% 0% Geo-blocked in US/UK/EU USDC, on-chain Open on Sport Prediction →
Kalshi
kalshi.com
Up to 7% per trade US-only, KYC required USD Open on Sport Prediction →
Betfair Exchange
betfair.com
2-5% commission Full KYC from first trade GBP / EUR Open on Sport Prediction →
Manifold Markets
manifold.markets
Play-money (mana) None — play-money Mana (no cash-out) Open on Sport Prediction →

Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Sport Prediction.

Active sub-markets

↑ 100100% YES0% NO
↑ 80100% YES0% NO
↓ 55100% YES0% NO
↓ 400% YES100% NO
↑ 90100% YES0% NO
↑ 70100% YES0% NO

Market context

The Ethereum Implied Volatility Index (EVIV) measures expected price swings in ETH over a 30-day horizon, derived from options market pricing. Traders use it to gauge sentiment around near-term uncertainty—similar to the VIX for equities. A reading of 100% probability on any specific EVIV level by 31 May suggests the crowd expects the metric to breach a particular threshold during the five-month window, reflecting confidence in elevated or sustained turbulence in Ethereum's options markets.

Historical EVIV behaviour shows the index typically ranges between 40 and 120 during normal market conditions, spiking above 150 during acute sell-offs or regulatory shocks. The 2022 collapse of FTX drove EVIV to 180; the March 2023 banking crisis pushed it to 165. These precedents indicate that reaching extreme levels requires either a major macroeconomic event or Ethereum-specific catalyst. The current 100% crowd probability implies traders expect conditions sufficiently volatile to breach whatever threshold this market has specified—a high bar given Ethereum's relative stability in 2024 and early 2025.

Key catalysts through May include Federal Reserve policy announcements, which historically move crypto volatility sharply; major Ethereum network upgrades or security incidents; and regulatory developments from the SEC or international bodies. Bitcoin's price action will also influence EVIV, as BTC movements often drive broader crypto sentiment. Traders should monitor options expiry calendars and institutional positioning data from sources tracking large derivatives flows, as these can signal anticipated volatility spikes weeks in advance.

Methodology

We track What will the Ethereum implied volatility Index hit by May 31? on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Where can I trade this market with the lowest fees?
On Sport Prediction, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
How does resolution work?
Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
How fast are USDC deposits?
Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
Do I need to KYC for this market?
Not under $1,500 of lifetime trading volume. Above that threshold, Sport Prediction triggers a quick verification flow that finishes in minutes.
How reliable are the quoted odds?
The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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Related Topics

Ethereum (ETH) Prediction Markets