~58–62% · $300K liquidity
Will a spot Solana ETF be approved in the US in 2026?
The next altcoin ETF after BTC & ETH
Crypto Prediction Markets
Does the spot Ethereum ETF get staking? Do ETH ETFs out-gain Bitcoin’s — and is Solana next? Prediction markets price each ETF catalyst as a binary contract on Polymarket and Kalshi, often points apart between venues. Mantis shows you the sharpest line in one search.
Live cross-venue odds for ETF staking, AUM, flows, and the next altcoin ETF. Probability ranges reflect the cross-venue spread as of June 2026 — click any market for real-time quotes.
~58–62% · $300K liquidity
The next altcoin ETF after BTC & ETH
~57–60% · $320K liquidity
Staking yield inside the ETF wrapper
~41–45% · $260K liquidity
Aggregate spot ETH ETF assets
~27–30% · $180K liquidity
A rotation signal from BTC to ETH
Staking approval and new altcoin ETFs hinge on the SEC’s stance. Filing decisions, comment letters, and deadlines move these markets sharply — cross-reference the crypto regulation hub.
ETF AUM and the ETH-vs-BTC inflow market track where institutional capital is rotating. A staking green light could accelerate ETH flows relative to Bitcoin.
ETF demand is a structural driver of spot price. These markets are tightly linked to the ETH and total-market-cap hubs — watch them together to spot mispricings.
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ETH $5K/$8K/$10K price targets — ETF demand feeds the price
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Spot BTC ETF flows & approvals — the benchmark for ETH ETFs
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SEC posture & policy — what gates every ETF decision
As of mid-2026, prediction markets see a spot Ethereum ETF gaining staking approval at roughly 57–60% on Polymarket, ETH ETFs surpassing $20B in aggregate AUM near 41–45%, and ETH ETF inflows beating Bitcoin ETF inflows in at least one month around 27–30%. A spot Solana ETF approval — the likely next altcoin ETF — is priced near 58–62%. Mantis shows the live cross-venue spread.
Staking lets an ETH ETF earn native protocol yield (currently a few percent annually) and pass it to holders, making the product materially more attractive than a non-staking wrapper. Approval would be a structural demand catalyst — which is why the staking market is the most-watched ETH ETF contract and is closely linked to ETH price-target odds.
Polymarket and Kalshi both list ETF approval, AUM, and flow outcomes as binary contracts. Kalshi is CFTC-regulated and US-legal for these regulatory-event markets; Polymarket offers global access with deeper liquidity on the headline approval questions. Mantis queries both venues in real time and routes you to the best price with referral codes intact.
Each resolves on an objective event — an SEC approval (staking or a new spot product), an aggregate AUM threshold, or a monthly net-inflow comparison — per official filings and fund-flow data. Differences in how each venue defines the AUM snapshot or flow window are exactly where cross-venue gaps appear, and Mantis surfaces them automatically.