Santiment reports crypto derivatives open interest climbs to $23B for Bitcoin

Traders are placing bets again. According to market intelligence platform Santiment, derivatives open interest for Bitcoin has climbed to $23.4 billion as crypto prices recover. Bitcoin isn’t alone. Santiment puts Ethereum’s open interest at $15.5 billion and Solana’s at $2.7 billion, which brings the three-asset total to roughly $41.6 billion. What the numbers show Open interest tracks the total value of outstanding futures and perpetual contracts that haven’t been closed or settled. It doesn’t tell you which direction traders are leaning. It tells you how much money is committed to the wager in the first place. Santiment published its findings on October 21, 2026. The breakdown looks like this: Bitcoin: $23.4 billion in open interest Ethereum: $15.5 billion in open interest Solana: approximately $2.7 billion in open interest Combined: roughly $41.6 billion Each asset tells a slightly different story. Ethereum stands out the most, posting what Santiment describes as its clearest and most sustained open interest increase since August. Bitcoin’s open interest is rising, but the asset remains below its spring highs. Solana has shown increased volatility during this stretch, according...