🎉 Introducing the BVIV-US Index (Volmex Bitcoin ETF Volatility), which tracks the 30-day implied volatility of IBIT options (BlackRock BTC ETF). → View Now 🎉
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The world’s first crypto volatility indices
BVIV (Bitcoin Volmex Implied Volatility) and EVIV (Ethereum Volmex Implied Volatility) Indices
Ecosystem of Indices and Linked Tradable Products
Implied Volatility Indices
Use the BVIV and EVIV Indices as a fear gauge for the market.
Perpetual Futures
Trade BVIV and EVIV perpetual futures on Bitfinex and Gains today, and soon more!
Indicators
Volmex is the creator of premier benchmark indices including the BVIV Index (Bitcoin Volmex Implied Volatility), BVIV-US Index (Volmex Bitcoin ETF Volatility Index based on IBIT options), and 100+ other indices.
Use cases
Hedging
BVIV and EVIV are gems that behave differently than an average market portfolio of crypto assets! Volmex implied volatility indices move up when the market goes down, and reduces the losses in times of FUD. Add it to your portfolio now!
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Speculation
BVIV and EVIV are simply the volatility! Volmex implied indices are highly persistent and have a tendency to revert to its mean value. Perfect asset to speculate on!
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Market Indicator
Volmex indices are the fear gauge of the market! EVIV and BVIV capture not only crucial information of the current market state, but also what the market thinks about what’s next. Use Volmex indices to create trading strategies!
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The world's first Bitcoin and Ethereum volatility indices available on TradingView
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Use the EVIV and BVIV Indices to your advantage in your trading, investing, and analysis.
Latest Research
04-24-2026
Onshore BTC ETF Options Close the Gap with Offshore
Total open interest in IBIT ETF options has closed the gap with offshore BTC options and now sits roughly head-to-head. IBIT alone carries $27.61B in notional OI versus $26.90B across Deribit BTC options (as of April 24, 17:00 UTC) after the expiries today.
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03-01-2026
IBIT ETF options currently indicate less risk-taking and more downside protection.
IBIT options open interest (OI) deceased materially from mid-Dec (~$28B, ~Dec 18). For context, all-time high IBIT options OI was above $40b in Q4 2025.
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12-26-2025
It's official: today marks the first EOD where onshore BTC options open interest exceeds offshore.
US-listed ETF options, led by IBIT, now carry more BTC options OI than offshore venues combined. This is a very positive force for Volmex's crypto volatility indices and linked products.
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12-26-2025
A real inflection point for crypto options!
US BTC ETF options (onshore) open interest currently exceeds offshore BTC options OI. The largest onshore OI is on IBIT at $30.43bn, while the largest offshore OI is Deribit BTC options at $17.39bn, as of 10:20am EST.
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10-07-2025
Bitcoin and Ethereum Options Summary
October came after large Deribit September expiries, with IBIT options' open interest surpassing that of Deribit BTC options for the first time. As of October 6 end-of-day, IBIT-to-Deribit open interest (OI) reached 95%, while ETHA-to-Deribit OI hit a historical high of 71%.
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09-12-2025
BTC & ETH Options Positioning Before September Fed Meeting
Both onshore (IBIT/ETHA) and offshore (Deribit) markets are heavily concentrated in expiries immediately after the Fed’s Sep 17 meeting, this is a clear sign that traders are bracing for volatility.
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