Weekly recap of the crypto derivatives markets by BlockScholes.
Key Insights:
A revisit of sub-$100K levels for BTC has seen a miniature repeat of the pre-inauguration inversion of the term structure of at-the-money implied volatility. Despite the overnight recovery in crypto-assets, the move has left its mark on derivatives markets as volatility smiles retain their skew towards OTM puts. Longer-dated smiles, however, remain bullishly call-skewed as they have for much of the last month. ETH’s continued outperformance in spot relative to BTC (BTC / ETH has reported a return of +15.15% in 2025) is reflected in futures markets, by a lower basis, and in perpetual swaps, by an occasionally negative funding rate. However, short-tenor volatility smiles indicate a comparably bearish skew towards OTM puts in both assets.
Futures Implied Yield, 1-Month Tenor
ATM Implied Volatility, 1-Month Tenor
Crypto Senti-Meter
BTC Derivatives Sentiment
ETH Derivatives Sentiment
Futures
BTC ANNUALISED YIELDS – Futures yields trade at their lowest levels in over a month on the back of the pullback in spot.
ETH ANNUALISED YIELDS – ETH’s yields trade significantly below BTC’s, steepening strongly at the front end of the term structure.
Perpetual Swap Funding Rate
BTC FUNDING RATE – Despite the revisit below $100K, BTC’s funding rates have remained positive throughout at lower levels.
ETH FUNDING RATE – The relative behaviour in futures has been echoed by ETH’s funding rate, with an occasionally negative rate over the past month.
BTC Options
BTC SVI ATM IMPLIED VOLATILITY – Despite performing a miniature repeat of the inauguration inversion, the term structure is now flat.
BTC 25-Delta Risk Reversal – Short-tenor smiles are skewed back towards OTM puts while longer-dated smiles retain a strong bullish tilt.
ETH Options
ETH SVI ATM IMPLIED VOLATILITY – ETH’s term structure has re-inverted and re-flattened on the back of the spot selloff and recovery.
ETH 25-Delta Risk Reversal – Despite futures and funding rates suggesting otherwise, ETH’s short-tenor skews are not far more bearish than BTC’s.
Volatility by Exchange
BTC, 1-MONTH TENOR, SVI CALIBRATION
ETH, 1-MONTH TENOR, SVI CALIBRATION
Put-Call Skew by Exchange
BTC, 1-MONTH TENOR, 25-DELTA, SVI CALIBRATION
ETH, 1-MONTH TENOR, 25-DELTA, SVI CALIBRATION
Market Composite Volatility Surface
CeFi COMPOSITE – BTC SVI – 9:00 UTC Snapshot.
CeFi COMPOSITE – ETH SVI – 9:00 UTC Snapshot.
Listed Expiry Volatility Smiles
BTC 28-FEB EXPIRY – 9:00 UTC Snapshot.
ETH 28-FEB EXPIRY – 9:00 UTC Snapshot.
Cross-Exchange Volatility Smiles
BTC SVI, 30D TENOR – 9:00 UTC Snapshot.
ETH SVI, 30D TENOR – 9:00 UTC Snapshot.
Constant Maturity Volatility Smiles
BTC SVI, 30D TENOR – 9:00 UTC Snapshot.
ETH SVI, 30D TENOR – 9:00 UTC Snapshot.
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