ATM volatility was little changed across maturities, while RR25 shifted toward puts and BF25 declined; the largest standard-tenor move was a 1W ATM IV decrease.
- 1W ATM IV
- 31.49%
- 1W RR25
- -3.04 vol pts
- 1W BF25
- 1.70 vol pts
Permanent monthly research archive
Crypto Options Volatility Reports — July 2026
July 2026 crypto options volatility reports across BTC, ETH, SOL, Major Coins and Altcoins, with daily and weekly ATM implied volatility, RR25 skew, BF25 convexity and realised-volatility analysis. Every item links to its dated, permanent report and preserved methodology.
Historical daily observations
Find options levels from July 2026.
Compare published 1W ATM implied volatility, 1W RR25 and 7-day realised volatility by report date. Values are annualised percentages or volatility points as labelled; missing observations remain unavailable. Weekly editions are listed separately below.
Loading BTC observations…
Latest BTC daily snapshot
Bitcoin options levels from 31 July 2026.
Daily research
Daily options surface reports from July 2026.
31 reports
BTC options stay broadly steady as put-side volatility firms
the largest standard-tenor move was a 1W ATM IV decrease.
- Average ATM Δ
- +0.02 vol pts
- Average RR25 Δ
- -0.17 vol pts
BTC options volatility falls, with skew tilting toward calls
- Average ATM Δ
- -2.18 vol pts
- Average RR25 Δ
- +0.80 vol pts
BTC one-week volatility rises 2.28 points as the curve firms
- Average ATM Δ
- +1.02 vol pts
- Average RR25 Δ
- -0.43 vol pts
BTC front-end volatility rises as put-side skew firms
Front-end ATM IV increased while long-dated IV eased; RR25 moved toward puts, with the largest ATM move at 1W.
- Average ATM Δ
- +0.18 vol pts
- Average RR25 Δ
- -0.69 vol pts
BTC front-end volatility eases as 25-delta skew shifts toward calls
Front-end ATM IV fell, including a 2.25-point decline at 1W, while long-dated IV was broadly unchanged and RR25 moved modestly toward calls.
- Average ATM Δ
- -0.70 vol pts
- Average RR25 Δ
- +0.56 vol pts
BTC front-end implied volatility rises as longer-dated volatility eases
Front-end ATM IV increased, led by a +1.38 volatility-point move at 1W, while long-dated ATM IV declined; skew and convexity were broadly unchanged.
- Average ATM Δ
- +0.23 vol pts
- Average RR25 Δ
- +0.07 vol pts
BTC options volatility rises, led by the front end
- Average ATM Δ
- +0.81 vol pts
- Average RR25 Δ
- -0.47 vol pts
BTC options volatility eases, led by the front end, as put-side skew increases
- Average ATM Δ
- -0.96 vol pts
- Average RR25 Δ
- -0.23 vol pts
BTC front-end volatility firms as put-side skew deepens
long-dated ATM IV was broadly unchanged.
- Average ATM Δ
- +0.17 vol pts
- Average RR25 Δ
- -0.43 vol pts
BTC Front-End Volatility Rises as Put-Side Skew Deepens
BTC options repriced higher at the front end, led by a +0.83 volatility-point move at 2W, while long-dated ATM volatility was broadly unchanged and RR25 shifted towards puts.
- Average ATM Δ
- +0.35 vol pts
- Average RR25 Δ
- -0.26 vol pts
BTC daily surface: 1W ATM IV rises 0.88 volatility points
- Average ATM Δ
- +0.53 vol pts
- Average RR25 Δ
- +1.48 vol pts
BTC daily surface: 1W ATM IV rises 0.87 volatility points
- Average ATM Δ
- +0.32 vol pts
- Average RR25 Δ
- +0.36 vol pts
BTC daily surface: 1W ATM IV rises 0.95 volatility points
- Average ATM Δ
- +0.36 vol pts
- Average RR25 Δ
- -0.30 vol pts
BTC options: long-dated volatility eased while front-end pricing held steady
Front-end ATM IV was broadly unchanged, while long-dated ATM IV declined; skew and convexity were also broadly unchanged.
- Average ATM Δ
- -0.15 vol pts
- Average RR25 Δ
- -0.01 vol pts
BTC daily surface: 1W ATM IV falls 0.39 volatility points
- Average ATM Δ
- -0.14 vol pts
- Average RR25 Δ
- +0.06 vol pts
BTC 1W ATM IV rises 1.69 points as skew holds steady
- Average ATM Δ
- +0.69 vol pts
- Average RR25 Δ
- -0.05 vol pts
BTC 1W ATM IV falls 2.71 points as call-side skew strengthens
- Average ATM Δ
- -0.81 vol pts
- Average RR25 Δ
- +0.27 vol pts
BTC daily surface: 1M ATM IV falls 1.50 volatility points
- Average ATM Δ
- -0.90 vol pts
- Average RR25 Δ
- +1.12 vol pts
BTC daily surface: 2W ATM IV rises 0.83 volatility points
- Average ATM Δ
- +0.45 vol pts
- Average RR25 Δ
- -0.46 vol pts
BTC daily surface: 2W ATM IV rises 1.51 volatility points
- Average ATM Δ
- +0.57 vol pts
- Average RR25 Δ
- -0.20 vol pts
BTC daily surface: 1W ATM IV rises 2.60 volatility points
- Average ATM Δ
- +0.65 vol pts
- Average RR25 Δ
- -0.19 vol pts
BTC daily surface: 1W ATM IV falls 2.81 volatility points
- Average ATM Δ
- -1.08 vol pts
- Average RR25 Δ
- +0.89 vol pts
BTC daily surface: 1W ATM IV falls 3.16 volatility points
- Average ATM Δ
- -1.72 vol pts
- Average RR25 Δ
- +0.35 vol pts
BTC daily surface: 1M ATM IV rises 0.62 volatility points
- Average ATM Δ
- +0.30 vol pts
- Average RR25 Δ
- -0.10 vol pts
BTC daily surface: 2W ATM IV rises 2.22 volatility points
- Average ATM Δ
- +1.13 vol pts
- Average RR25 Δ
- -0.43 vol pts
BTC daily surface: 1W ATM IV falls 1.62 volatility points
- Average ATM Δ
- -0.80 vol pts
- Average RR25 Δ
- +0.39 vol pts
BTC daily surface: 1M ATM IV falls 0.53 volatility points
- Average ATM Δ
- -0.17 vol pts
- Average RR25 Δ
- -0.43 vol pts
BTC daily surface: 1W ATM IV falls 0.99 volatility points
- Average ATM Δ
- -0.47 vol pts
- Average RR25 Δ
- +0.05 vol pts
BTC daily surface: 2W ATM IV falls 1.29 volatility points
- Average ATM Δ
- -0.59 vol pts
- Average RR25 Δ
- +0.20 vol pts
BTC daily surface: 1W ATM IV falls 4.49 volatility points
- Average ATM Δ
- -1.72 vol pts
- Average RR25 Δ
- +0.46 vol pts
BTC daily surface: 1W ATM IV falls 2.20 volatility points
- Average ATM Δ
- -0.93 vol pts
- Average RR25 Δ
- +0.86 vol pts
Weekly research
Weekly options analysis from July 2026.
3 reports
BTC weekly surface: 1W ATM IV falls 2.43 volatility points
- Average ATM Δ
- -1.18 vol pts
- Average RR25 Δ
- -0.62 vol pts
BTC weekly surface: 2W ATM IV falls 0.36 volatility points
- Average ATM Δ
- -0.10 vol pts
- Average RR25 Δ
- -1.71 vol pts
BTC weekly surface: 1W ATM IV rises 1.70 volatility points
- Average ATM Δ
- +0.61 vol pts
- Average RR25 Δ
- +0.62 vol pts