BTCGrayscale Bitcoin Mini Trust ETF
BTC Options Overview
bullish flow with unusual activity. No clear edge detected.
REWARDS
RISK ANALYSIS
BTC Gamma Walls
Value
Is IV priced right?
Measures whether options are cheap, fair, or rich relative to historical and peer
IV Rank 64.7% — elevated vs history
IV/HV 1.05x — IV premium over HV
Sector percentile 65% — above sector median
Front/Back 0.79x — contango
Put/Call IV 1.16x — elevated
ATM IV 40.7% — normal range
Effective IV 73.8% (ATM 40.7% + spread 16.5% + bias) — fair
Total drag 23.58% (spread 16.54% + slippage 7.04%) — high friction
Vega efficiency 5.99 (vega 9.915 / spread 16.54%) — acceptable
Sentiment
Bullish or bearish?
Analyzes
Conviction-weighted: -27% (bearish) — Raw: -18%
|OI skew| 56.8% — call-heavy
Vol skew +31.9%, OI skew +56.8% — aligned
0-DTE 0%, far-OTM 15%, avg DTE 30
OI change +0.0% (5d) — stable
ITM: -79%, ATM: +2%, OTM: -5% — strong bearish (ITM/ATM divergent)
Sector P/C percentile 34% — bullish vs sector
Activity
Unusual activity?
Detects volume surges,
Volume 0.9x avg — normal
Vol/OI 4.1% — normal turnover
1 day(s) elevated — may be one-day event
OI change +7.1% (5d) — building
Sector activity percentile 70% — active vs sector
Large trade volume 9% — mostly retail
Aggressive execution 35% — patient
Conviction -27 (bearish) — mixed
Liquidity
Can I trade efficiently?
Evaluates
Spread 16.5% — wide
OI 30,970 — adequate
Volume 1,262/day — adequate
$0.83 to cross — expensive
0 liquid strikes — limited options
Sector spread percentile 78% — wider than sector
Depth 506.20000000000005 contracts (bid:221.1 ask:285.1) — deep
Avg slippage 7.04% — poor
Timing
Is now a good time?
Considers earnings proximity,
Slope -20.8% — contango
IV percentile 65% — neutral
IV kink -6.3pts — no clear event
θ/ν ratio 751.14 — favors income trades
3 liquid expirations — flexible
safe window: No earnings detected
Spread ratio 1.00x — stable
Flow -27% @ 64% consistency — moderate (bearish)
Score 39 (ITM 20% + inst 9%) — retail dominated
Directional Strategy Fit
For educational purposes only. Not investment advice.
The Options Desk tracks the move options price into every US earnings report the week of Aug 31, next to how much each stock has actually moved on its past prints — plus the SPY, QQQ and IWM expected ranges and the gamma walls that box them in.