VALEVALE S.A.
VALE Options Overview
Mixed signals. No clear edge detected.
REWARDS
RISK ANALYSIS
VALE Gamma Walls
Value
Is IV priced right?
Measures whether options are cheap, fair, or rich relative to historical and peer
IV Rank 50.4% — elevated vs history
IV/HV 1.00x — IV ≤ HV
Sector percentile 23% — below sector median
Front/Back 0.88x — contango
Put/Call IV 1.16x — elevated
ATM IV 33.4% — normal range
Effective IV 47.5% (ATM 33.4% + spread 7.0% + bias) — excellent value
Total drag 10.71% (spread 7.04% + slippage 3.67%) — high friction
Vega efficiency 1.26 (vega 0.889 / spread 7.04%) — spread drag
Sentiment
Bullish or bearish?
Analyzes
Conviction-weighted: +24% (bullish) — Raw: +26%
|OI skew| 2.9% — balanced
Vol skew +34.7%, OI skew +2.9% — aligned
0-DTE 3%, far-OTM 15%, avg DTE 30
OI change +0.0% (5d) — stable
ITM: +8%, ATM: +13%, OTM: +28% — neutral (ITM/ATM aligned)
Sector P/C percentile 53% — neutral vs sector
Activity
Unusual activity?
Detects volume surges,
Volume 0.4x avg — normal
Vol/OI 1.2% — normal turnover
1 day(s) elevated — may be one-day event
OI change +5.4% (5d) — building
Sector activity percentile 39% — below sector avg
Large trade volume 36% — institutional presence
Aggressive execution 55% — patient
Conviction +24 (bullish) — mixed
Liquidity
Can I trade efficiently?
Evaluates
Spread 7.0% — wide
OI 1,594,647 — deep
Volume 19,370/day — active
$0.35 to cross — cheap
0 liquid strikes — limited options
Sector spread percentile 55% — neutral vs sector
Depth 855.3 contracts (bid:432.7 ask:422.6) — deep
Avg slippage 3.67% — poor
Timing
Is now a good time?
Considers earnings proximity,
Slope -11.6% — contango
IV percentile 50% — neutral
IV kink -3.3pts — no clear event
θ/ν ratio 46.78 — favors income trades
5 liquid expirations — flexible
safe window: No earnings detected
Spread ratio 1.00x — stable
Flow +24% @ 62% consistency — unclear
Score 66 (ITM 20% + inst 36%) — HIGH institutional
Directional Strategy Fit
For educational purposes only. Not investment advice.