GNRState Street SPDR S&P Global Natural Resources ETF
GNR Options Overview
bullish flow. Conditions favor option buyers.
REWARDS
RISK ANALYSIS
GNR Gamma Walls
Value
Is IV priced right?
Measures whether options are cheap, fair, or rich relative to historical and peer
IV Rank 35.3% — elevated vs history
IV/HV 1.78x — IV premium over HV
Sector percentile 55% — above sector median
Front/Back 1.26x — backwardation
Put/Call IV 1.16x — elevated
ATM IV 25.5% — normal range
Effective IV 78.1% (ATM 25.5% + spread 26.3% + bias) — fair
Total drag 27.64% (spread 26.32% + slippage 1.32%) — high friction
Vega efficiency 8.50 (vega 22.384 / spread 26.32%) — efficient
Sentiment
Bullish or bearish?
Analyzes
Conviction-weighted: -33% (strong bearish) — Raw: -33%
|OI skew| 32.8% — call-heavy
Vol skew +100.0%, OI skew +32.8% — aligned
0-DTE 0%, far-OTM 15%, avg DTE 30
OI change +0.0% (5d) — stable
ITM: +0%, ATM: -33%, OTM: +0% — bearish (ITM/ATM divergent)
Sector P/C percentile 50% — neutral vs sector
Activity
Unusual activity?
Detects volume surges,
Volume 0.1x avg — normal
Vol/OI 0.5% — normal turnover
1 day(s) elevated — may be one-day event
OI change +18.0% (5d) — building
Sector activity percentile 17% — quiet vs sector
Large trade volume 0% — mostly retail
Aggressive execution 0% — patient
Conviction -33 (bearish) — moderate
Liquidity
Can I trade efficiently?
Evaluates
Spread 26.3% — wide
OI 643 — thin
Volume 3/day — thin
$1.32 to cross — expensive
0 liquid strikes — limited options
Sector spread percentile 66% — wider than sector
Depth 24.0 contracts (bid:12.0 ask:12.0) — thin
Avg slippage 1.32% — fair
Timing
Is now a good time?
Considers earnings proximity,
Slope +25.7% — backwardation
IV percentile 35% — neutral
IV kink 3.5pts — no clear event
θ/ν ratio 1598.86 — favors income trades
3 liquid expirations — flexible
safe window: No earnings detected
Spread ratio 1.00x — stable
Flow -33% @ 67% consistency — moderate (bearish)
Score 30 (ITM 20% + inst 0%) — 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.