XOMA
XOMA Options Overview
IV is elevated with bearish flow and unusual activity. Conditions favor premium sellers.
REWARDS
RISK ANALYSIS
XOMA Gamma Walls
Value
Is IV priced right?
Measures whether options are cheap, fair, or rich relative to historical and peer
IV Rank 81.4% — elevated vs history
IV/HV 1.90x — IV premium over HV
Sector percentile 61% — above sector median
Front/Back 2.98x — backwardation
Put/Call IV 1.16x — elevated
ATM IV 71.2% — normal range
Effective IV 161.7% (ATM 71.2% + spread 45.2% + bias) — expensive
Total drag 62.62% (spread 45.23% + slippage 17.39%) — high friction
Vega efficiency 0.00 (vega 0.000 / spread 45.23%) — spread drag
Sentiment
Bullish or bearish?
Analyzes
Conviction-weighted: -19% (bearish) — Raw: -10%
|OI skew| 64.2% — put-heavy
Vol skew -32.1%, OI skew -64.2% — aligned
0-DTE 0%, far-OTM 15%, avg DTE 30
OI change +0.0% (5d) — stable
ITM: +4%, ATM: -100%, OTM: -13% — strong bearish (ITM/ATM divergent)
Sector P/C percentile 86% — very bearish vs sector
Activity
Unusual activity?
Detects volume surges,
Volume 11.7x avg — hot
Vol/OI 45.3% — high turnover
Top 3 strikes = 50% — dispersed
1 day(s) elevated — may be one-day event
OI change +0.1% (5d) — stable
Sector activity percentile 98% — very active vs sector
Large trade volume 31% — institutional presence
Aggressive execution 44% — patient
Conviction -19 (bearish) — mixed
Liquidity
Can I trade efficiently?
Evaluates
Spread 45.2% — wide
OI 7,975 — thin
Volume 3,614/day — adequate
$2.26 to cross — expensive
0 liquid strikes — limited options
Sector spread percentile 83% — much wider than sector
Depth 109.7 contracts (bid:37.0 ask:72.7) — adequate
Avg slippage 17.39% — poor
Timing
Is now a good time?
Considers earnings proximity,
Slope +197.6% — backwardation
IV percentile 81% — seller opportunity
IV kink 83.0pts — event priced
θ/ν ratio 1.00 — favors mixed
4 liquid expirations — flexible
caution advised: No earnings detected; CPI in 0d (HIGH)
Spread ratio 1.00x — stable
Flow -19% @ 60% consistency — unclear
Score 61 (ITM 20% + inst 31%) — HIGH institutional
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.