ALSNALLISON TRANSMISSION HOLDINGS, INC.
ALSN Options Overview
unusual activity. No clear edge detected.
REWARDS
RISK ANALYSIS
ALSN Gamma Walls
Value
Is IV priced right?
Measures whether options are cheap, fair, or rich relative to historical and peer
IV Rank 53.5% — elevated vs history
IV/HV 0.89x — IV ≤ HV
Sector percentile 28% — below sector median
Front/Back 0.89x — contango
Put/Call IV 1.16x — elevated
ATM IV 34.1% — normal range
Effective IV 102.2% (ATM 34.1% + spread 34.0% + bias) — expensive
Total drag 43.34% (spread 34.04% + slippage 9.30%) — high friction
Vega efficiency 5.32 (vega 18.125 / spread 34.04%) — acceptable
Sentiment
Bullish or bearish?
Analyzes
Conviction-weighted: -95% (strong bearish) — Raw: -92%
|OI skew| 38.0% — call-heavy
Vol skew +99.0%, OI skew +38.0% — aligned
0-DTE 0%, far-OTM 15%, avg DTE 30
OI change +0.0% (5d) — stable
ITM: +0%, ATM: -100%, OTM: -92% — strong bearish (ITM/ATM divergent)
Sector P/C percentile 2% — very bullish vs sector
Activity
Unusual activity?
Detects volume surges,
Volume 1.2x avg — normal
Vol/OI 9.7% — normal turnover
1 day(s) elevated — may be one-day event
OI change +7.8% (5d) — building
Sector activity percentile 90% — very active vs sector
Large trade volume 52% — heavy institutional
Aggressive execution 38% — patient
Conviction -95 (bearish) — strong conviction
Liquidity
Can I trade efficiently?
Evaluates
Spread 34.0% — wide
OI 1,961 — thin
Volume 191/day — thin
$1.70 to cross — expensive
0 liquid strikes — limited options
Sector spread percentile 61% — wider than sector
Depth 37.9 contracts (bid:22.9 ask:15.0) — thin
Avg slippage 9.30% — poor
Timing
Is now a good time?
Considers earnings proximity,
Slope -11.1% — contango
IV percentile 54% — neutral
IV kink -3.6pts — no clear event
θ/ν ratio 264.59 — favors income trades
4 liquid expirations — flexible
safe window: No events detected
Spread ratio 1.00x — stable
Flow -95% @ 98% consistency — STRONG directional (bearish)
Score 82 (ITM 20% + inst 52%) — 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.