BIRKBirkenstock Holding plc
BIRK Options Overview
IV is elevated. No clear edge detected.
REWARDS
RISK ANALYSIS
BIRK Gamma Walls
Value
Is IV priced right?
Measures whether options are cheap, fair, or rich relative to historical and peer
IV Rank 71.7% — elevated vs history
IV/HV 0.78x — IV ≤ HV
Sector percentile 75% — above sector median
Front/Back 0.97x — contango
Put/Call IV 1.16x — elevated
ATM IV 48.2% — normal range
Effective IV 83.2% (ATM 48.2% + spread 17.5% + bias) — expensive
Total drag 26.00% (spread 17.49% + slippage 8.51%) — high friction
Vega efficiency 6.20 (vega 10.839 / spread 17.49%) — acceptable
Sentiment
Bullish or bearish?
Analyzes
Conviction-weighted: +17% (bullish) — Raw: +12%
|OI skew| 38.9% — put-heavy
Vol skew +32.9%, OI skew -38.9% — divergent (opposite)
0-DTE 0%, far-OTM 15%, avg DTE 30
OI change +0.0% (5d) — stable
ITM: +49%, ATM: +12%, OTM: -1% — strong bullish (ITM/ATM aligned)
Sector P/C percentile 33% — bullish vs sector
Activity
Unusual activity?
Detects volume surges,
Volume 0.1x avg — normal
Vol/OI 1.1% — normal turnover
1 day(s) elevated — may be one-day event
OI change -14.7% (5d) — unwinding
Sector activity percentile 29% — below sector avg
Large trade volume 0% — mostly retail
Aggressive execution 34% — patient
Conviction +17 (bullish) — mixed
Liquidity
Can I trade efficiently?
Evaluates
Spread 17.5% — wide
OI 79,329 — deep
Volume 847/day — adequate
$0.87 to cross — expensive
0 liquid strikes — limited options
Sector spread percentile 86% — much wider than sector
Depth 154.4 contracts (bid:87.4 ask:67.0) — adequate
Avg slippage 8.51% — poor
Timing
Is now a good time?
Considers earnings proximity,
Slope -2.9% — flat/unclear
IV percentile 72% — seller opportunity
IV kink 1.2pts — no clear event
θ/ν ratio 910.83 — favors income trades
3 liquid expirations — flexible
safe window: No earnings detected
Spread ratio 1.00x — stable
Flow +17% @ 58% consistency — unclear
Score 30 (ITM 20% + inst 0%) — retail dominated
Directional Strategy Fit
For educational purposes only. Not investment advice.