DXCMDexCom, Inc.
DXCM Options Overview
IV is elevated. No clear edge detected.
REWARDS
RISK ANALYSIS
DXCM Gamma Walls
Value
Is IV priced right?
Measures whether options are cheap, fair, or rich relative to historical and peer
IV Rank 72.6% — elevated vs history
IV/HV 0.74x — IV ≤ HV
Sector percentile 81% — above sector median
Front/Back 0.83x — contango
Put/Call IV 1.16x — elevated
ATM IV 38.0% — normal range
Effective IV 59.3% (ATM 38.0% + spread 10.7% + bias) — good value
Total drag 23.68% (spread 10.66% + slippage 13.02%) — high friction
Vega efficiency 8.16 (vega 8.695 / spread 10.66%) — efficient
Sentiment
Bullish or bearish?
Analyzes
Conviction-weighted: +38% (strong bullish) — Raw: +47%
|OI skew| 0.2% — balanced
Vol skew -48.4%, OI skew -0.2% — aligned
0-DTE 36%, far-OTM 15%, avg DTE 30
OI change +0.0% (5d) — stable
ITM: +44%, ATM: -27%, OTM: +71% — bullish (ITM/ATM divergent)
Sector P/C percentile 92% — very bearish vs sector
Activity
Unusual activity?
Detects volume surges,
Volume 0.4x avg — normal
Vol/OI 1.5% — normal turnover
1 day(s) elevated — may be one-day event
OI change -20.2% (5d) — unwinding
Sector activity percentile 27% — below sector avg
Large trade volume 8% — mostly retail
Aggressive execution 46% — patient
Conviction +38 (bullish) — moderate
Liquidity
Can I trade efficiently?
Evaluates
Spread 10.7% — wide
OI 90,616 — deep
Volume 1,337/day — adequate
$0.53 to cross — expensive
2 liquid strikes — limited options
Sector spread percentile 81% — much wider than sector
Depth 125.1 contracts (bid:64.2 ask:60.9) — adequate
Avg slippage 13.02% — poor
Timing
Is now a good time?
Considers earnings proximity,
Slope -16.7% — contango
IV percentile 73% — seller opportunity
IV kink -1.6pts — no clear event
θ/ν ratio 127.12 — favors income trades
4 liquid expirations — flexible
safe window: No events detected
Spread ratio 1.00x — stable
Flow +38% @ 69% consistency — moderate (bullish)
Score 38 (ITM 20% + inst 8%) — retail dominated
Directional Strategy Fit
For educational purposes only. Not investment advice.