Volatility smile convexity extremes
Where was front-expiration volatility smile curvature most elevated or inverted on Oct 9, 2026?
The front-window IV butterfly compares wing volatility with ATM volatility. The 25 most convex observations appear first, followed by the 25 most inverted. Data through close. Descriptive only, not a recommendation.
At a glance
50 tickers qualified. First five: SIRI (89.4 pp), LQDA (84.2 pp), ET (63.0 pp), MSOS (55.2 pp), SLB (53.6 pp).
| # | Ticker | Close | Open interest | IV butterfly |
|---|---|---|---|---|
| 1 | SIRI | 26.51 | 228,410 | 89.4 pp |
| 2 | LQDA | 27.38 | 220,730 | 84.2 pp |
| 3 | ET | 20.41 | 1,034,601 | 63.0 pp |
| 4 | MSOS | 4.34 | 652,402 | 55.2 pp |
| 5 | SLB | 48.95 | 553,488 | 53.6 pp |
| 6 | BKNG | 160.34 | 643,406 | 45.1 pp |
| 7 | EIX | 55.30 | 164,180 | 41.7 pp |
| 8 | AMZN | 262.43 | 4,784,999 | 41.7 pp |
| 9 | RCAT | 5.77 | 291,512 | 41.6 pp |
| 10 | DOW | 28.42 | 415,427 | 41.0 pp |
| 11 | VFC | 15.00 | 636,954 | 36.3 pp |
| 12 | XE | 13.71 | 134,639 | 36.1 pp |
| 13 | AAPL | 336.64 | 4,700,386 | 35.8 pp |
| 14 | CPER | 40.31 | 104,470 | 34.3 pp |
| 15 | VIXW | 14.84 | 184,096 | 31.8 pp |
| 16 | NVDA | 229.28 | 14,295,914 | 31.2 pp |
| 17 | EFA | 103.40 | 1,370,421 | 31.0 pp |
| 18 | PURR | 11.11 | 515,426 | 31.0 pp |
| 19 | IWM | 278.93 | 10,512,875 | 29.9 pp |
| 20 | PEP | 125.97 | 369,297 | 29.6 pp |
| 21 | BBY | 87.01 | 100,280 | 28.8 pp |
| 22 | DOCU | 71.08 | 130,935 | 28.5 pp |
| 23 | PGY | 18.22 | 132,694 | 28.5 pp |
| 24 | IBIT | 46.55 | 7,398,870 | 28.0 pp |
| 25 | SO | 86.17 | 105,965 | 26.5 pp |
| 26 | SRPT | 17.85 | 125,736 | -63.8 pp |
| 27 | QBTS | 14.57 | 591,276 | -43.1 pp |
| 28 | LUMN | 5.28 | 493,287 | -36.1 pp |
| 29 | UMC | 22.96 | 339,074 | -34.9 pp |
| 30 | CAPR | 7.83 | 172,297 | -31.3 pp |
| 31 | CSIQ | 11.38 | 155,466 | -27.2 pp |
| 32 | FISV | 45.63 | 270,002 | -24.8 pp |
| 33 | PSKY | 9.81 | 1,726,898 | -22.3 pp |
| 34 | TOST | 31.31 | 290,251 | -21.3 pp |
| 35 | IOVA | 14.62 | 412,679 | -20.8 pp |
| 36 | VKTX | 28.51 | 323,324 | -19.1 pp |
| 37 | QURE | 22.59 | 242,956 | -18.0 pp |
| 38 | S | 26.27 | 228,149 | -18.0 pp |
| 39 | BRUN | 13.18 | 159,715 | -17.3 pp |
| 40 | BIDU | 85.33 | 375,738 | -17.0 pp |
| 41 | LI | 11.54 | 125,204 | -16.6 pp |
| 42 | NRG | 107.97 | 185,233 | -16.1 pp |
| 43 | MCHP | 75.55 | 481,402 | -15.4 pp |
| 44 | FLY | 20.00 | 140,993 | -14.7 pp |
| 45 | WDAY | 186.59 | 151,901 | -13.7 pp |
| 46 | KORU | 17.85 | 326,194 | -13.4 pp |
| 47 | GFL | 42.78 | 557,246 | -13.2 pp |
| 48 | HPQ | 30.20 | 431,970 | -13.0 pp |
| 49 | ON | 77.53 | 305,180 | -12.8 pp |
| 50 | SG | 9.63 | 267,822 | -12.4 pp |
Screens describe what the data shows after the close. They are not trade recommendations; see the disclaimer and the methodology.