XLI gamma levels.

Where XLI tends to stick and where it slips: the call wall, put wall, gamma flip and Volt, 15-minute delayed and free.

• XLI $170.43 · up 0.00% on the day · negative gamma overall (moves tend to extend)
• Levels: ★ Volt — biggest level 170 (below price · 0.43 / 0.25% away); ↯ Surge — live flow 169 (below price · 1.43 / 0.84% away); ‖ call wall — ceiling, sticky 185 (above price · 14.57 / 8.55% away); ‖ put wall — floor, slippery 170 (below price · 0.43 / 0.25% away); ⚡ gamma flip 186.58 (above price · 16.15 / 9.48% away); ↘ Reversal 185 (above price · 14.57 / 8.55% away)
• Expected move today ±4.54 · pre-open reference
• Strikes nearest the money (high to low): 172.5 positive, 172 positive, 171 negative, 170 negative, 169 negative, 168 negative
• Since yesterday's close, positioning grew at 165, 168, 170.
• Event pricing: the options market prices an unusually large move into 2026-10-30 (±$10.28 by that date, about 2.2x this board's normal daily move). On single names this is usually an earnings report. Descriptive of the market's own pricing, never a forecast.
• ATM implied volatility 26.1%