MMM gamma levels.

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

• MMM $160.89 · up 0.58% on the day · positive gamma overall (moves grind and levels hold)
• Levels: ★ Volt, the biggest level 175 (above price · 14.11 / 8.77% away); ↯ Surge, live flow 125 (below price · 35.89 / 22.31% away); ‖ call wall — ceiling, sticky 175 (above price · 14.11 / 8.77% away); ‖ put wall — floor, slippery 160 (below price · 0.89 / 0.55% away); ↘ Reversal 160 (below price · 0.89 / 0.55% away)
• Expected move today ±5.40
• Strikes nearest the money (high to low): 167.5 positive, 165 negative, 162.5 negative, 160 negative, 157.5 negative, 155 negative
• Since yesterday's close, positioning grew at 175.
• Event pricing: the options market prices an unusually large move into 2026-10-23 (±$11.84 by that date, about 1.8x 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 26.9%