ACM · Gamma exposure

Aecom ACM 62.81 -1.35 -2.1%

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ATM IV

0.367

Put Call Ratio (OI)

0.819

Put Call Ratio (Vol)

0.723

IV Rank

IV Percentile

61.3

Max Pain

Gamma exposure (2026-09-16)

Gamma exposure (GEX)

GEX estimates dealer hedging flow at each strike.
Positive GEX = dealers are long gamma; they buy the dip and sell the rip, dampening volatility. Negative GEX = dealers are short gamma; they sell the dip and buy the rip, amplifying volatility.

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Moneyness

Aecom ACM 62.81 -1.35 -2.1%

Gamma exposure (2026-09-16) Gamma exposure (GEX) GEX estimates dealer hedging flow at each strike.Positive GEX = dealers are long gamma; they buy the dip and sell the rip, dampening volatility. Negative GEX = dealers are short gamma; they sell the dip and buy the rip, amplifying volatility. Got it

Gamma exposure (2026-09-16)

Gamma exposure (GEX)

GEX estimates dealer hedging flow at each strike.
Positive GEX = dealers are long gamma; they buy the dip and sell the rip, dampening volatility. Negative GEX = dealers are short gamma; they sell the dip and buy the rip, amplifying volatility.