SIRI · Gamma exposure

Sirius XM Holdings SIRI 27.31 -0.43 -1.55%

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ATM IV

0.304

Put Call Ratio (OI)

0.421

Put Call Ratio (Vol)

0.184

IV Rank

25.3

IV Percentile

5.58

Max Pain

28.5

Gamma exposure (2026-09-18)

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

Sirius XM Holdings SIRI 27.31 -0.43 -1.55%

Gamma exposure (2026-09-18) 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 (2026-09-18)

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.