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Septerna SEPN 38.61 0.86 2.28%

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ATM IV
0.741
Put Call Ratio (OI)
0.767
Put Call Ratio (Vol)
2.3
IV Rank
23.5
IV Percentile
37.3
Max Pain
40

Gamma exposure (2026-09-11)

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.

DTE \text{DTE}
7.0
217.0
| Δ | |\Delta|
0.00
1.00
Moneyness Moneyness
-31.5
31.5