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Sionna Therapeutics SION 5.96 -1.22 -16.99%

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ATM IV
1.99
Put Call Ratio (OI)
1.57
Put Call Ratio (Vol)
1.55
IV Rank
27.9
IV Percentile
50.9
Max Pain
5

Delta exposure (2026-09-18)

Delta approximates how many cents the option moves for a $1 move in the underlying.

A 0.50 call gains ~$0.50 if the stock goes up $1. Delta also approximates the option's probability of finishing in the money.

DTE \text{DTE}
0.0
210.0
| Δ | |\Delta|
0.00
1.00
Moneyness Moneyness
-64.0
64.0