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ACI Worldwide ACIW 50.27 -0.91 -1.77%

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ATM IV
0.35
Put Call Ratio (OI)
0.732
Put Call Ratio (Vol)
0.463
IV Rank
20.6
IV Percentile
11.9
Max Pain
50

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
245.0
| Δ | |\Delta|
0.00
1.00
Moneyness Moneyness
-39.6
39.6