Put-Call Ratio (Volume) (90-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

GrafTech International Ltd. (EAF) had 90-Day Put-Call Ratio (Volume) of 2.7167 for 2026-04-20.

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Figures for 2026-04-20

Volatility Metrics
Historical Volatility (Close-to-Close)	1.5316
Historical Volatility (Parkinson)	1.0801
Implied Volatility (Calls)	1.1543
Implied Volatility (Puts)	1.3168
Implied Volatility (Mean)	1.2356
Put-Call Implied Volatility Ratio	1.1408
Implied Volatility Skew	0.0500
Option Statistics
Put-Call Ratio (Volume)	2.7167
Put-Call Ratio (Open Interest)	0.4409