Steel Dynamics (STLD) option implied volatility increases into Q1

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Steel Dynamics, Inc. (NASDAQ: STLD) Delayed: 244.37 -0.8 (0.33%)
Previous Close $245.17    52 Week High $33.26 
Open $232.65    52 Week Low $15.32 
Day High $246.35    P/E 309.33 
Day Low $231.25    EPS $0.79 
Volume 1,674,893