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# Options

Simple Syntax

*Comment: Options follow the same rule as Futures Options contracts.*

`=RTD("Tws.TwsRtdServerCtrl",,"SPX/SMART/OPT/20240322/C/5110/USD", "Close")`

Complex Syntax

`=RTD("Tws.TwsRtdServerCtrl",,"loc=SPX 240315C05110000", "cur=USD", "exch=SMART", "sec=OPT", "qt=Close")`