can I see an options spread chart based on bid or ask?

[eldorado1]

on TOS I can see a chart for an option spread but there is nothing much to read in it on a daily view. I asked support and you can only watch last price on their charts.

Thanks

 

[silver217]

you can have this with IB.
green is ask, white is bid

 

[silver217]

the graph of a RUT july vertical spread 880 900

 

[eldorado1]

very cool, thanks

one day i will have to try out IB

 

[rmorse]

Tradespeed and Obsidian offer that.