I can get historical data with Qcharts 5.1 (I did not install Qcharts 6) and with the Quotecom version of my 3rd party software (Investor R/T), but I can not get these historical data with the eSignal version of my 3rd party software.
How to get these data (and not only the last price)?
How to get these data (and not only the last price)?