Hi Mladen, Could you please adjust the attached Halftrend indicator to show as a histogram in a sub-window. I am only interested to see the color change. I would like to use multiple instances of the indicator on the same chart and I think the histogram would be the most effective way to achieve it...

maybe somebody have an indicator that paints a price channel using the Hodrick-Prescott Filter? i found Hodrick-Prescott Channel - vhpchannel but maybe there is some variation maybe thereis mtf version? I don't Know if this will help you (Hodrick-Prescott Channel) but in good hands can be a ATM cas...