I received several questions this week regarding some of the charts I post that have to do with the McClellan Oscillator so I thought I would provide some more detailed info on one specific chart: The Nasdaq Summation Index.
Since I obtain these charts from StockCharts website, let’s start with a brief explanation and the calculation info from there:
Here is a current chart on where the NASI stands at present time (just above the 200 day moving average):
There is additional information in the link above that I recommend you fully read if you are not already aware of this. One final tidbit I will highlight though is from the Conclusion part of the link: