W3 -- it's clear that others don't have the information you are seeking ~OR~ don't share your viewpoint of the value and/or relevance of doing that work for you.
So, perhaps you would share ~YOUR~ DD on the matter.
...Catz
P.S. I agree with Exdimer. Don't know, don't care. However, if it is important to ~you~ -- then take a look at the voting (example, eTrade reports in collective, so that is likely retailers, etc), as well as the mandatory SEC filings for 5%+ 'ers.
.... Please, just call me Catz ;) - - - - - {and the requisite, all IMHO, do your own due diligence, and make your own investments}