If you provide the source for your statistic and the exact verbiage, perhaps we can sort this out for you. There are in fact 2 ways of counting shareholders.
The O/S here is 1.6B, so I would have to agree that the volume has been very, very light. Any sort of buying moves the ask up, and any sort of selling moves the bid down.
Heck, until a week or two ago, most of the discussion here was about events that happened in May/June.
There's no accounting for how folks think and invest.
Wadi