The far right column is the shares changed column.
Current shares 27,479,801
Shares changed 27,181,251
Look at some of the others that sold all shares to compare.
Current shares 0
Shares changed (Sold all) -300000 for example
This website can be a little bit confusing, but it sure helps me decide if I am going to buy in or not. Some stocks you plug in here will show all green (adding, new positions). Other stocks show no institutional/ mutual fund ownership at all(which I avoid buying).