Not many is my guess. Lots of bots.
I'll bet there's a paycheck of some sort involved. The well funded show up at every anti-American event, and the money trail always comes out in the end. Soros knows he's getting old and is in more of a hurry to bring down the U.S. more than ever before.
Today, what we see and here from the left is always a manufactured event (which is why free oboma phones were referred to as a "necessity").
If they were honest about everything, they'd become nothing but the butt of late night jokes.