The Sell-off in to the close?

That's what I was thinking several posts ago.

 They managed to get some volume in to this dwindling, record breaking volume-less market.

 However on a very parabolic move, seemingly on no news and no catalyst. I never trust parabolic moves up or down, they just don't seem to end well and the last 30 mins has been the most parabolic going in to the closing hour when the big boys come out.

Here's the most recent intraday parabolic move.