At 2:15 pm.SSO dropped from 77.99 to 75.90 (-2.7%) in less than one min. on heavy vol. (10 million shares) while SPY hardly moved from 161.78 to 161.69 during the same time. It looks like a massive amount of stops in SSO were taken out in one min.
""sso was selling inot strength all day""
10 million shares of SSO traded in less than 10 mins. today. That's never happened before. If the bid is gone for even one minute it starts a cascade of stops to get hit.