In case algos still haven't gotten the message to jump all aboard into the S&P, here comes the CME with a gntle nudge in the form of 90 pages of margin hikes including Brent, RBOB and, just in case there is still anyone who wishes to trade paper precious metals against the BIS, silver. In fact, at first glance it appears the only future whose margin was not hiked was stocks: apparently stocks are never volatile enough for a margin hike.
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