This Is How The Algos Trade The Fed Announcement
With Treasury volatility spiking in "panic" mode but equity volatility in "everything will be fine" mode, there is plenty of room for the algos to go wild around this afternoon's decision. As Nanex shows, the last few years has seen lower and lower liquidity on Fed days as the pattern of liquidity collapse intraday provides just the ammunition for the instant buying-panic in the first 2 minutes after the decision.
Equity traders seem extremely complacent...