We used to work together sumatriptan injection cost uk DonâÂÂt put Setrakian in the perma-bear camp though. First of all, heâÂÂs a trader, and his opinions are subject to change as quickly as the market is, but even his current warning comes with an expected expiration date. âÂÂIâÂÂm positioning for a quick, violent pullback in the S&P over the next three-to-six weeks, before it ends the year in classic fashion with a rally,â he says.