Tri-Tech Holding (NASDAQ: TRIT ) shares lost 4.70% to create a new 52-week low of $1.52. Tri-Tech's trailing-twelve-month ROE is 4.49% Amicus Therapeutics (NASDAQ: FOLD ) shares fell 8.78% to touch a new 52-week low of $2.79. Analysts at Wedbush downgraded Amicus Therapeutics from “neutral” to “underperform.” Gyrodyne Co. of