shares of alexandria real estate equities inc are shed 169 to 15039 thursday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 249 to 389575 and dow jones industrial average djia falling 225 to 3320222 the stocks fall snapped a fiveday winning streak alexandria real estate equities inc closed 7456 short of its 52week high 22495 which the company achieved on december 31st the stock demonstrated a mixed performance when compared to