stock price regn
52 Week High/Low 52 Week High is the highest sales price the stock has achieved during the regular trading hours during the most recent 52 week period. 52 Week Low is the lowest sales price the stock has fallen to during the regular trading hours during the most recent 52 week period. $ 452.96 / $ 325.35. Market cap âMarket Capitalizationâ is a measure of the estimated value of the common equity securities of the company or their equivalent.