shares of public storage psa rallied 103 to 35534 monday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 040 to 429714 and the dow jones industrial average djia rising 045 to 3391244 this was the stocks ninth consecutive day of gains public storage closed 6642 below its 52week high 42176 which the company achieved on april 21st the stock outperformed some of its competitors monday as extra space storage inc exr rose 086 to 21379 and life storage inc lsi rose 088 to 13676 trading volume 530935 remained 147556 below its 50day average volume of 678491 editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use