Farther Finance Advisors LLC’s holdings in ProShares Ultra S&P500 were worth $516,000 as of its most recent SEC filing. Crossingbridge Advisors LLC bought a new position in shares of ProShares Ultra S&P500 in the 1st quarter valued at approximately $166,000. Get ProShares Ultra S&P500 alerts:ProShares Ultra S&P500 Stock PerformanceShares of SSO stock opened at $110.71 on Friday. ProShares Ultra S&P500 has a twelve month low of $60.84 and a twelve month high of $112.88. About ProShares Ultra S&P500ProShares Ultra S&P500 (the Fund), formerly Ultra S&P500 ProShares, seeks daily investment results that correspond to twice (200%) the daily performance of the S&P 500 Index.