Morningstar Quantitative Ratings for Stocks are generated using an algorithm that compares companies that are not under analyst coverage to peer companies that do receive analyst-driven ratings.

OKLAHOMA CITY — A rate review case filed at the Oklahoma Corporation Commission by Public Service Company of Oklahoma could result in a hefty bill increase for PSO customers.

Public Service Co. of Oklahoma has sued the Rogers County Commission and the county’s Board of Adjustment after the latter panel rejected a special exception request by PSO that the county required to ...

1 Day PSO 0.77% DJIA -0.08% S&P 500 0.02% Energy -0.54% ...