Wall Street starting to pick an oil bottom By: CNBC.com News December 03, 2014 at 11:43 AM EST Barclays became the first big Wall Street firm to upgrade a major oil stock in the wake of the crash in oil prices. Read More >> Related Stocks: BP Plc ADR Barclays Plc ADR Boardwalk Pipeline Partners LP Common Units Schlumberger Ltd Spectra Energy iPath Dow Jones-Goldman Sachs Crude Oil Fund