Trump Slams OPEC Again, Demands Lower Prices: "Oil Prices Are Too High, OPEC Is At It Again" By: TalkMarkets June 13, 2018 at 11:01 AM EDT Trump once again lashed out at OPEC, tweeting that "Oil prices are too high, OPEC is at it again. Not good!" Read More >> Related Stocks: Crude Oil United States Oil Fund