In its second-quarter 2026 investor letter, Diamond Hill Capital Large Cap Strategy highlighted ConocoPhillips (NYSE:COP). ConocoPhillips (NYSE:COP), a US-based energy company that produces, transports, and markets crude oil, bitumen, natural gas, liquefied natural gas (LNG), and natural…This story appeared on finance.yahoo.com , 2026-08-03 14:38:50.