KEY POINTS
  • News of Chevron's purchase of Anadarko Petroleum suddenly cut off a rival bid by Occidental Petroleum, sources tell CNBC's David Faber.
  • Occidental's offer had reached the mid-$70s per share and was structured as a 40% deal, the sources say.
  • Occidental continues to consider whether to take its offer to shareholders.

Merger talks between Occidental Petroleum and Anadarko Petroleum were ongoing when Chevron announced on Friday it would acquire Anadarko for $33 billion, preventing Occidental from potentially upping its offer price, sources tell CNBC.

The deal announcement by Chevron cut short the talks between Occidental and Anadarko, the sources told CNBC's David Faber, who reported the rival bid by Houston-based Occidental on Friday. The Occidental bid had reached the mid-$70s per share and was being structured as a 40% cash deal.