XOM EXXON MOBIL CORP Company Mergers 8-K Filing 2024 - Acquisitions and mergers Exxon Mobil Corp completed the acquisition of Pioneer Natural Resources Company through a merger agreement, with each share of Pioneer common stock being converted into 2.3234 shares of Exxon Mobil common stock.Get access to all SEC 8-K filings of the EXXON MOBIL CORP