With a market capitalization (market cap) of $81.03B — a measure of how much the company is worth — Eni S.p.A. is the 215th most valuable company in Energy as of August 18, 2026. Shares trade at $55.93, down +0.18% on the day.
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Eni S.p.A. is an international energy company primarily engaged in the discovery, development, and extraction of crude oil and natural gas resources. Its operations are organized into distinct divisions: Exploration & Production; Global Gas & LNG Portfolio; Refining & Marketing and Chemicals; Plenitude and Power; and Corporate and Other activities. The Exploration & Production division is responsible for the research, development, and output of oil, condensates, and natural gas, additionally undertaking initiatives in forestry conservation and carbon dioxide capture and storage. Its Global Gas & LNG Portfolio division oversees the procurement and wholesale distribution of natural gas via pipelines, including international transport, along with the acquisition and sale of liquefied natural gas (LNG). The Refining & Marketing and Chemicals segment manages the processing, supply, distribution, and commercialization of various fuels and chemical products. The Plenitude and Power segment, formerly known as Eni gas e luce, handles the retail provision of gas and electricity, alongside related services, and is involved in generating and wholesaling electricity from both thermoelectric and renewable power facilities. As of December 31, 2021, the company declared net proved reserves totaling 6,628 million barrels of oil equivalent and possessed an operational capacity of 4.5 gigawatts (GW). Established in 1953, Eni's corporate headquarters are situated in Rome, Italy.
Visit websiteAs of August 18, 2026, Eni S.p.A. (E) is worth $81.03B — this is its market capitalization, the total value of all its outstanding shares.
Eni S.p.A.’s market cap is $81.03B, which ranks it #215 among the most valuable companies in the Energy sector tracked on MarketCapLens.
Eni S.p.A. (E) shares trade at $55.93, down 0.18% on the day, as of August 18, 2026.
Eni S.p.A. trades at a price-to-earnings (P/E) ratio of 32.5, based on its latest share price and annual earnings per share.
Fundamentals are annual. Figures labeled with their fiscal year.
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