Securities Report – 16th Fiscal Period (April 1, 2025 – March 31, 2026)

ENEOS Holdings, Inc. Securities Report – 16th Fiscal Period (April 1, 2025 – March 31, 2026)

ENEOS Holdings, Inc. hereby submits its Securities Report for the 16th fiscal period (April 1, 2025 to March 31, 2026) in accordance with the regulations set forth by the Securities and Exchange Surveillance Commission and the Financial Services Agency of Japan.

The purpose of this report is to provide investors with accurate and timely information regarding the Company’s management and financial status. The report includes the following key sections:

- Corporate Overview - Management Policies and Performance Trends - Financial Condition Analysis - Share and Shareholder Information - Directors and Employees - Transactions with Related Parties - Risk Factors - Auditor’s Opinion

ENEOS is accelerating initiatives toward stable energy supply and the realization of a carbon-neutral society. The Company is expanding investments in renewable energy, hydrogen, ammonia, and CCUS (Carbon Capture, Utilization, and Storage). Additionally, it is pursuing sustainable growth through the enhancement of high-value-added products in its chemical and materials businesses.

From a financial perspective, the Company will continue rigorous risk management considering fluctuations in crude oil prices and foreign exchange rates, aiming to stabilize earnings and sustain shareholder returns. In line with its medium-term management plan, “ENEOS Vision 2030,” ENEOS will advance the decarbonization of its energy business and expand into new growth areas.

Going forward, ENEOS will continue to strengthen trust with stakeholders while striving to achieve both social and economic value.