EnerSys

16. Earnings Per Share

The following table sets forth the reconciliation from basic to diluted weighted-average number of common shares outstanding and the calculations of net earnings per common share attributable to EnerSys stockholders.

17. Business Segments

The Company's chief operating decision maker, or CODM (the Company's Chief Executive Officer), reviews financial information for purposes of assessing business performance and allocating resources, by focusing on the lines of business on a global basis. The Company identifies the following as itsfour operating segments, based on lines of business:

•Energy Systems - uninterruptible power systems, or “UPS” applications for computer and computer-controlled systems, as well as telecommunications systems, switchgear and electrical control systems used in industrial facilities and electric utilities, large-scale energy storage and energy pipelines. Energy Systems also includes highly integrated power solutions and services to broadband, telecom, data center, and industrial customers, as well as thermally managed cabinets and enclosures for electronic equipment and batteries.

•Motive Power -power for electric industrial forklifts, AGVs other material handling equipment used in manufacturing, and warehousing operations, as well as equipment used in floor care, mining, rail and airport ground support applications.

•Specialty - premium starting, lighting and ignition applications in transportation, energy solutions for satellites, spacecraft, commercial aircraft, military, aircraft, submarines, ships, other tactical vehicles, defense applications and portable power solutions for soldiers in the field, as well as medical devices and equipment.

•New Ventures - energy storage and management systems for demand charge reduction, utility back-up power, and dynamic fast charging for electric vehicles.

The operating segments of Energy Systems, Motive Power, and Specialty also represent the Company's reportable segments under ASC 280, Segment Reporting. The results of New Ventures include start-up and operating expenses captured within the "Corporate and other" category of operating earnings.

Summarized financial information related to the Company’s reportable segments at June 29, 2025 and June 30, 2024.

(1)Reportable segments do not record inter-segment revenues and accordingly there are none to report.

(2)The Company does not allocate interest expense or other (income) expense, net, to the reportable segments.

(3) Corporate and other includes amounts managed on a company-wide basis and not directly allocated to any reportable segments, primarily relating to IRA production tax credits. Also, included are start-up costs for exploration of a new lithium plant as well as start-up operating expenses from the New Ventures operating segment.

(4) Primarily includes cost of sales and operating expenses

(1)Reportable segments do not record inter-segment revenues and accordingly there are none to report.

(2)The Company does not allocate interest expense or other (income) expense, net, to the reportable segments.

(3) Corporate and other includes amounts managed on a company-wide basis and not directly allocated to any reportable segments, primarily relating to IRA production tax credits. Also, included are start-up costs for exploration of a new lithium plant as well as start-up operating expenses from the New Ventures operating segment.

(4) Primarily includes cost of sales and operating expenses

The Company's property, plant and equipment by reportable segments as of June 29, 2025 and June 30, 2024 are as follows: