KATSAROS ARTHUR T

SEC source: 0001562180-24-005754 · primarydocument.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,593.7434

F2 · shares: This amount reflects a matching stock unit contribution by EnerSys for the reporting person's account in the Plan. The matching stock unit contribution vests 25% on each of October 12, 2024, January 12, 2025, April 12, 2025, and July 12, 2025. Such vesting is subject to acceleration or cancellation upon the occurrence of certain events.

F3 · balance_after: As a result of these transactions the reporting person has an additional 466 stock units in the Plan. Each of these stock units represents a right to receive one share of EnerSys common stock and is payable upon the reporting person's Termination, as defined in the Plan.

SEC source: 0001562180-24-005754 · primarydocument.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,515.7434

F1 · shares: In lieu of receiving cash fees, the reporting person received 388 stock units, which immediately vested, in the EnerSys Voluntary Deferred Compensation Plan for Non-Employee Directors (the "Plan").

SEC source: 0001562180-24-005506 · primarydocument.xml · nonDerivative · entry 6

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,127.7434

F6 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on April 26, 2024, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001562180-24-005506 · primarydocument.xml · nonDerivative · entry 5

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,127.5478

F5 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on January 16, 2024, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001562180-24-005506 · primarydocument.xml · nonDerivative · entry 4

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,127.4084

F4 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on October 20, 2023, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001562180-24-005506 · primarydocument.xml · nonDerivative · entry 3

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,127.308

F3 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on July 19, 2023, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001562180-24-005506 · primarydocument.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,127.2686

F2 · shares: These shares were granted in the form of Restricted Stock Units ("RSUs"), in connection with the Dividend, with respect to vested RSUs granted to the reporting person on various dates under the EnerSys Deferred Compensation Plan for Non-Employee Directors (the "Plan"), and adjusted for previously declared and paid cash dividends. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001562180-24-005506 · primarydocument.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,022.7235

F1 · shares: These shares were granted in the form of Deferred Stock Units ("DSUs"), in connection with the cash dividend paid on June 28, 2024, to stockholders of record as of June 14, 2024 (the "Dividend"), with respect to 46,669 vested DSUs granted to the reporting person on various dates and adjusted for previously declared and paid cash dividends. These DSUs are vested and payable concurrent with the underlying DSUs.

SEC source: 0001562180-24-003561 · primarydocument.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,915.1253

F2 · shares: This amount reflects a matching stock unit contribution by EnerSys for the reporting person's account in the Plan. The matching stock unit contribution vests 25% on each of July 26, 2024, October 26, 2024, January 26, 2025, and April 26, 2025. Such vesting is subject to acceleration or cancellation upon the occurrence of certain events.

F3 · balance_after: As a result of these transactions the reporting person has an additional 542 stock units in the Plan. Each of these stock units represents a right to receive one share of EnerSys common stock and is payable upon the reporting person's Termination, as defined in the Plan.

SEC source: 0001562180-24-003561 · primarydocument.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,825.1253

F1 · shares: In lieu of receiving cash fees, the reporting person received 452 stock units, which immediately vested, in the EnerSys Voluntary Deferred Compensation Plan for Non-Employee Directors (the "Plan").

SEC source: 0001562180-24-003170 · primarydocument.xml · nonDerivative · entry 6

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,373.1253

F6 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on January 16, 2024, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001562180-24-003170 · primarydocument.xml · nonDerivative · entry 5

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,372.9228

F5 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on October 20, 2023, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001562180-24-003170 · primarydocument.xml · nonDerivative · entry 4

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,372.7581

F4 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on July 19, 2023, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001562180-24-003170 · primarydocument.xml · nonDerivative · entry 3

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,372.6743

F3 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on April 18, 2023, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001562180-24-003170 · primarydocument.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,372.6168

F2 · shares: These shares were granted in the form of Restricted Stock Units ("RSUs"), in connection with the Dividend, with respect to vested RSUs granted to the reporting person on various dates under the EnerSys Deferred Compensation Plan for Non-Employee Directors (the "Plan"), and adjusted for previously declared and paid cash dividends. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001562180-24-003170 · primarydocument.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,259.5944

F1 · shares: These shares were granted in the form of Deferred Stock Units ("DSUs"), in connection with the cash dividend paid on March 29, 2024 to stockholders of record as of March 15, 2024 (the "Dividend"), with respect to 46,669 vested DSUs granted to the reporting person on various dates, and adjusted for previously declared and paid cash dividends. These DSUs are vested and payable concurrent with the underlying DSUs.

SEC source: 0001209191-24-001850 · doc4.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,141.9561

F2 · shares: This amount reflects a matching stock unit contribution by EnerSys for the reporting person's account in the Plan. The matching stock unit contribution vests 25% on each of April 16, 2024, July 16, 2024, October 16, 2024, and January 16, 2025. Such vesting is subject to acceleration or cancellation upon the occurrence of certain events.

F3 · balance_after: As a result of these transactions the reporting person has an additional 509 stock units in the Plan. Each of these stock units represents a right to receive one share of EnerSys common stock and is payable upon the reporting person's Termination, as defined in the Plan.

SEC source: 0001209191-24-001850 · doc4.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,056.9561

F1 · shares: In lieu of receiving cash fees, the reporting person received 424 stock units, which immediately vested, in the EnerSys Voluntary Deferred Compensation Plan for Non-Employee Directors (the "Plan").

SEC source: 0001209191-24-000125 · doc4.xml · nonDerivative · entry 6

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,632.9561

F6 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on October 20, 2023, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-24-000125 · doc4.xml · nonDerivative · entry 5

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,632.7511

F5 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on July 19, 2023, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-24-000125 · doc4.xml · nonDerivative · entry 4

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,632.6327

F4 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on April 18, 2023. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-24-000125 · doc4.xml · nonDerivative · entry 3

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,632.5253

F3 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on January 20, 2023, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-24-000125 · doc4.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,632.4692

F2 · shares: These shares were granted in the form of Restricted Stock Units ("RSUs"), in connection with the Dividend, with respect to vested RSUs granted to the reporting person on various dates under the EnerSys Deferred Compensation Plan for Non-Employee Directors (the "Plan"), and adjusted for previously declared and paid cash dividends. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-24-000125 · doc4.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,528.1026

F1 · shares: These shares were granted in the form of Deferred Stock Units ("DSUs"), in connection with the cash dividend paid on December 29, 2023 to stockholders of record as of December 15, 2023 (the "Dividend"), with respect to 46,669 vested DSUs granted to the reporting person on various dates, and adjusted for previously declared and paid cash dividends. These DSUs are vested and payable concurrent with the underlying DSUs.

SEC source: 0001209191-23-053473 · doc4.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,418.2828

F2 · shares: This amount reflects a matching stock unit contribution by EnerSys for the reporting person's account in the Plan. The matching stock unit contribution vests 25% on each of January 20, 2024, April 20, 2024, July 20, 2024, and October 20, 2024. Such vesting is subject to acceleration or cancellation upon the occurrence of certain events.

F3 · balance_after: As a result of these transactions the reporting person has an additional 550 stock units in the Plan. Each of these stock units represents a right to receive one share of EnerSys common stock and is payable upon the reporting person's Termination, as defined in the Plan.

SEC source: 0001209191-23-053473 · doc4.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,326.2828

F1 · shares: In lieu of receiving cash fees, the reporting person received 458 stock units, which immediately vested, in the EnerSys Voluntary Deferred Compensation Plan for Non-Employee Directors (the "Plan").

SEC source: 0001209191-23-051506 · doc4.xml · nonDerivative · entry 6

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,868.2828

F6 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on July 19, 2023, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-051506 · doc4.xml · nonDerivative · entry 5

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,868.1141

F5 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on April 18, 2023. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-051506 · doc4.xml · nonDerivative · entry 4

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,867.9427

F4 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on January 20, 2023, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-051506 · doc4.xml · nonDerivative · entry 3

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,867.8234

F3 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on October 14,2022, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-051506 · doc4.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,867.7421

F2 · shares: These shares were granted in the form of Restricted Stock Units ("RSUs"), in connection with the Dividend, with respect to vested RSUs granted to the reporting person on various dates under the EnerSys Deferred Compensation Plan for Non-Employee Directors (the "Plan"), and adjusted for previously declared and paid cash dividends. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-051506 · doc4.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,758.0319

F1 · shares: These shares were granted in the form of Deferred Stock Units ("DSUs"), in connection with the cash dividend paid on September 29, 2023 to stockholders of record as of September 15, 2023 (the "Dividend"), with respect to 46,669 vested DSUs granted to the reporting person on various dates, and adjusted for previously declared and paid cash dividends. These DSUs are vested and payable concurrent with the underlying DSUs.

SEC source: 0001209191-23-045845 · doc4.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,641.1933

F1 · security: These shares were granted as deferred stock units and vest upon grant. These deferred stock units are payable no earlier than six months following a termination of service as a director of the Company, at the director's election, with the right of the Company to clawback the value of the deferred stock unit within one year following a termination of service upon the occurrence of certain events.

SEC source: 0001209191-23-043104 · doc4.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,647.1933

F2 · shares: This amount reflects a matching stock unit contribution by EnerSys for the reporting person's account in the Plan. The matching stock unit contribution vests 25% on each of October 19, 2023, January 19, 2024, April 19, 2024, and July 19, 2024. Such vesting is subject to acceleration or cancellation upon the occurrence of certain events.

F3 · balance_after: As a result of these transactions the reporting person has an additional 426 stock units in the Plan. Each of these stock units represents a right to receive one share of EnerSys common stock and is payable upon the reporting person's Termination, as defined in the Plan.

SEC source: 0001209191-23-043104 · doc4.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,576.1933

F1 · shares: In lieu of receiving cash fees, the reporting person received 355 stock units, which immediately vested, in the EnerSys Voluntary Deferred Compensation Plan for Non-Employee Directors (the "Plan").

SEC source: 0001209191-23-041100 · doc4.xml · nonDerivative · entry 6

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,221.1933

F6 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on April 18, 2023. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-041100 · doc4.xml · nonDerivative · entry 5

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,221.0385

F5 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on January 20, 2023, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-041100 · doc4.xml · nonDerivative · entry 4

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,220.9173

F4 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on October 14,2022, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-041100 · doc4.xml · nonDerivative · entry 3

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,220.8072

F3 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on July 14, 2022, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-041100 · doc4.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,220.7503

F2 · shares: These shares were granted in the form of Restricted Stock Units ("RSUs"), in connection with the Dividend, with respect to vested RSUs granted to the reporting person on various dates under the EnerSys Deferred Compensation Plan for Non-Employee Directors (the "Plan"), and adjusted for previously declared and paid cash dividends. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-041100 · doc4.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,147.193

F1 · shares: These shares were granted in the form of Deferred Stock Units ("DSUs"), in connection with the cash dividend paid on June 30, 2023 to stockholders of record as of June 16, 2023 (the "Dividend"), with respect to 43,675 vested DSUs granted to the reporting person on various dates, and adjusted for previously declared and paid cash dividends. These DSUs are vested and payable concurrent with the underlying DSUs.

SEC source: 0001209191-23-024986 · doc4.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,072.8645

F2 · shares: This amount reflects a matching stock unit contribution by EnerSys for the reporting person's account in the Plan. The matching stock unit contribution vests 25% on each of July 18, 2023, October 18, 2023, January 18, 2024 and April 18, 2024. Such vesting is subject to acceleration or cancellation upon the occurrence of certain events.

F3 · balance_after: As a result of these transactions the reporting person has an additional 577 stock units in the Plan. Each of these stock units represents a right to receive one share of EnerSys common stock and is payable upon the reporting person's Termination, as defined in the Plan.

SEC source: 0001209191-23-024986 · doc4.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,976.8645

F1 · shares: In lieu of receiving cash fees, the reporting person received 481 stock units, which immediately vested, in the EnerSys Voluntary Deferred Compensation Plan for Non-Employee Directors (the "Plan").

SEC source: 0001209191-23-022728 · doc4.xml · nonDerivative · entry 6

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,495.8645

F6 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on January 20, 2023, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-022728 · doc4.xml · nonDerivative · entry 5

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,495.6631

F5 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on October 14,2022, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-022728 · doc4.xml · nonDerivative · entry 4

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,495.4572

F4 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on July 14, 2022, under the Plan. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-022728 · doc4.xml · nonDerivative · entry 3

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,495.3154

F3 · shares: These shares were granted in the form of RSUs, in connection with the Dividend, with respect to unvested RSUs granted to the reporting person on April 15, 2022. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-022728 · doc4.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,495.2565

F2 · shares: These shares were granted in the form of Restricted Stock Units ("RSUs"), in connection with the Dividend, with respect to vested RSUs granted to the reporting person on various dates under the EnerSys Deferred Compensation Plan for Non-Employee Directors (the "Plan"), and adjusted for previously declared and paid cash dividends. These RSUs are vested and payable concurrent with the underlying RSUs.

SEC source: 0001209191-23-022728 · doc4.xml · nonDerivative · entry 1

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,407.946

F1 · shares: These shares were granted in the form of Deferred Stock Units ("DSUs"), in connection with the cash dividend paid on March 31, 2023 to stockholders of record as of March 17, 2023 (the "Dividend"), with respect to 43,675 vested DSUs granted to the reporting person on various dates, and adjusted for previously declared and paid cash dividends. These DSUs are vested and payable concurrent with the underlying DSUs.

SEC source: 0001209191-23-004641 · doc4.xml · nonDerivative · entry 2

KATSAROS ARTHUR T · CIK 0001220007 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 92,315.2904

F2 · shares: This amount reflects a matching stock unit contribution by EnerSys for the reporting person's account in the Plan. The matching stock unit contribution vests 25% on each of April 20, 2023, July 20, 2023, October 20, 2023, and January 20, 2024. Such vesting is subject to acceleration or cancellation upon the occurrence of certain events.

F3 · balance_after: As a result of these transactions the reporting person has an additional 598 stock units in the Plan. Each of these stock units represents a right to receive one share of EnerSys common stock and is payable upon the reporting person's Termination, as defined in the Plan.