EnerSys Insider Trading Activity

EnerSys officer John D. Yarbrough reported stock option exercises and share sales.

Rhea-AI Filing Summary

EnerSys officer John D. Yarbrough reported stock option exercises and share sales. On December 10, 2025, he exercised options for 1,843 shares of EnerSys common stock at $94.71 per share and 4,859 shares at $103.73 per share. The same day, he sold 1,843 shares and 4,859 shares at a weighted average price of $151.46 in transactions executed across multiple trades within disclosed price ranges. After these transactions, he reported owning 23,713 shares of EnerSys common stock directly, along with remaining stock options covering 922 shares at $94.71 and 9,718 shares at $103.73, which are tied to prior multi-year vesting schedules.

Insider Trade Summary

Exercise and Sale: 6,702 shares ($337K approx. pre-tax spread)

Exercise and Sale 6 txns

Insider Uplinger Chad C

Role President Motive Power Global

Sold 6,702 shs ($1.02M)

Approx. gross sale proceeds $1.02M

Approx. exercise cost $679K

Approx. pre-tax spread $337K

Type	Security	Shares	Price	Value
Exercise	Stock Option	1,843	$0.00	$0.00
Exercise	Stock Option	4,859	$0.00	$0.00
Exercise	Common Stock	1,843	$94.71	$175K
Exercise	Common Stock	4,859	$103.73	$504K
Sale	Common Stock	1,843	$151.46	$279K
Sale	Common Stock	4,859	$151.46	$736K

Holdings After Transaction: Stock Option — 10,640 contracts (Direct); Common Stock — 23,713 shares (Direct)

Footnotes (4)

1. F1. This transaction was executed in multiple trades at prices ranging from $151.13 to $151.80 USD; the price reported above reflects the weighted average sales price.
2. F2. This transaction was executed in multiple trades at prices ranging from $151.11 to $151.78 USD; the price reported above reflects the weighted average sales price.
3. F3. These options vest in three equal annual installments beginning on August 11, 2023, subject to acceleration or forfeiture in certain specified circumstances.
4. F4. These options vest in three equal annual installments beginning on August 9, 2024, subject to acceleration or forfeiture in certain specified circumstances.

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Accepted by SEC EDGAR 12/12/2025 - 04:29 PM EST Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Uplinger Chad C

(Last) (First) (Middle)

2366 BERNVILLE ROAD

(Street)

READING PA 19605

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
EnerSys [ ENS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President Motive Power Global

3. Date of Earliest Transaction (Month/Day/Year)
12/10/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/10/2025		M		1,843	A	$94.71	25,556	D
Common Stock	12/10/2025		M		4,859	A	$103.73	30,415	D
Common Stock	12/10/2025		S		1,843	D	$151.46(1)	28,572	D
Common Stock	12/10/2025		S		4,859	D	$151.46(2)	23,713	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option	$94.71	12/10/2025		M			1,843	(3)	08/11/2033	Common Stock	1,843	$0	922	D
Stock Option	$103.73	12/10/2025		M			4,859	(4)	08/09/2034	Common Stock	4,859	$0	9,718	D

Explanation of Responses:

1. This transaction was executed in multiple trades at prices ranging from $151.13 to $151.80 USD; the price reported above reflects the weighted average sales price.

2. This transaction was executed in multiple trades at prices ranging from $151.11 to $151.78 USD; the price reported above reflects the weighted average sales price.

3. These options vest in three equal annual installments beginning on August 11, 2023, subject to acceleration or forfeiture in certain specified circumstances.

4. These options vest in three equal annual installments beginning on August 9, 2024, subject to acceleration or forfeiture in certain specified circumstances.

	/s/ John Yarbrough by Power of Attorney	12/12/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.