EnerSys (NYSE: ENS) director adds to stake with DSU grant

Rhea-AI Filing Summary

EnerSys (ENS) director Ronald P. Vargo reported an acquisition of 982 shares of Common Stock in the form of Deferred Stock Units (DSUs) granted on 2026-08-14. The DSUs vest upon grant and are payable no earlier than six months after termination of board service, with a company clawback right for one year following termination under certain events. Following this grant, Vargo directly holds 36,511 shares.

Insider Trade Summary

Net Buyer: 982 shares

Net Buy 1 txn

Insider Vargo Ronald P

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock F1	982	$0.00	$0.00

Holdings After Transaction: Common Stock — 36,511 shares (Direct)

Footnotes (1)

1. F1. These shares were granted as Deferred Stock Units (DSUs) and vest upon grant. These DSUs are payable no earlier than six months following 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 DSUs within one year following a termination of service upon the occurrence of certain events.

Key Figures

Shares granted: 982 shares Price per share: $0.00 per share Shares held after transaction: 36,511 shares +2 more

5 metrics

Shares granted 982 shares Deferred Stock Units (DSUs) granted to director Ronald P. Vargo on 2026-08-14

Price per share $0.00 per share Reported grant price for the 982 DSUs

Shares held after transaction 36,511 shares Direct EnerSys common stock holdings of Ronald P. Vargo following the grant

DSU payout deferral Six months DSUs payable no earlier than six months after termination of board service

Clawback period One year Company may claw back DSU value within one year following termination upon certain events

Key Terms

Deferred Stock Units (DSUs), vest upon grant, clawback

3 terms

Deferred Stock Units (DSUs) financial

"These shares were granted as Deferred Stock Units (DSUs) and vest upon grant"

Deferred stock units (DSUs) are a form of long-term pay that promises an employee or director future company shares or cash equal to the share value at a later date, usually after leaving the company or at a set vesting time. Think of them as a delayed paycheck tied to the stock: they align recipients’ interests with long-term share performance and matter to investors because they create potential future dilution and signal how management is rewarded and incentivized.

vest upon grant financial

"These shares were granted as Deferred Stock Units (DSUs) and vest upon grant"

clawback financial

"with the right of the Company to clawback the value of the DSUs within one year"

A clawback is a contractual or legal right to recover money that was already paid out—often executive bonuses, incentives, or erroneous payments—when certain conditions change, such as fraud, accounting mistakes, or failure to meet performance targets. It matters to investors because clawbacks protect shareholder value by discouraging risky or misleading behavior, can affect future cash flow and executive incentives, and signal stronger governance, much like a store recalling a refund after discovering it was issued in error.

FAQ

What transaction did EnerSys (ENS) director Ronald P. Vargo report on this Form 4?

Ronald P. Vargo reported a grant of 982 Deferred Stock Units (DSUs) tied to EnerSys common stock on 2026-08-14. The award is compensation-related, carries no purchase price, and increases his directly held EnerSys share balance to 36,511 shares.

At what price were the EnerSys (ENS) shares acquired in Ronald Vargo’s Form 4 filing?

The 982 EnerSys shares were acquired at a reported price of $0.00 per share, reflecting a director compensation grant rather than an open-market purchase. The grant is structured as Deferred Stock Units (DSUs) that convert into shares at a later payout date.

How many EnerSys (ENS) shares does Ronald Vargo hold after this reported transaction?

After the DSU grant, Ronald Vargo directly holds 36,511 shares of EnerSys common stock. This total includes the newly awarded 982 DSUs that vest immediately but are payable only after his termination of service as a director, subject to the plan’s payout rules.

What are the key vesting and payout terms of the EnerSys (ENS) DSUs granted to Ronald Vargo?

The 982 Deferred Stock Units (DSUs) vest upon grant but are payable in EnerSys shares no earlier than six months after termination of service as a director, at his election. EnerSys retains a one-year clawback right after termination for specified events.

Is Ronald Vargo’s Form 4 transaction in EnerSys (ENS) related to a Rule 10b5-1 trading plan?

The filing indicates the Rule 10b5-1 checkbox is not affirmed for this transaction. The reported Form 4 event is a compensation-related grant of Deferred Stock Units, not an open-market trade executed under a pre-arranged Rule 10b5-1 trading plan.

AI-generated analysis. How Rhea-AI works. Not financial advice.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/18/2026 - 04:26 PM Accepted by SEC EDGAR 08/18/2026 - 04:25 PM 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^*

Vargo Ronald P

(Last) (First) (Middle)

2366 BERNVILLE ROAD

(Street)

READING PENNSYLVANIA 19605

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/14/2026

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

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

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

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	08/14/2026		A		982(1)	A	$0	36,511	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

Explanation of Responses:

1. These shares were granted as Deferred Stock Units (DSUs) and vest upon grant. These DSUs are payable no earlier than six months following 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 DSUs within one year following a termination of service upon the occurrence of certain events.

	/s/ John Yarbrough, by Power of Attorney	08/18/2026
	** 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.
* Form 4: SEC 1474 (03-26)