[Form 4] STERIS plc Insider Trading Activity

Rhea-AI Filing Summary

Alegria Esther M., a director of STERIS plc (STE), reported equity awards on Form 4 dated 08/08/2025. The filing shows an acquisition of 1,407 nonqualified stock options at an exercise price of $242.85 and 487 Career Restricted Stock Units (RSUs). The filing states the options are fully vested and exercisable immediately and carry an expiration date of 08/08/2035. Each Career RSU represents the right to one ordinary share and is fully vested but will be settled in shares six months after the director ceases Board service. The Form reports total beneficial ownership following these transactions of 2,896 ordinary shares and was signed by an authorized representative on 08/12/2025.

Positive

• 1,407 nonqualified stock options were acquired and are fully vested and exercisable immediately, giving the director immediate alignment with shareholder outcomes
• 487 Career Restricted Stock Units were awarded and are fully vested, representing rights to ordinary shares

Negative

• None.

Insights

Corporate Governance Expert

TL;DR: Director received immediate, fully vested equity awards—routine compensation but relevant to governance and alignment.

The Form 4 discloses grant and immediate vesting of 1,407 nonqualified stock options and 487 Career RSUs to a director. Immediate vesting is notable from a governance perspective because it accelerates the director's economic exposure to company performance. The options carry a stated exercise price of $242.85 and an apparent ten-year term to 08/08/2035. The Career RSUs convert to ordinary shares only following a six-month post‑service settlement condition, which retains a retention element despite immediate vesting. These details are material for disclosure of insider holdings and director compensation, but they resemble routine equity awards rather than extraordinary transactions.

Securities Analyst

TL;DR: Insider acquired equity instruments that increase potential share exposure; financial impact appears routine and likely immaterial to valuation.

The report documents acquisition (not sale) of equity-based instruments: 1,407 options at $242.85 and 487 Career RSUs, with total beneficial ownership after the transaction listed as 2,896 ordinary shares. The options are described as fully vested and exercisable immediately, with an expiration date shown as 08/08/2035, indicating a typical long-dated option structure. The RSUs are fully vested but settlement is contingent on a post-service timeframe. For most investors, these amounts are small relative to large-cap capitalization and represent standard director compensation rather than a material change to capital structure.

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
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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^*

Alegria Esther M.

(Last) (First) (Middle)

C/O 70 SIR JOHN ROGERSON'S QUAY

(Street)

DUBLIN 2 L2 D02 R296

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
STERIS plc [ STE ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
08/08/2025

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

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
Director Stock Option (right to buy)	$242.85	08/08/2025		A		1,407		(1)	08/08/2035	Ordinary Shares	1,407	$0	1,407	D
Career Restricted Stock Units	(2)	08/08/2025		A		487		(3)	(3)	Ordinary Shares	487	$0	2,896	D

Explanation of Responses:

1. These nonqualified stock options are fully vested and are exercisable immediately.

2. Each Career Restricted Stock Unit represents the right to receive one STERIS ordinary share six months after the cessation of the Director's Board service.

3. These Career Restricted Stock Units are fully vested immediately. They will be settled in STERIS ordinary shares six months after the cessation of the Director's Board service.

Remarks:

	/s/ John P. Ubbing, Authorized Representative under Power of Attorney	08/12/2025
	** 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.

FAQ

What transactions did Alegria Esther M. report for STERIS (STE)?

On 08/08/2025 the director acquired 1,407 nonqualified stock options and 487 Career RSUs, as reported on Form 4.

What is the exercise price and term for the reported options?

The nonqualified stock options carry an exercise price of $242.85 and an apparent expiration date of 08/08/2035.

Are the options and RSUs vested and when will RSUs convert to shares?

The filing states the options and Career RSUs are fully vested immediately. Career RSUs will be settled in ordinary shares six months after cessation of Board service.

How many shares does the reporting person beneficially own after the transaction?

The Form reports 2,896 ordinary shares beneficially owned following the reported transactions.

Who filed and signed the Form 4 and when was it signed?

The Form 4 was filed for one reporting person and signed by an authorized representative, John P. Ubbing, on 08/12/2025.