STERIS CFO has 190 shares withheld for taxes

STERIS plc Senior Vice President and CFO Karen L. Burton reported an automatic share disposition tied to tax withholding.

Rhea-AI Filing Summary

STERIS plc Senior Vice President and CFO Karen L. Burton reported an automatic share disposition tied to tax withholding. On June 3, 2026, 190 ordinary shares were withheld from 651 restricted shares that vested, using the NYSE closing price of $210.19 per share to determine the tax value. This was not an open‑market sale but a payment of taxes in shares.

After this transaction, Burton directly holds 13,274 ordinary shares, of which 9,588 remain restricted as of June 3, 2026. Those restricted shares are scheduled to lapse in stages between June 4, 2026 and June 4, 2029.

Insider Trade Summary

Exercise Price or Tax Liability: 190 shares

Exercise Price or Tax Liability 1 txn

Insider Burton Karen L

Role Sr. Vice Pres., CFO

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Ordinary Shares	190	$210.19	$40K

Holdings After Transaction: Ordinary Shares — 13,274 shares (Direct)

Footnotes (2)

1. F1. 190 shares were withheld from the 651 restricted shares that vested on June 3, 2026. These 190 shares represent the value of the taxes required to be withheld pursuant to applicable employment or tax laws, as determined by the Issuer. These vested shares were valued at the NYSE closing market price on June 3, 2026.
2. F2. As of June 3, 2026, 9,588 of these ordinary shares are restricted. The restrictions on these ordinary shares lapse as follows: 306 on June 4, 2026; 783 on October 1, 2026; 1,775 on June 2, 2027; 651 on June 3, 2027; 306 on June 4, 2027; 783 on October 1, 2027; 1,775 on June 2, 2028; 651 on June 5, 2028 and 783 on October 1, 2028 and 1,775 on June 4, 2029.

Key Figures

Tax-withheld shares: 190 shares Vested restricted shares: 651 shares Valuation price: $210.19 per share +4 more

7 metrics

Tax-withheld shares 190 shares Withheld on June 3, 2026 to cover taxes

Vested restricted shares 651 shares Restricted shares vesting on June 3, 2026

Valuation price $210.19 per share NYSE closing market price on June 3, 2026

Post-transaction holdings 13,274 shares Ordinary shares held directly after transaction

Restricted holdings 9,588 shares Restricted ordinary shares as of June 3, 2026

Next vesting tranche 306 shares Restrictions lapse on June 4, 2026

Later vesting tranche 1,775 shares Restrictions lapse on June 4, 2029

Key Terms

tax-withholding disposition, restricted shares, NYSE closing market price, ordinary shares

4 terms

tax-withholding disposition financial

"190 shares were withheld from the 651 restricted shares that vested on June 3, 2026. These 190 shares represent the value of the taxes required to be withheld"

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

restricted shares financial

"190 shares were withheld from the 651 restricted shares that vested on June 3, 2026."

Restricted shares are company stock that cannot be sold or transferred immediately because they are subject to legal or contractual limits, such as a required holding period or performance conditions. They matter to investors because these locked-up shares can affect a company’s available stock for trading, future dilution, and insider incentives—imagine a gift that can’t be cashed until certain conditions are met, which changes when and how much supply can suddenly enter the market.

NYSE closing market price financial

"These vested shares were valued at the NYSE closing market price on June 3, 2026."

ordinary shares financial

"As of June 3, 2026, 9,588 of these ordinary shares are restricted."

Ordinary shares are a type of ownership stake in a company, giving shareholders a right to participate in the company’s profits and decision-making through voting. They are similar to owning a piece of a business, and their value can rise or fall based on the company's performance. Investors buy ordinary shares to potentially earn dividends and benefit from the company's growth over time.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did STERIS (STE) CFO Karen Burton report in this Form 4?

Karen Burton reported that 190 STERIS ordinary shares were withheld on June 3, 2026 to cover taxes on vesting restricted shares. This routine tax-withholding disposition is not an open-market sale but satisfies employment or tax law obligations.

How many STERIS (STE) shares were involved in the tax withholding?

A total of 190 ordinary shares were withheld. These came from 651 restricted shares that vested on June 3, 2026, with the withheld amount representing the value of required taxes, calculated at the NYSE closing market price that day.

How many STERIS (STE) shares does the CFO hold after the transaction?

After the transaction, Karen Burton directly holds 13,274 ordinary shares of STERIS. This figure includes both unrestricted and restricted shares, providing a snapshot of her equity position immediately following the June 3, 2026 vesting event.

What portion of the CFO’s STERIS (STE) holdings are still restricted?

As of June 3, 2026, 9,588 of Karen Burton’s STERIS ordinary shares are restricted. These restrictions lapse on scheduled dates between June 4, 2026 and June 4, 2029, reflecting the vesting terms of her equity compensation awards.

Over what period will STERIS (STE) CFO’s restricted shares vest?

The restricted shares are scheduled to vest in tranches from June 4, 2026 through June 4, 2029. Specific amounts lapse on dates including June 4, 2026, October 1, 2026, several dates in 2027 and 2028, and June 4, 2029.

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

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Accepted by SEC EDGAR 06/05/2026 - 04:31 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^*

Burton Karen L

(Last) (First) (Middle)

70 SIR JOHN ROGERSON'S QUAY

(Street)

DUBLIN 2 D02 R296

(City) (State) (Zip)

IRELAND

(Country)

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Sr. Vice Pres., CFO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/03/2026

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
Ordinary Shares	06/03/2026		F		190(1)	D	$210.19	13,274(2)	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. 190 shares were withheld from the 651 restricted shares that vested on June 3, 2026. These 190 shares represent the value of the taxes required to be withheld pursuant to applicable employment or tax laws, as determined by the Issuer. These vested shares were valued at the NYSE closing market price on June 3, 2026.

2. As of June 3, 2026, 9,588 of these ordinary shares are restricted. The restrictions on these ordinary shares lapse as follows: 306 on June 4, 2026; 783 on October 1, 2026; 1,775 on June 2, 2027; 651 on June 3, 2027; 306 on June 4, 2027; 783 on October 1, 2027; 1,775 on June 2, 2028; 651 on June 5, 2028 and 783 on October 1, 2028 and 1,775 on June 4, 2029.

Remarks:

	/s/ John P. Ubbing, Authorized Representative under Power of Attorney	06/05/2026
	** 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)