STERIS counsel has shares withheld for taxes

STERIS plc senior vice president and general counsel John Adam Zangerle reported a routine tax-withholding transaction related to vested stock.

Rhea-AI Filing Summary

STERIS plc senior vice president and general counsel John Adam Zangerle reported a routine tax-withholding transaction related to vested stock. On June 3, 2026, 365 ordinary shares were withheld from 1,252 restricted shares that vested, using the NYSE closing price of $210.19 per share to cover required taxes. After this withholding, he directly holds 37,079 ordinary shares. As of June 3, 2026, 9,615 of these shares remain restricted, with restrictions scheduled to lapse in several tranches between June 4, 2026 and June 4, 2029.

Insider Trade Summary

Exercise Price or Tax Liability: 365 shares

Exercise Price or Tax Liability 1 txn

Insider Zangerle John Adam

Role Sr. VP, Gen Counsel, and Sec.

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Ordinary Shares	365	$210.19	$77K

Holdings After Transaction: Ordinary Shares — 37,079 shares (Direct)

Footnotes (2)

1. F1. 365 shares were withheld from the 1,252 restricted shares that vested on June 3, 2026. These 365 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, 9,615 of these ordinary shares are restricted. The restrictions on these ordinary shares lapse as follows: 1,376 on June 4, 2026; 1,453 on June 2, 2027; 1,252 on June 3, 2027; 1,376 on June 4, 2027; 1,453 on June 2, 2028; 1,252 on June 5, 2028 and 1,453 on June 4, 2029.

Key Figures

Shares withheld for taxes: 365 shares Vested restricted shares: 1,252 shares Valuation price: $210.19 per share +4 more

7 metrics

Shares withheld for taxes 365 shares Withheld from vested restricted shares on June 3, 2026

Vested restricted shares 1,252 shares Restricted shares that vested on June 3, 2026

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

Shares after transaction 37,079 shares Direct holdings following tax-withholding transaction

Restricted shares remaining 9,615 shares Restricted ordinary shares as of June 3, 2026

Future lapse tranche 1,376 shares Restrictions lapse on June 4, 2026

Final lapse tranche 1,453 shares Restrictions lapse on June 4, 2029

Key Terms

tax-withholding disposition, restricted shares, NYSE closing market price, vested shares, +1 more

5 terms

tax-withholding disposition financial

"transaction_action: tax-withholding disposition"

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

"365 shares were withheld from the 1,252 restricted shares that vested"

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

"valued at the NYSE closing market price on June 3, 2026"

vested shares financial

"These vested shares were valued at the NYSE closing market price"

restrictions lapse financial

"The restrictions on these ordinary shares lapse as follows"

FAQ

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

What insider transaction did STERIS (STE) report for John Adam Zangerle?

STERIS reported that John Adam Zangerle had 365 ordinary shares withheld to cover taxes on vested restricted shares. The shares were taken from 1,252 restricted shares that vested on June 3, 2026, and were valued at the NYSE closing price that day.

Was the STERIS (STE) insider transaction an open-market sale of shares?

No, the STERIS insider transaction was a tax-withholding disposition, not an open-market sale. Shares were withheld by the company from vested restricted stock to satisfy required employment and tax obligations, based on the NYSE closing market price on June 3, 2026.

How many STERIS (STE) shares did John Adam Zangerle hold after the Form 4 event?

After the reported tax-withholding transaction, John Adam Zangerle directly held 37,079 STERIS ordinary shares. This balance reflects the net position after 365 shares were withheld from 1,252 restricted shares that vested on June 3, 2026 to cover tax obligations.

What price was used to value the STERIS (STE) shares withheld for taxes?

The withheld STERIS shares were valued at $210.19 per share, the NYSE closing market price on June 3, 2026. This price was used to determine the value of 365 shares withheld to satisfy tax requirements on the vested restricted shares.

How many of John Adam Zangerle’s STERIS (STE) shares remain restricted and when do they vest?

As of June 3, 2026, 9,615 of John Adam Zangerle’s STERIS ordinary shares remain restricted. These restrictions lapse in scheduled tranches from June 4, 2026 through June 4, 2029, with specific amounts vesting on several different June dates each year.

How many restricted STERIS (STE) shares vested in the reported Form 4 event?

A total of 1,252 restricted STERIS ordinary shares vested on June 3, 2026 for John Adam Zangerle. From this vesting, 365 shares were withheld by the issuer to cover tax liabilities, calculated using the NYSE closing market price on that date.

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

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 06/05/2026 - 04:33 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^*

Zangerle John Adam

(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. VP, Gen Counsel, and Sec.

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		365(1)	D	$210.19	37,079(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. 365 shares were withheld from the 1,252 restricted shares that vested on June 3, 2026. These 365 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, 9,615 of these ordinary shares are restricted. The restrictions on these ordinary shares lapse as follows: 1,376 on June 4, 2026; 1,453 on June 2, 2027; 1,252 on June 3, 2027; 1,376 on June 4, 2027; 1,453 on June 2, 2028; 1,252 on June 5, 2028 and 1,453 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)