STERIS counsel receives share and option awards

STERIS plc senior vice president and general counsel John Adam Zangerle reported routine equity compensation activity and related tax withholding.

Rhea-AI Filing Summary

STERIS plc senior vice president and general counsel John Adam Zangerle reported routine equity compensation activity and related tax withholding. On June 2, 2026, 247 ordinary shares were withheld to cover taxes on 846 restricted shares that vested, reflecting a tax-withholding disposition rather than an open-market sale.

The same day, he received 4,359 ordinary shares as a grant at no cost and was granted employee stock options for 15,200 ordinary shares with a $230.74 exercise price, vesting in four annual installments from 2027 through 2030 and expiring on June 2, 2036. Following these awards, he directly holds 37,444 ordinary shares, of which 10,867 are restricted as of June 2, 2026.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Zangerle John Adam

Role Sr. VP, Gen Counsel, and Sec.

Type	Security	Shares	Price	Value
Grant/Award	Employee Stock Option (right to buy)	15,200	$0.00	$0.00
Grant/Award	Ordinary Shares	4,359	$0.00	$0.00
Exercise Price or Tax Liability	Ordinary Shares	247	$209.76	$52K

Holdings After Transaction: Employee Stock Option (right to buy) — 15,200 contracts (Direct); Ordinary Shares — 37,444 shares (Direct)

Footnotes (3)

1. F1. As of June 2, 2026, 10,867 of these ordinary shares are restricted. The restrictions on these ordinary shares lapse as follows:1,252 on June 3, 2026; 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.
2. F2. 247 shares were withheld from the 846 restricted shares that vested on June 2, 2026. These 247 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 2, 2026.
3. F3. This option becomes exercisable as follows: 3,800 on June 2, 2027, 3,800 on June 2, 2028, 3,800 on June 4, 2029 and 3,800 on June 3, 2030.

Key Figures

Tax-withheld shares: 247 shares Restricted shares vested: 846 shares Share grant: 4,359 shares +5 more

8 metrics

Tax-withheld shares 247 shares Withheld from 846 vested restricted shares on June 2, 2026

Restricted shares vested 846 shares Restricted shares vesting on June 2, 2026

Share grant 4,359 shares Ordinary shares granted at no cost on June 2, 2026

Option grant size 15,200 options Employee stock options for 15,200 underlying ordinary shares

Option exercise price $230.74 per share Exercise price for employee stock options granted June 2, 2026

Option expiration June 2, 2036 Expiration date of the employee stock option grant

Shares held after awards 37,691 shares Direct ordinary share holdings following June 2, 2026 transactions

Restricted shares outstanding 10,867 shares Restricted ordinary shares as of June 2, 2026

Key Terms

restricted shares, tax-withholding disposition, Employee Stock Option (right to buy), exercise price, +1 more

5 terms

restricted shares financial

"As of June 2, 2026, 10,867 of these ordinary shares are restricted."

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.

tax-withholding disposition financial

"247 shares were withheld ... 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.

Employee Stock Option (right to buy) financial

"Employee Stock Option (right to buy) ... underlying security title: Ordinary Shares"

exercise price financial

"conversion_or_exercise_price: "230.7400""

The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.

grant, award, or other acquisition financial

"transaction_code_description: "Grant, award, or other acquisition""

FAQ

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

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

STERIS reported that John Adam Zangerle had 247 ordinary shares withheld for taxes and received 4,359 ordinary shares plus options on 15,200 shares as equity compensation on June 2, 2026.

Were John Adam Zangerle’s STERIS (STE) transactions open-market buys or sells?

No, the filing shows no open-market buys or sells. Shares were withheld to cover taxes on vested restricted stock, and additional shares and options were granted as compensation rather than purchased or sold in the market.

How many STERIS (STE) shares does John Adam Zangerle hold after these transactions?

After these transactions, John Adam Zangerle directly holds 37,691 STERIS ordinary shares. Footnotes state that 10,867 of these shares are restricted as of June 2, 2026, with restrictions lapsing in several installments through 2029.

What equity awards did John Adam Zangerle receive from STERIS (STE) on June 2, 2026?

On June 2, 2026, he received a grant of 4,359 ordinary shares at no cost and employee stock options covering 15,200 ordinary shares with a $230.74 exercise price, vesting annually from 2027 through 2030 and expiring June 2, 2036.

Why were 247 STERIS (STE) shares withheld from John Adam Zangerle?

The 247 shares were withheld from 846 restricted shares that vested on June 2, 2026. According to the footnote, they covered taxes required to be withheld under applicable employment or tax laws, valued at the NYSE closing market price that day.

How are John Adam Zangerle’s restricted STERIS (STE) shares scheduled to vest?

As of June 2, 2026, 10,867 ordinary shares are restricted, with restrictions lapsing in installments on specific dates from June 3, 2026 through June 4, 2029, according to the detailed schedule provided in the footnotes.

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

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Accepted by SEC EDGAR 06/04/2026 - 04:35 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)
06/02/2026

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	06/02/2026		A		4,359	A	$0	37,691(1)	D
Ordinary Shares	06/02/2026		F		247(2)	D	$209.76	37,444(1)	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
Employee Stock Option (right to buy)	$230.74	06/02/2026		A		15,200		(3)	06/02/2036	Ordinary Shares	15,200	$0	15,200	D

Explanation of Responses:

1. As of June 2, 2026, 10,867 of these ordinary shares are restricted. The restrictions on these ordinary shares lapse as follows:1,252 on June 3, 2026; 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.

2. 247 shares were withheld from the 846 restricted shares that vested on June 2, 2026. These 247 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 2, 2026.

3. This option becomes exercisable as follows: 3,800 on June 2, 2027, 3,800 on June 2, 2028, 3,800 on June 4, 2029 and 3,800 on June 3, 2030.

Remarks:

	/s/ John P. Ubbing, Authorized Representative under Power of Attorney	06/04/2026
	** 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)