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STE Insider Vesting: 289 RSUs Vested; 33,054 Restricted Remain

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Daniel A. Carestio, who serves as President and CEO and a Director of STERIS plc (STE), reported a Section 16 transaction dated 10/01/2025. On that date 289 restricted ordinary shares that had been awarded on 10/01/2021 vested and 130 of those vested shares were withheld to satisfy tax withholding obligations, leaving the reporting person with 51,255 ordinary shares beneficially owned following the transaction. The filing states that 33,054 ordinary shares remain restricted with scheduled lapse dates in June 2026, June 2027, and June 2028, and specifies the exact tranche amounts and dates for those restrictions.

Positive

  • Disclosure filed timely showing transparency about insider holdings and vesting
  • Detailed vesting schedule provided for 33,054 remaining restricted shares

Negative

  • 130 vested shares were withheld to satisfy tax obligations, reducing net vested shares

Insights

TL;DR: CEO reported vesting of 289 RSUs with 130 shares withheld for taxes; 51,255 shares now owned.

The Form 4 shows a routine equity vesting event for Daniel A. Carestio on 10/01/2025. The filing records that 289 restricted shares vested and 130 of those vested shares were withheld by the issuer to cover tax withholding obligations, a common administrative action following vesting.

The filing also discloses the remaining restricted balance of 33,054 shares and provides specific lapse dates and tranche sizes in June 2026, June 2027, and June 2028, which documents future potential dilution timing and the vesting schedule for insiders.

Insider Carestio Daniel A
Role President and CEO
Type Security Shares Price Value
Tax Withholding Ordinary Shares 130 $0.00 --
Holdings After Transaction: Ordinary Shares — 51,255 shares (Direct)
Footnotes (1)
  1. 130 shares were withheld from the 289 restricted shares that vested on October 1, 2025. These 130 shares represent the value of the taxes required to be withheld pursuant to applicable employment or tax laws, as determined by the Issuer. These 289 ordinary shares were awarded to Mr. Carestio on October 1, 2021. These vested shares were valued at the NYSE closing market price on October 1, 2025. As of October 1, 2025, 33,054 of these ordinary shares are restricted. The restrictions on these ordinary shares lapse as follows: 4,308 on June 1, 2026; 5,937 on June 3, 2026; 2,369 on June 2, 2026; 4,283 on June 4, 2026; 5,937 on June 3, 2027; 4,283 on June 4, 2027; and 5,937 on June 5, 2028.
Form 4 Insider Transactions: What Each Field Means →
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*
Carestio Daniel A
(Last) (First) (Middle)
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
X Officer (give title below) Other (specify below)
President and CEO
3. Date of Earliest Transaction (Month/Day/Year)
10/01/2025
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
Ordinary Shares 10/01/2025 F 130(1) D $0 51,255(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. 130 shares were withheld from the 289 restricted shares that vested on October 1, 2025. These 130 shares represent the value of the taxes required to be withheld pursuant to applicable employment or tax laws, as determined by the Issuer. These 289 ordinary shares were awarded to Mr. Carestio on October 1, 2021. These vested shares were valued at the NYSE closing market price on October 1, 2025.
2. As of October 1, 2025, 33,054 of these ordinary shares are restricted. The restrictions on these ordinary shares lapse as follows: 4,308 on June 1, 2026; 5,937 on June 3, 2026; 2,369 on June 2, 2026; 4,283 on June 4, 2026; 5,937 on June 3, 2027; 4,283 on June 4, 2027; and 5,937 on June 5, 2028.
Remarks:
/s/ John P. Ubbing, Authorized Representative under Power of Attorney 10/03/2025
** 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.

Source: View Original Filing on SEC EDGAR

FAQ

Who filed the Form 4 for STERIS (STE)?

Daniel A. Carestio, President and CEO and a Director, filed the Form 4.

What transaction is reported on the Form 4 dated 10/01/2025?

On 10/01/2025, 289 restricted ordinary shares vested and 130 of those shares were withheld for taxes.

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

The filing reports 51,255 ordinary shares beneficially owned following the reported transaction.

How many restricted shares remain and when do they vest?

As of 10/01/2025, 33,054 restricted shares remain with tranche lapse dates in June 2026, June 2027, and June 2028 and specified tranche amounts.

Why were shares withheld in this filing?

The filing states 130 shares were withheld to satisfy tax withholding obligations as determined by the issuer.