RENTOKIL INITIAL PLC /FI

Foreign Filer Report • Dec 5, 2025

6-K 1 a4552k.htm HOLDING(S) IN COMPANY Document created using Blueprint(R) - powered by Issuer Services - www.issuerservices.net Copyright 2025 Issuer Services a4552k

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

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FORM 6-K

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REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of December 2025

Commission File Number: 001-41524

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Rentokil Initial plc

(Registrant’s name)

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Compass House

Manor Royal

Crawley

West Sussex RH10 9PY

United Kingdom

(Address of principal executive office)

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Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒ Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ☐

Holding(s) in Company dated 05 December 2025

TR-1: Standard form for notification of major holdings

1. Issuer Details

ISIN

GB00B082RF11

Issuer Name

RENTOKIL INITIAL PLC

UK or Non-UK Issuer

UK

1. Reason for Notification

An acquisition or disposal of voting rights

1. Details of person subject to the notification obligation

Name

Swedbank Robur Fonder AB

City of registered office (if applicable)

Country of registered office (if applicable)

SE

1. Details of the shareholder

Full name of shareholder(s) if different from the person(s) subject to the notification obligation, above

City of registered office (if applicable)

Country of registered office (if applicable)

1. Date on which the threshold was crossed or reached

03-Dec-2025

1. Date on which Issuer notified

04-Dec-2025

1. Total positions of person(s) subject to the notification obligation

| | % of voting rights attached to shares (total of 8.A) | % of voting rights through financial instruments (total of 8.B 1 +
8.B 2) | Total of both in % (8.A + 8.B) | Total number of voting rights held in issuer |
| --- | --- | --- | --- | --- |
| Resulting
situation on the date on which threshold was crossed or
reached | 3.020865 | 0.000000 | 3.020865 | 76308258 |
| Position
of previous notification (if applicable) | | | | |

1. Notified details of the resulting situation on the date on which the threshold was crossed or reached

8A. Voting rights attached to shares

Class/Type of shares ISIN code(if possible)	Number of direct voting rights (DTR5.1)	Number of indirect voting rights (DTR5.2.1)	% of direct voting rights (DTR5.1)	% of indirect voting rights (DTR5.2.1)
GB00B082RF11	76308258	0	3.020865	0.000000
Sub
Total 8.A	76308258		3.020865%

8B1. Financial Instruments according to (DTR5.3.1R.(1) (a))

Type of financial instrument
Sub
Total 8.B1

8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b))

Type of financial instrument
Sub
Total 8.B2

1. Information in relation to the person subject to the notification obligation

2. Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuer.

Ultimate controlling person Name of controlled undertaking % of voting rights if it equals or is higher than the notifiable threshold % of voting rights through financial instruments if it equals or is higher than the notifiable threshold Total of both if it equals or is higher than the notifiable threshold

1. In case of proxy voting

Name of the proxy holder

The number and % of voting rights held

The date until which the voting rights will be held

1. Additional Information

2. Date of Completion

04-Dec-2025

1. Place Of Completion

Stockholm, Sweden

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

| Date:
05 December 2025 |
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| /s/
Rachel Canham |
| Name:
Rachel Canham |
| Title:
Group General Counsel and Company Secretary |