Flutter Entertainment files 8-K on TR-1 major holdings notice

Flutter Entertainment plc reported it received a Standard Form TR-1 notification of major holdings and furnished the related RNS announcement as Exhibit 99.1.

Rhea-AI Filing Summary

Flutter Entertainment plc reported it received a Standard Form TR-1 notification of major holdings and furnished the related RNS announcement as Exhibit 99.1. The disclosure was made to comply with the UK Financial Conduct Authority’s Disclosure Guidance and Transparency Rules.

Flutter’s ordinary shares (nominal value €0.09) trade on the NYSE under the symbol FLUT.

8-K Event Classification

2 items: 7.01, 9.01

2 items

Item 7.01 Regulation FD Disclosure Disclosure

Material non-public information disclosed under Regulation Fair Disclosure, often investor presentations or guidance.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

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

What did FLUT disclose in this 8-K?

Flutter Entertainment reported receipt of a Standard Form TR-1 notification of major holdings and furnished the related RNS announcement as Exhibit 99.1.

Why did Flutter Entertainment (FLUT) issue this disclosure?

To comply with the UK FCA’s Disclosure Guidance and Transparency Rules regarding notifications of major holdings.

Where can I find the details of the TR-1 notice for FLUT?

The information is contained in the RNS Announcement furnished as Exhibit 99.1.

Does the 8-K include financial results or guidance for FLUT?

No. The filing centers on a major holdings notification and includes an RNS as Exhibit 99.1.

What is FLUT’s listed security and exchange?

Flutter’s Ordinary Shares (nominal value €0.09 per share) trade on the NYSE under ticker FLUT.

When was the RNS announcement referenced by FLUT made?

The RNS announcement is dated October 29, 2025.

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

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Accepted by SEC EDGAR 10/29/2025 - 02:36 PM EDT Learn about SEC filing dates

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of Earliest Event Reported): October 29, 2025

Flutter Entertainment plc

(Exact Name of Registrant as Specified in its Charter)

Ireland		001-37403		98-1782229
(State or Other Jurisdiction of Incorporation)		(Commission File Number)		(IRS Employer Identification Number)

One Madison Avenue New York, New York		10010
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s Telephone Number, Including Area Code: (646) 930-0950

Not Applicable

(Former Name or Former Address, if Changed Since Last Report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2.):

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Ordinary Shares, nominal value of €0.09 per share		FLUT		New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 7.01 Regulation FD Disclosure.

On October 29, 2025, Flutter Entertainment plc (the “Company”) released, via the Regulatory News Service in London, an announcement (the “RNS Announcement”) regarding the submission to the Company of a notification on Standard Form TR-1 (Standard Form for Notification of Major Holdings), which is furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The RNS Announcement was made in order to comply with disclosure requirements pursuant to the United Kingdom Financial Conduct Authority’s Disclosure Guidance and Transparency Rules.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.		Description
99.1		RNS Announcement dated October 29, 2025
104		The cover page of this Current Report on Form 8-K, formatted in Inline XBRL

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 hereunto duly authorized.

				Flutter Entertainment plc (Registrant)
Date: October 29, 2025				By:		/s/ Edward Traynor
				Name:		Edward Traynor
				Title:		Group Company Secretary