Flutter Entertainment notes major holdings notice

Flutter Entertainment plc filed a current report to note that it released an announcement through the London Regulatory News Service about a notification on Standard Form TR-1, which is used for major shareholding disclosures.

Rhea-AI Filing Summary

Flutter Entertainment plc filed a current report to note that it released an announcement through the London Regulatory News Service about a notification on Standard Form TR-1, which is used for major shareholding disclosures. The RNS announcement, dated October 6, 2025, is attached as Exhibit 99.1 and is incorporated by reference. Flutter states that this disclosure was made to comply with the United Kingdom Financial Conduct Authority’s Disclosure Guidance and Transparency Rules.

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

What did Flutter Entertainment plc (FLUT) disclose in this 8-K filing?

Flutter Entertainment plc reported that it released a Regulatory News Service announcement about a Standard Form TR-1 notification of major holdings. The RNS announcement, dated October 6, 2025, is furnished as Exhibit 99.1 and incorporated by reference into the current report.

Why did Flutter Entertainment plc (FLUT) issue an RNS announcement on October 6, 2025?

Flutter issued the RNS announcement to disclose a notification on Standard Form TR-1, which relates to major shareholdings. The company states this was done to comply with the UK Financial Conduct Authority’s Disclosure Guidance and Transparency Rules on holdings disclosures.

How is the major holdings notification presented in Flutter Entertainment’s (FLUT) filing?

The major holdings notification itself is contained in an RNS announcement furnished as Exhibit 99.1. The current report explains that this exhibit reflects a Standard Form TR-1 notification submitted to the company and is incorporated into the filing by reference.

Which regulatory framework governs Flutter Entertainment’s (FLUT) disclosure in this report?

Flutter refers to the United Kingdom Financial Conduct Authority’s Disclosure Guidance and Transparency Rules as the governing framework. The RNS announcement about the Standard Form TR-1 notification was made specifically to meet these UK disclosure requirements on major shareholdings.

Where is Flutter Entertainment plc (FLUT) listed and what shares are covered?

Flutter Entertainment plc’s ordinary shares, with a nominal value of €0.09 per share, trade on the New York Stock Exchange under the symbol FLUT. These ordinary shares are registered pursuant to Section 12(b) of the Securities Exchange Act of 1934.

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Accepted by SEC EDGAR 10/06/2025 - 11:37 AM 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 6, 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 6, 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 6, 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 6, 2025				By:		/s/ Fiona Gildea
				Name:		Fiona Gildea
				Title:		Deputy Company Secretary and Head of Governance