Flutter Entertainment details major holdings notification

Flutter Entertainment plc filed a current report describing a regulatory disclosure about its shareholder base.

Rhea-AI Filing Summary

Flutter Entertainment plc filed a current report describing a regulatory disclosure about its shareholder base. On January 5, 2026, the company released an announcement via the Regulatory News Service in London after receiving a notification on Standard Form TR-1 (Standard Form for Notification of Major Holdings). This type of form is used under United Kingdom rules when a major shareholding changes or crosses certain thresholds.

The announcement, referred to as the RNS Announcement, is included as Exhibit 99.1 and is incorporated into the report by reference. Flutter states that the disclosure was made to comply with the UK Financial Conduct Authority’s Disclosure Guidance and Transparency Rules. The company’s ordinary shares with a nominal value of €0.09 per share trade on the New York Stock Exchange 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

What did Flutter Entertainment plc (FLUT) report in this filing?

Flutter Entertainment plc reported that it released a Regulatory News Service announcement in London after receiving a notification on Standard Form TR-1 (Standard Form for Notification of Major Holdings).

Why did Flutter Entertainment plc issue a Regulatory News Service (RNS) announcement?

The company issued the RNS Announcement to comply with disclosure requirements under the UK Financial Conduct Authority’s Disclosure Guidance and Transparency Rules following a major holdings notification on Standard Form TR-1.

What is Exhibit 99.1 in Flutter Entertainment plcs 8-K filing?

Exhibit 99.1 is the RNS Announcement dated January 5, 2026, which provides details related to the notification of major holdings on Standard Form TR-1.

On which exchange are Flutter Entertainment plcs shares listed and under what symbol?

Flutter Entertainment plcs ordinary shares, with a nominal value of 0.09 per share, are listed on the New York Stock Exchange under the trading symbol FLUT.

What type of shares does Flutter Entertainment plc have registered in the United States?

Flutter Entertainment plc has ordinary shares with a nominal value of 0.09 per share registered and trading on the New York Stock Exchange under the symbol FLUT.

Who signed this Flutter Entertainment plc report?

The report was signed on behalf of Flutter Entertainment plc by Fiona Gildea, who is the Deputy Company Secretary and Head of Governance.

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

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Accepted by SEC EDGAR 01/05/2026 - 11:05 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): January 5, 2026

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 January 5, 2026, 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 January 5, 2026
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: January 5, 2026				By:		/s/ Fiona Gildea
				Name:		Fiona Gildea
				Title:		Deputy Company Secretary and Head of Governance