UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

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

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of ~~October~~November 2025 Commission File Number: 001-40799

SPORTRADAR GROUP AG

(Translation of registrant’s name into English)

Feldlistrasse 2

CH-9000 St. Gallen

Switzerland

(Address of principal executive office)

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 x Form 40-F ¨

EXPLANATORY NOTE

As previously disclosed on March 19, 2025, Sportradar Group AG (the “Company”) entered into a transaction agreement (the “Agreement”) with IMG Arena US Parent, LLC (“IMG ARENA”), WME IMG, LLC, OB Global Arena Holdings LLC and Endeavor Operating Company, LLC for the acquisition by the Company of 100% of the outstanding equity interests of IMG ARENA (the “IMGA Acquisition”). On October 3, 2025, the U.K. Competition and Markets Authority (the “CMA”) unconditionally cleared the proposed IMGA Acquisition. The receipt of the CMA’s approval represents satisfaction of a significant regulatory closing condition to the proposed transaction. As a result, the parties intend to consummate the transaction in the ordinary course, subject to the satisfaction or waiver of the remaining closing conditions contained in the Agreement. Until that time, the companies will continue to operate as separate and independent entities.

~~Forward-Looking~~The ~~Statements~~IMGA Acquisition closed on November 1, 2025. On November 3, 2025, the Company issued a press release announcing the closing. A copy of this press release is furnished as Exhibit 99.1 herewith.

~~Certain~~This ~~statements in this~~ Report on Form 6-K ~~may~~(other ~~constitute~~than “forward-looking” statements and information within the meaning of Section 27A of the Securities Act of 1933, Section 21E of the Securities Exchange Act of 1934, and the safe harbor provisions of the UExhibit 99.S.1) ~~Private~~is ~~Securities Litigation Reform Act of 1995 that relate to our current expectations~~hereby ~~and~~incorporated ~~views~~by ofreference ~~future~~into ~~events, including, without limitation, statements regarding~~ the ~~closing~~Company’s ofRegistration ~~the~~Statements ~~IMGA~~on ~~Acquisition and the intent to operate as separate and independent entities. In some cases, these forward~~Form S-~~looking~~8 ~~statements~~(File can be identified by words or phrases such as “may,” “might,” “will,” “could,” “would,” “should,” “expect,” “plan,” “anticipate,” “intend,” “seek,” “believe,” “estimate,” “predict,” “potential,” “projects”, “continue,” “contemplate,” “confident,” “possible” or similar wordsNo. ~~These forward~~ 333-~~looking~~259885) ~~statements are subject to risks, uncertainties~~ and ~~assumptions, some of which are beyond our control. In addition, these forward~~Form F-~~looking statements reflect our current views with respect to future events and~~3 ~~are~~(File ~~not a guarantee of future performance~~No. ~~Actual outcomes may differ materially from the information contained in the forward~~ 333-~~looking statements as a result of a number of factors~~286679), including, ~~without~~any ~~limitation,~~prospectuses ~~the~~forming ~~following:~~a ~~economy~~part ~~downturns and political and market conditions beyond our control, including the impact~~ of ~~the Russia/Ukraine and other military conflicts~~ such asRegistration acts or war or terrorism and foreign exchange rate fluctuations; pandemics could have an adverse effect on our business; dependence on our strategic relationships with our sports league partners; effect of social responsibility concerns and public opinion on responsible gaming requirements on our reputation; potential adverse changes in public and consumer tastes and preferences and industry trends; potential changes in competitive landscapeStatements, ~~including new market entrants or disintermediation; potential inability to anticipate~~ and ~~adopt new technology and products, including efficiencies achieved through the use of artificial intelligence; potential errors, failures or bugs in our products; inability~~ to ~~protect~~be ~~our~~a ~~systems~~part ~~and~~thereof ~~data~~ from continually evolving cybersecurity risks, security breaches or other technological risks; potential interruptions and failures in our systems or infrastructure; difficulties in our ability to evaluate, complete and integrate acquisitions (including the ~~proposed IMGA Acquisition) successfully; our ability to comply with governmental laws, rules, regulations, and other legal~~ ~~obligations,~~date ~~related to data privacy, protection and security; ability to comply with the variety of unsettled and developing U.S. and foreign laws~~ on sports betting; dependence on jurisdictions with uncertain regulatory frameworks for our revenue; changes in the legal and regulatory status of real money gambling and betting legislation on us and our customers; our inability to maintain or obtain regulatory compliance in the jurisdictions in which wethis ~~conduct~~report ~~our~~is ~~business; our ability to obtain~~filed, ~~maintain, protect, enforce and defend our intellectual property rights; our ability~~ to obtain and maintain sufficient data rights from major sports leagues, including exclusive rights; any material weaknesses identified in our internal control over financial reporting; inability to secure additional financing in a timely manner, or at all, to meet our long-term future capital needs; and other risk factors set forth in the ~~section~~extent titled “Risk Factors” in our Annual Report on Form 20-F for the fiscal year ended December 31, 2024, and other documents filed with or furnished to the SEC, accessible on the SEC’s website at www.sec.gov and on our website at https://investors.sportradar.com. These statements reflect management’s current expectations regarding future events and operating performance and speak only as of the date of this Report on Form 6-K. One should not ~~put~~superseded undue reliance on any forward-looking statements. Although we believe that the expectations reflected in the forward-looking statements are reasonable, we cannot guarantee that future results, levels of activity, performance and events and circumstances reflected in the forward-looking statements will be achieved or will occur. Except as required by ~~law,~~documents ~~we undertake no obligation to update~~ or ~~revise~~reports ~~publicly~~subsequently ~~any~~filed ~~forward-looking statements, whether as a result of new information, future events~~ or ~~otherwise, after the date on which the statements are made or to reflect the occurrence of unanticipated events~~furnished.

Exhibit No.		Description
99.1		Press Release of Sportradar Group AG, dated November 3, 2025.

SIGNATURES

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

Date: ~~October~~ November 3, 2025

	SPORTRADAR GROUP AG


	By:	/s/ Michael C. Miller
	Name:	Michael C. Miller
	Title:	Chief Legal Officer

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