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~~December ~~the~~1, ~~month of November~~ 2025

Commission File Number: 001-40752

RENEW ENERGY GLOBAL PLC

(Translation of registrant’s name into English)

C/O Vistra (UK) Ltd, Suite 3, 7th Floor

50, Broadway, London, England, SW1H 0DB, United Kingdom

(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 ☒ Form 40-F ☐

Other events

~~Earnings~~ReNew ~~Release~~Energy Global Plc announces continued progress regarding the Possible Offer from Masdar, CPP Investments, ADIA and Sumant Sinha

OnFollowing ~~November~~on 10from its announcement on October 28, 2025, ReNew ~~issued~~Global Energy plc (“ReNew” or the “Company”) today announces an ~~earnings~~update ~~release~~regarding ~~announcing~~the ~~its~~agreement ~~unaudited~~in principle on the key financial ~~results~~terms ~~for~~of a possible cash offer (the ~~three~~“Possible ~~months~~Offer”) ~~and~~from ~~half~~Abu ~~year~~Dhabi ~~ended~~Future ~~September~~Energy 30Company PJSC-Masdar (“Masdar”), ~~2025~~Canada Pension Plan Investment Board (“CPP Investments”), asPlatinum ~~well~~Hawk C 2019 RSC Limited as ~~certain~~trustee ~~other~~for ~~business~~the ~~updates.~~Platinum Cactus A ~~copy~~2019 Trust (“Platinum Hawk”) (a wholly owned subsidiary of the ~~earnings~~Abu ~~release~~Dhabi ~~dated~~Investment ~~November~~Authority, 10“ADIA”) and Sumant Sinha (the Founder, ~~2025~~Chairman and CEO of ReNew) (together with Masdar, isCPP ~~attached~~Investments ~~hereto~~and asPlatinum ~~exhibit~~Hawk, 99the “Consortium”) to acquire the entire issued and to be issued share capital of the Company not already owned by members of the Consortium for cash consideration of US$8.115 per share.

The ~~contents~~Special ofCommittee, ~~this~~led ~~Report~~by ofManoj ~~Foreign~~Singh, ~~Private~~the ~~Issuer~~Lead onIndependent ~~Form~~Director, ~~6-K~~and ~~(this~~advised ~~“Form~~by ~~6-K”),~~Rothschild ~~including~~& ~~Exhibit~~Co ~~99.1~~and ~~hereto~~Linklaters, ~~are~~continues ~~incorporated~~to byengage ~~reference~~with ~~into~~the Consortium, and the ~~Registrant’s~~parties ~~registration~~have ~~statement~~made significant progress on ~~Form~~the ~~F-3~~transaction agreement, ~~SEC~~which ~~file~~is ~~number~~in ~~333~~near-~~259706,~~final ~~filed~~form. byThe ~~the~~Consortium ~~Registrant~~has onadvised ~~October~~the ~~13,~~Special ~~2022~~Committee ~~(as~~that ~~supplemented~~the byterms ~~any~~of ~~prospectus~~the ~~supplements~~transaction ~~filed~~agreement onare orin ~~prior to~~ the ~~date~~final stages of ~~this~~approval ~~Form~~amongst ~~6-K)~~the individual Consortium members, and ~~shall~~that bethe aConsortium ~~part~~and ~~thereof~~the ~~from~~Company ~~the~~intend ~~date~~to onenter ~~which~~into ~~this~~the ~~Form~~transaction ~~6-K~~agreement isno ~~furnished,~~later tothan the ~~extent~~week ~~not~~of ~~superseded~~December by15th, ~~documents~~at orwhich ~~reports~~point ~~subsequently~~a ~~filed~~further orannouncement ~~furnished~~will be made.

~~EXHIBIT~~Notwithstanding ~~INDEX~~the above, the Company cannot guarantee that the Consortium will issue a binding offer on the timetable contemplated, or at all, and the Company will update the market appropriately in the coming weeks.

Exhibit		Description
99.1		Q2 FY26 Financial Results

Forward-Looking Statements

This release includes “forward-looking statements” within the meaning of the “safe harbor” provisions of the United States Private Securities Litigation Reform Act of 1995. Forward-looking statements may be identified by the use of words such as “estimate,” “objective,” “plan,” “project,” “forecast,” “intend,” “will,” “expect,” “anticipate,” “believe,” “seek,” “target,” “milestone,” “designed to,” “proposed” or other similar expressions that predict or imply future events, trends, terms and/or conditions or that are not statements of historical matters. The Company cautions readers of this release that these forward-looking statements are subject to risks and uncertainties, most of which are difficult to predict and many of which are beyond the Company’s control, that could cause the actual results to differ materially from the expected results. These forward-looking statements include, but are not limited to, statements regarding the Company’s expectations regarding the Possible Offer with the Consortium, including expectation of shareholder support, timing or terms of any transaction with the Consortium resulting from the Possible Offer or any other alternative transactions.

Such forward-looking statements are based on current expectations and projections about future events and various assumptions. The forward-looking statements contained herein are also subject to other risks and uncertainties that are identified in the most recent Annual Report on Form 20-F filed with the United States Securities and Exchange Commission (the “SEC”) or Form 6-Ks furnished to the SEC by the Company. Forward-looking statements should, therefore, be construed in light of such risk factors and undue reliance should not be placed on forward-looking statements. These forward-looking statements speak only as of the date of this release. The Company expressly disclaims any obligation or undertaking (except as required by applicable law) to release publicly any updates or revisions to any forward-looking statement contained herein to reflect any change in the Company’s expectations with regard thereto or any change in events, conditions or circumstances on which any such statement is based.

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.

Dated: November 10, 2025	RENEW ENERGY GLOBAL PLC
Dated: December 1, 2025	RENEW ENERGY GLOBAL PLC
	By:	/s/ Kailash Vaswani
	Name:	Kailash Vaswani
	Title:	Chief Financial Officer

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