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SCHEDULE 13D/A 0001104659-21-112392 0001362558 XXXXXXXX LIVE 5 Class A Ordinary Shares, Nominal Value of $0.0001 Per Share 12/14/2025 false 0001848763 G7500M104 ReNew Energy Global plc C/O Vistra (UK) Ltd, Suite 3, 7th Floor 50, Broadway London X0 SW1H 0DB Turner Herbert 971 2 4150000 Abu Dhabi Investment Authority 211 Corniche, PO Box 3600 Abu Dhabi C0 00000 Michael Levitt 212 2774000 Freshfields US LLP 3 World Trade Center, 175 Greenwich St. New York NY 10007 0001362558 N Abu Dhabi Investment Authority b OO N C0 0.00 58170916.00 0.00 58170916.00 58170916.00 N 23.8 OO Item 13 is calculated based on a total of 244,405,376 Class A Ordinary Shares of ReNew Energy Global plc, a public limited company registered in England and Wales with registered number 13220321 (the "Issuer"), which the Reporting Persons understand were outstanding as of March 31, 2025, as reported by the Issuer in its Annual Report on Form 20-F filed with the U.S. Securities and Exchange Commission (the "SEC") on July 30, 2025. With respect to Item 14, Abu Dhabi Investment Authority ("ADIA") is a public institution established in 1976 by the Government of the Emirate of Abu Dhabi (the "Government") as an independent investment institution. ADIA is wholly owned and subject to constitutional supervision by the Government. ADIA has an independent legal identity with full capacity to act in fulfilling its statutory mandate and objectives. Y Platinum Cactus A 2019 Trust b OO N C0 0.00 58170916.00 0.00 58170916.00 58170916.00 N 23.8 OO Item 13 is calculated based on a total of 244,405,376 Class A Ordinary Shares of the Issuer, which the Reporting Persons understand were outstanding as of March 31, 2025, as reported by the Issuer in its Annual Report on Form 20-F filed with the SEC on July 30, 2025. With respect to Item 14, Platinum Cactus A 2019 Trust ("Platinum Cactus") is a trust established under the laws of the Abu Dhabi Global Market by deed of settlement, dated March 28, 2019 between ADIA and Platinum Hawk C 2019 RSC Limited ("Platinum Hawk"). Platinum Hawk is the trustee of Platinum Cactus. Platinum Hawk is an indirect wholly owned subsidiary of ADIA. The Class A Ordinary Shares are directly held by Platinum Cactus. Pursuant to the rules and regulations of the Securities and Exchange Commission, both ADIA (pursuant to its right to vote or dispose of the shares) and Platinum Hawk (pursuant to its right to dispose of the shares) should be considered to be the beneficial owner of the Class A Ordinary Shares. Y Platinum Hawk C 2019 RSC Limited b OO N C0 0.00 0.00 0.00 58170916.00 58170916.00 N 23.8 CO Item 13 is based on a total of 244,405,376 Class A Ordinary Shares of the Issuer which the Reporting Persons understand were outstanding as of March 31, 2025, as reported by the Issuer in its Annual Report on Form 20-F filed with the SEC on July 30, 2025. With respect to Item 14, Platinum Hawk is the trustee of Platinum Cactus, which is a trust established under the laws of the Abu Dhabi Global Market by deed of settlement, dated March 28, 2019 between ADIA and Platinum Hawk. Platinum Hawk is an indirect wholly owned subsidiary of ADIA. Platinum Hawk does not have any voting power with respect to the Class A Ordinary Shares owned by Platinum Cactus, but has the power to make, retain, divest, transfer, sell, convert, vary or transpose of such shares. Pursuant to the rules and regulations of the Securities and Exchange Commission, both ADIA (pursuant to its right to vote or dispose of the shares) and Platinum Hawk (pursuant to its right to dispose of the shares) should be considered to be the beneficial owner of the Class A Ordinary Shares. Class A Ordinary Shares, Nominal Value of $0.0001 Per Share ReNew Energy Global plc C/O Vistra (UK) Ltd, Suite 3, 7th Floor 50, Broadway London X0 SW1H 0DB This Amendment No. 5 (this "Amendment") amends and supplements the Schedule 13D filed by the Reporting Persons on September 2, 2021, as amended and supplemented on August 22, 2023, December 10, 2024, July 3, 2025 and October 10, 2025 (the "Original Schedule 13D" and, as amended and supplemented by this Amendment, the "Schedule 13D"). Except as specifically provided herein, this Amendment does not modify any of the information previously reported on the Original Schedule 13D. Capitalized terms not otherwise defined in this Amendment shall have the same meanings ascribed thereto in the Original Schedule 13D. This Schedule 13D is being filed by the Reporting Persons in relation to the Class A Ordinary Shares, par value $0.0001 (the "Shares"), of the Issuer. The principal executive office of the Issuer is located at C/O Vistra (UK) Ltd, Suite 3, 7th Floor, 50, Broadway, London, England, SW1H 0DB. This Amendment amends and supplements Item 4 of the Original Schedule 13D by adding the following: On December 14, 2025, Masdar confirmed to the other Consortium members that it has withdrawn from the Consortium. As a result, the Consortium will no longer pursue the Proposed Transaction. This Amendment amends and supplements Item 6 of the Original Schedule 13D by adding the following: On December 10, 2025, the Consortium Bid Conduct Agreement expired in accordance with its terms. Abu Dhabi Investment Authority /s/ Khadem AlRemeithi Khadem AlRemeithi / Authorized Signatory 12/15/2025 /s/ Sultan Aldhaheri Sultan Aldhaheri / Authorized Signatory 12/15/2025 Platinum Cactus A 2019 Trust /s/ Suhail Al Dhaheri Suhail Al Dhaheri / Authorized Signatory 12/15/2025 /s/ Mamoun Jamai Mamoun Jamai / Authorized Signatory 12/15/2025 Platinum Hawk C 2019 RSC Limited /s/ Suhail Al Dhaheri Suhail Al Dhaheri / Authorized Signatory 12/15/2025 /s/ Mamoun Jamai Mamoun Jamai / Authorized Signatory 12/15/2025 Suhail Al Dhaheri is signing on behalf of Platinum Hawk C 2019 RSC Limited as Trustee to the Platinum Cactus A 2019 Trust. Mamoun Jamai is signing on behalf of Platinum Hawk C 2019 RSC Limited as Trustee to the Platinum Cactus A 2019 Trust.