Insider filing report for Changes in Beneficial Ownership
- Schedule 13G & 13D forms are used to report a party's ownership of stock which exceeds 5% of a company's total stock issue.
- Schedule 13G is a shorter version of Schedule 13D with fewer reporting requirements.
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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 |
SCHEDULE 13D
Under the Securities Exchange Act of 1934
(Amendment No. 6)*
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ReNew Energy Global plc (Name of Issuer) |
Class A ordinary shares, par value $0.0001 per share (Title of Class of Securities) |
G7500M104 (CUSIP Number) |
Sumant Sinha Commercial Block-1, Zone 6, Golf Course, DLF City Phase-V Gurugram, K7, 122009 (91) 124 489 6670 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) |
12/14/2025 (Date of Event Which Requires Filing of This Statement) |
If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.


The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the
Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other
provisions of the Act (however, see the Notes).
SCHEDULE 13D
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| CUSIP No. | G7500M104 |
| 1 |
Name of reporting person
Sumant Sinha | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b)
| ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
AF | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
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| 6 | Citizenship or place of organization
INDIA
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
55,551,138.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
![]() | ||||||||
| 13 | Percent of class represented by amount in Row (11)
18.51 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
IN |
SCHEDULE 13D
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| CUSIP No. | G7500M104 |
| 1 |
Name of reporting person
Cognisa Investment | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b)
| ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
AF | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
![]() | ||||||||
| 6 | Citizenship or place of organization
INDIA
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
6,498,328.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
![]() | ||||||||
| 13 | Percent of class represented by amount in Row (11)
2.6 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
PN |
SCHEDULE 13D
|
| CUSIP No. | G7500M104 |
| 1 |
Name of reporting person
Wisemore Advisory Private Limited | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b)
| ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
AF | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
![]() | ||||||||
| 6 | Citizenship or place of organization
INDIA
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
4,939,313.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
![]() | ||||||||
| 13 | Percent of class represented by amount in Row (11)
2.0 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
CO |
SCHEDULE 13D
|
| Item 1. | Security and Issuer | |
| (a) | Title of Class of Securities:
Class A ordinary shares, par value $0.0001 per share | |
| (b) | Name of Issuer:
ReNew Energy Global plc | |
| (c) | Address of Issuer's Principal Executive Offices:
C/O Vistra (UK) Ltd Suite 3, 7th Floor 50 Broadway, London,
UNITED KINGDOM
, SW1H 0DB. | |
Item 1 Comment:
This Amendment No. 6 (the "Amendment No. 6") is being filed by the undersigned, pursuant to 240.13d-2(a), to amend and supplement the Schedule 13D filed with the U.S. Securities and Exchange Commission (the "SEC") Item 1 Comment: by the Reporting Persons on September 2, 2021, as amended and supplemented on November 21, 2022, November 30, 2023, December 10, 2024, July 2, 2025 and October 10, 2025 (the "Original Schedule 13D") and as further amended and supplemented by this Amendment No. 6 to the Original Schedule 13D (collectively, the "Schedule 13D"). Except as specifically provided herein, this Amendment No. 6 does not modify any of the information previously reported on the Original Schedule 13D. Capitalized terms not otherwise defined in this Amendment No. 6 shall have the same meanings ascribed thereto in the Original Schedule 13D. | ||
| Item 4. | Purpose of Transaction | |
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. | ||
| Item 5. | Interest in Securities of the Issuer | |
| (a) | This Amendment No. 6 amends and restates Item 5 of the Original Schedule 13D in its entirety as follows: As of the date hereof, Cognisa Investment is the record holder of 6,498,328 Class A ordinary shares, nominal value of $0.0001 (the "Shares"), of ReNew Energy Global plc, a public limited company incorporated in England and Wales (the "Issuer"). Based on 244,405,376 Shares (excluding treasury shares) of the Issuer 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, Cognisa Investment beneficially owns approximately 2.6% of the outstanding Shares. As of the date hereof, Wisemore Advisory Private Limited is the record holder of 4,939,313 Shares. Based on 244,405,376 Shares (excluding treasury shares) of the Issuer 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, Wisemore Advisory Private Limited beneficially owns approximately 2.0% of the outstanding Shares. As of the date hereof, Mr. Sinha is the record holder of one Class B Ordinary Share, which represents voting rights equal to (i) 82 Shares that would have been issued to Mr. Sinha and his affiliates if Mr. Sinha and his affiliates had exchanged their existing ordinary shares in ReNew India that they hold at the relevant time for Shares at an exchange ratio of 1-to-0.8289, (ii) 6,498,328 Shares that would have been issued to Cognisa and its affiliates if Cognisa and its affiliates had exchanged their existing ordinary shares in ReNew India that they hold at the relevant time for Shares at an exchange ratio of 1-to-0.8289, and (iii) 4,939,313 Shares that would have been issued to Wisemore and its affiliates if Wisemore and its affiliates had exchanged their existing ordinary shares in ReNew India that they hold at the relevant time for Shares at an exchange ratio of 1-to-0.8289. Cognisa and Wisemore are directly owned and controlled by Mr. Sinha. As a result, Mr. Sinha may be deemed to share beneficial ownership over the securities held by each of Cognisa and Wisemore. In addition, Mr. Sinha is the record holder of 44,113,497 Shares issuable upon the exercise of options held by Mr. Sinha that were exercisable within 60 days from the date hereof. Based on an aggregate of 299,956,514, comprising of 244,405,376 Shares (excluding treasury shares) outstanding as of March 31, 2025, 11,437,641 Shares that would have been issued to Mr. Sinha and his affiliates if Mr. Sinha and his affiliates had exchanged their existing ordinary shares in ReNew India that they hold at the relevant time for Shares at an exchange ratio of 1- to-0.8289 and the 44,113,415 Shares issuable to Mr. Sinha upon the exercise of options held by Mr. Sinha that were exercisable within 60 days from the date hereof, Mr. Sinha beneficially owns approximately 18.51% of the outstanding Shares. Items 7 through 11 and 13 of the cover pages of this Amendment No. 6 are hereby incorporated by reference. | |
| (b) | Items 7 through 11 and 13 of the cover pages of this Amendment No. 6 are hereby incorporated by reference. | |
| (c) | Except as described in this Schedule 13D, neither the Reporting Persons nor, to the Reporting Persons' knowledge, any Covered Person has effected any transactions in the Shares during the past 60 days. | |
| (d) | None. | |
| (e) | Not applicable. | |
| Item 6. | Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer | |
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. | ||
| SIGNATURE | |
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
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(a)