Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Sinha Sumant 2. Issuer Name and Ticker or Trading Symbol ReNew Energy Global plc [RNW] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Executive Officer (Last) (First) (Middle) C/O RENEW POWER, COMMERCIAL BLOCK-1 ZN 6, GOLF COURSE ROAD, DLF CITY PHASE-V 3. Date of Earliest Transaction (Month/Day/Year) 09/12/2026 (Street) GURUGRAM, HARYANA 122009 4. If Amendment, Date Original Filed (Month/Day/Year) 6. Individual or Joint/Group Filing (Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Employee Stock Options (Right to Buy)

$5.87

09/13/2026

A

400,000

(1)

08/23/2031

Class A Ordinary Shares

400,000

(1)

1,200,000

D

Performance Based Units (PBUs)

$0.0001

09/13/2026

A

248,040

(2)

08/23/2031

Class A Ordinary Shares

248,040

(2)

248,040

D

Performance Based Units (PBUs)

$0.0001

09/12/2026

A

22,988

(3)

08/23/2031

Class A Ordinary Shares

22,988

(3)

22,988

I

By spouse

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Sinha Sumant C/O RENEW POWER, COMMERCIAL BLOCK-1 ZN 6 GOLF COURSE ROAD, DLF CITY PHASE-V GURUGRAM, HARYANA 122009	X	X	Chief Executive Officer

Signatures

/s/ Sumant Sinha		09/15/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	On September 13, 2023, the Issuer granted 1,600,000 performance stock options to Mr. Sinha. On September 13, 2026, 400,000 performance stock options vested based on the applicable performance vesting conditions being met. The remaining 400,000 performance stock options shall vest on September 13, 2027, subject to the applicable performance vesting conditions.
(2)	On September 13, 2023, the Issuer granted Mr. Sinha 238,500 PBUs the vesting of which were subject to achievement of certain Performance Metric. On September 13, 2026, 248,040 PBUs vested based on 104% of the Performance Metrics having been achieved as of the vesting date.
(3)	On September 13, 2023, the Issuer granted to Ms. Vaishali Nigam Sinha, who is Mr. Sinha's spouse, 22,104 PBUs the vesting of which were subject to achievement of certain Performance Metric. On September 12, 2026, 22,988 PBUs vested based on 104% of the Performance Metrics having been achieved as of the vesting date.

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