Sec Form 4 Filing - Siddhi Sponsor LLC @ Siddhi Acquisition Corp (Cayman Islands) - 2025-04-02

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Siddhi Sponsor LLC 2. Issuer Name and Ticker or Trading Symbol Siddhi Acquisition Corp (Cayman Islands) [ SDHI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O SIDDHI ACQUISITION CORP, 100 WALL STREET, 20TH FLOOR 3. Date of Earliest Transaction (MM/DD/YY) 04/02/2025 (Street) NEW YORK, NY10005 4. If Amendment, Date Original Filed (MM/DD/YY) 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 Class A Ordinary Share, par value $0.0001 per share 04/02/2025 P 338,000 A 7,238,000 D

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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 Right to receive one-tenth of one Class A Ordinary Share ( 2 ) 04/02/2025 P 338,000 ( 2 ) ( 2 ) Class A Ordinary Share, par value $0.0001 per share 33,800 ( 2 ) 338,000 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Siddhi Sponsor LLC C/O SIDDHI ACQUISITION CORP 100 WALL STREET, 20TH FLOOR NEW YORK, NY10005 X Signatures Signed by the managing member of Siddhi Sponsor LLC /s/ Brian D. Finn 04/02/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Reflects the 338,000 private units owned by Siddhi Sponsor LLC, the Issuer's sponsor. The private units consist of Class A ordinary shares and rights. The private units were purchased at $10.00 per unit for an aggregate purchase price of $ 3,380,000. Mr. Brian D. Finn is the managing member of Siddhi Sponsor LLC. Mr. Finn has voting and dispositive power over the shares held of record by Siddhi Sponsor LLC. Mr. Finn disclaims any beneficial ownership of the shares held by Siddhi Sponsor LLC, except to the extent of his pecuniary interest therein. ( 2 )The rights convert automatically into Class A ordinary shares concurrently with or immediately following the consummation of the Issuer's initial business combination.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* 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).

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