Sec Form 4 Filing - Gemini Space Station, LLC @ Gemini Space Station, Inc. - 2025-09-15

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 Gemini Space Station, LLC 2. Issuer Name and Ticker or Trading Symbol Gemini Space Station, Inc. [ GEMI] 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 GEMINI SPACE STATION, INC., 600 THIRD AVENUE, 2ND FLOOR 3. Date of Earliest Transaction (MM/DD/YY) 09/15/2025 (Street) NEW YORK, NY10016 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ 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 Common Stock 09/15/2025 J 100 ( 1 ) D $ 0 0 D ( 2 )

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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Gemini Space Station, LLC C/O GEMINI SPACE STATION, INC. 600 THIRD AVENUE, 2ND FLOOR NEW YORK, NY10016 X Winklevoss Tyler Howard C/O GEMINI SPACE STATION, INC. 600 THIRD AVENUE, 2ND FLOOR NEW YORK, NY10016 X X Chief Executive Officer Winklevoss Cameron Howard C/O GEMINI SPACE STATION, INC. 600 THIRD AVENUE, 2ND FLOOR NEW YORK, NY10016 X X President Winklevoss Capital Fund, LLC FARMERS BANK BUILDING 301 N. MARKET STREET, SUITE 1463 WILMINGTON, DE19801 X Signatures /s/ Tyler Meade for Gemini Space Station, LLC, By: Tyler Meade, Chief Legal Officer 09/15/2025 Signature of Reporting Person Date /s/ Cameron Winklevoss for Winklevoss Capital Fund, LLC, By: Cameron Winklevoss, Manager, Winklevoss Capital Management, LLC 09/15/2025 Signature of Reporting Person Date /s/ Tyler Meade, as attorney-in-fact 09/15/2025 Signature of Reporting Person Date /s/ Tyler Meade, as attorney-in-fact 09/15/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Gemini Space Station, LLC was the sole stockholder of the Issuer and held a nominal amount of common stock of the Issuer, which was cancelled in connection with the reorganizational transactions consummated immediately prior to or upon closing of the Issuer's initial public offering on September 15, 2025. ( 2 )Messrs. Tyler Winklevoss and Cameron Winklevoss are the Co-Founders and Principals of Winklevoss Capital Fund, LLC, as well as the Managers of the managing entity of Winklevoss Capital Fund, LLC. As a result, each of Messrs. Tyler Winklevoss and Cameron Winklevoss may be deemed the beneficial owner of the securities beneficially owned by Winklevoss Capital Fund, LLC and disclaims such beneficial ownership except to the extent of their respective pecuniary interest therein.

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).

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