Sec Form 4 Filing - Atlas Capital Resources GP LLC @ Greenidge Generation Holdings Inc. - 2023-01-31

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 Atlas Capital Resources GP LLC 2. Issuer Name and Ticker or Trading Symbol Greenidge Generation Holdings Inc. [ GREE] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 100 NORTHFIELD STREET 3. Date of Earliest Transaction (MM/DD/YY) 01/31/2023 (Street) GREENWICH, CT06830 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 Class A Common Stock, par value $0.0001 per share 01/31/2023 P 1,190,476 A $ 0.84( 1 ) 1,190,476 I See footnotes( 2 )( 3 )

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 Atlas Capital Resources GP LLC 100 NORTHFIELD STREET GREENWICH, CT06830 X X Atlas Capital GP LP 100 NORTHFIELD STREET GREENWICH, CT06830 X X BURSKY ANDREW M 100 NORTHFIELD STREET GREENWICH, CT06830 X X Fazio Timothy J 100 NORTHFIELD STREET GREENWICH, CT06830 X X Signatures Atlas Capital Resources GP LLC, /s/ Timothy J. Fazio, Managing Partner 02/02/2023 Signature of Reporting Person Date Atlas Capital GP LLC, By: Atlas Capital Resources GP LLC, /s/ Timothy J. Fazio, Managing Partner 02/02/2023 Signature of Reporting Person Date Andrew M. Bursky, /s/ Andrew M. Bursky 02/02/2023 Signature of Reporting Person Date Timothy J. Fazio, /s/ Timothy J. Fazio 02/02/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )In connection with the Consent and Amendment No. 1 to the Promissory Note between Greenidge Generation Holdings Inc. (the "Issuer") and B. Riley Commercial Capital, LLC, GGH Bridge Investment LP ("GGH LP"), an affiliate of Atlas Holdings LLC, purchased 1,190,476 shares of Class A Common Stock through B. Riley acting as sales agent under the Issuer's ATM Agreement. ( 2 )Atlas Capital GP LP ("ACR GPLP") is the general partner of GGH LP. Atlas Capital Resources GP LLC ("ACR GP") is the general partner of ACR GPLP. ACR GP, ACR GPLP, and GGH LP are collectively referred to as the "Atlas Entities." Andrew M. Bursky and Timothy J. Fazio are each a managing partner of ACR GP and may be deemed to control the Atlas Entities. ( 3 )Each of Messrs. Bursky and Fazio and each of the Atlas Entities disclaims beneficial ownership interest of the Class A Common Stock except, in each case, to the extent he or it has any pecuniary interest therein.

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

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