Sec Form 4 Filing - PURA VIDA INVESTMENTS, LLC @ MedMen Enterprises, Inc. - 2021-04-21

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

OMB APPROVAL OMB Number: 3235-0287 Expires: November 30, 2011 Estimated average burden hours per response... 0.5

1. Name and Address of Reporting Person PURA VIDA INVESTMENTS, LLC 2. Issuer Name and Ticker or Trading Symbol MedMen Enterprises, Inc. [ MMNFF] 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) 512 W 22ND STREET, 7TH FLOOR 3. Date of Earliest Transaction (MM/DD/YY) 04/21/2021 (Street) NEW YORK, NY10011 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

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 Warrant $ 0.26 04/21/2021 J( 1 ) 3,082,933 09/27/2021 03/27/2025 Class B Subordinate Voting Shares 3,082,933 ( 2 ) 0 I By Pura Vida Master Fund, LTD.( 3 )( 4 ) Warrant $ 0.26 04/21/2021 J( 1 ) 616,587 10/24/2021 04/24/2025 Class B Subordinate Voting Shares 616,587 ( 2 ) 0 I By Pura Vida Master Fund, LTD.( 3 )( 4 ) Warrant $ 0.2 04/21/2021 J( 1 ) 1,603,125 03/14/2022 09/14/2025 Class B Subordinate Voting Shares 1,603,125 ( 2 ) 0 I By Pura Vida Master Fund, LTD.( 3 )( 4 ) Warrant $ 0.1608 04/21/2021 J( 1 ) 3,986,944 07/11/2022 01/11/2026 Class B Subordinate Voting Shares 3,986,944 ( 2 ) 0 I By Pura Vida Master Fund, LTD.( 3 )( 4 ) Warrant $ 0.26 04/21/2021 J( 1 ) 973,558 09/27/2021 03/27/2025 Class B Subordinate Voting Shares 973,558 ( 2 ) 0 I By Pura Vida Pro Special Opportunity Master Fund, LTD.( 3 )( 4 ) Warrant $ 0.26 04/21/2021 J( 1 ) 194,712 10/24/2021 04/24/2025 Class B Subordinate Voting Shares 194,712 ( 2 ) 0 I By Pura Vida Pro Special Opportunity Master Fund, LTD.( 3 )( 4 ) Warrant $ 0.2 04/21/2021 J( 1 ) 506,250 03/14/2022 09/14/2025 Class B Subordinate Voting Shares 506,250 ( 2 ) 0 I By Pura Vida Pro Special Opportunity Master Fund, LTD.( 3 )( 4 ) Warrant $ 0.1608 04/21/2021 J( 1 ) 1,259,035 07/11/2022 01/11/2026 Class B Subordinate Voting Shares 1,259,035 ( 2 ) 0 I By Pura Vida Pro Special Opportunity Master Fund, LTD.( 3 )( 4 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other PURA VIDA INVESTMENTS, LLC 512 W 22ND STREET 7TH FLOOR NEW YORK, NY10011 X Pura Vida Master Fund, LTD C/O WALKERS CORPORATE LIMITED 190 ELGIN AVENUE GEORGE TOWN, GRAND CAYMAN, E9KY1-9008 X Kamen Efrem C/O PURA VIDA INVESTMENTS, LLC 512 W 22ND STREET, 7TH FLOOR NEW YORK, NY10011 X Signatures /s/ Efrem Kamen 04/29/2022 Signature of Reporting Person Date /s/ Efrem Kamen 04/29/2022 Signature of Reporting Person Date /s/ Efrem Kamen 04/29/2022 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Warrant cancelled for no consideration pursuant to terms of the Third Amended and Restated Securities Purchase Agreement dated January 11, 2021. ( 2 )Not applicable. ( 3 )The reporting persons (the "Reporting Persons") are Pura Vida Investments, LLC ("PVI"), Pura Vida Master Fund, LTD. (the "PV Master Fund"), and Efrem Kamen. PVI serves as the investment manager to the PV Master Fund. Pura Vida Pro, LLC ("PVP") serves as the investment manager to Pura Vida Pro Special Opportunity Master Fund, LTD. PVP is a relying adviser of PVI. Efrem Kamen serves as the managing member of both PVI and PVP. ( 4 )This Form 4 shall not be deemed an admission that PVI and Efrem Kamen are beneficial owners of the securities for purposes of Sections 13 and 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose. Each of PVI and Efrem Kamen disclaims beneficial ownership of the securities reported herein except to the extent of PVI's and Efrem Kamen's pecuniary interest, if any, 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).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a cur rently valid OMB Number.