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    SEC Form 4 filed by Mpm Bioventures 2014, L.P.

    6/5/23 4:36:19 PM ET
    $TCRR
    Biotechnology: Biological Products (No Diagnostic Substances)
    Health Care
    Get the next $TCRR alert in real time by email
    SEC FORM 4 SEC Form 4
    FORM 4 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
    or Section 30(h) of the Investment Company Act of 1940
    OMB APPROVAL
    OMB Number: 3235-0287
    Estimated average burden
    hours per response: 0.5
    X
    Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
    1. Name and Address of Reporting Person*
    MPM BioVentures 2014, L.P.

    (Last) (First) (Middle)
    C/O MPM CAPITAL
    399 BOYLSTON STREET, SUITE 1100

    (Street)
    BOSTON MA 02116

    (City) (State) (Zip)
    2. Issuer Name and Ticker or Trading Symbol
    TCR2 THERAPEUTICS INC. [ TCRR ]
    5. Relationship of Reporting Person(s) to Issuer
    (Check all applicable)
    Director X 10% Owner
    Officer (give title below) Other (specify below)
    3. Date of Earliest Transaction (Month/Day/Year)
    06/01/2023
    4. If Amendment, Date of Original Filed (Month/Day/Year)
    6. Individual or Joint/Group Filing (Check Applicable Line)
    Form filed by One Reporting Person
    X Form filed by More than One Reporting Person
    Rule 10b5-1(c) Transaction Indication

      
    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.
    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
    Common Stock 06/01/2023 J(1) 4,158,964 D $0.00(2) 0 I See Footnote(3)(4)
    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 Securities Underlying Derivative Security (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: 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
    1. Name and Address of Reporting Person*
    MPM BioVentures 2014, L.P.

    (Last) (First) (Middle)
    C/O MPM CAPITAL
    399 BOYLSTON STREET, SUITE 1100

    (Street)
    BOSTON MA 02116

    (City) (State) (Zip)
    1. Name and Address of Reporting Person*
    Foley Todd

    (Last) (First) (Middle)
    C/O MPM CAPITAL
    399 BOYLSTON STREET, 1100

    (Street)
    BOSTON MA 02116

    (City) (State) (Zip)
    1. Name and Address of Reporting Person*
    EVNIN LUKE

    (Last) (First) (Middle)
    C/O MPM CAPITAL
    399 BOYLSTON STREET, SUITE 1100

    (Street)
    BOSTON MA 02116

    (City) (State) (Zip)
    1. Name and Address of Reporting Person*
    MPM BioVentures 2014 (B), L.P.

    (Last) (First) (Middle)
    C/O MPM CAPITAL
    399 BOYLSTON STREET, SUITE 1100

    (Street)
    BOSTON MA 02116

    (City) (State) (Zip)
    1. Name and Address of Reporting Person*
    MPM Asset Management Investors BV2014 LLC

    (Last) (First) (Middle)
    C/O MPM CAPITAL
    399 BOYLSTON STREET, 1100

    (Street)
    BOSTON MA 02116

    (City) (State) (Zip)
    1. Name and Address of Reporting Person*
    MPM BioVentures 2014 LLC

    (Last) (First) (Middle)
    C/O MPM CAPITAL
    399 BOYLSTON STREET, SUITE 1100

    (Street)
    BOSTON MA 02116

    (City) (State) (Zip)
    1. Name and Address of Reporting Person*
    MPM BioVentures 2014 GP LLC

    (Last) (First) (Middle)
    C/O MPM CAPITAL
    399 BOYLSTON STREET, SUITE 1100

    (Street)
    BOSTON MA 02116

    (City) (State) (Zip)
    1. Name and Address of Reporting Person*
    MPM ASSET MANAGEMENT LLC

    (Last) (First) (Middle)
    C/O MPM CAPITAL
    399 BOYLSTON STREET, SUITE 1100

    (Street)
    BOSTON MA 02116

    (City) (State) (Zip)
    Explanation of Responses:
    1. This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger, dated as of March 5, 2023, by and among TCR2 Therapeutics Inc. (the "Company"), Adaptimmune Therapeutics plc ("Parent") and CM Merger Sub, Inc., an indirect wholly-owned subsidiary of Parent ("Merger Sub"), as amended by that certain Amendment No. 1 to the Agreement and Plan of Merger, dated April 5, 2023, by and among the Company, Parent and Merger Sub (the "Merger Agreement"), pursuant to which Merger Sub merged with and into the Company (the "Merger") with the Company surviving the Merger as an indirect wholly-owned subsidiary of Parent effective as of June 1, 2023 (the "Effective Time").
    2. At the Effective Time, each issued and outstanding share of common stock of the Company (each, a "Share") (excluding any Shares held in treasury of the Company or owned, directly or indirectly, by Parent or Merger Sub immediately prior to the Effective Time) was cancelled and converted into the right to receive 1.5117 (the "Exchange Ratio") American Depositary Shares of Parent ("Parent ADS") representing six ordinary shares of Parent ("Parent Ordinary Shares").
    3. The Reporting Persons disclaim beneficial ownership of the securities except to the extent of their respective pecuniary interests therein.
    4. The shares were held as follows: 3,056,272 by MPM BioVentures 2014, L.P. ("BV 2014"), 203,846 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 110,859 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"), 304,001 by MPM Asset Management LLC ("AM LLC"), 421,070 by MPM SunStates Fund, L.P. ("MPM SunStates") and 62,916 by MPM Asset Management Investors Sunstates Fund LLC ("AM SunStates"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B) and BV LLC is the manager of AM BV2014. MPM SunStates Fund GP LLC and MPM SunStates GP Managing Member LLC ("SunStates GP") are the direct and indirect general partners of MPM SunStates and SunStates GP is the manager of AM SunStates. Luke Evnin, Ansbert Gadicke and Todd Foley are the managing directors of BV LLC, Ansbert Gadicke is a member of SunStates GP and Luke Evnin and Anbsert Gadicke are the members of AM LLC.
    Remarks:
    See Form 4 for MPM SunStates Fund, L.P for additional members of this joint filing.
    /s/ Ansbert Gadicke, managing director of MPM BioVentures 2014 LLC, the managing member of MPM BioVentures 2014 GP LLC, the general partner of MPM BioVentures 2014, L.P. 06/05/2023
    /s/ Todd Foley 06/05/2023
    /s/ Luke Evnin 06/05/2023
    /s/ Ansbert Gadicke, managing director of MPM BioVentures 2014 LLC, the managing member of MPM BioVentures 2014 GP LLC, the general partner of MPM BioVentures 2014 (B), L.P. 06/05/2023
    /s/ Ansbert Gadicke, managing director of MPM BioVentures 2014 LLC, manager of MPM Asset Management Investors BV2014 LLC 06/05/2023
    /s/ Ansbert Gadicke, managing director of MPM BioVentures 2014 LLC 06/05/2023
    /s/ Ansbert Gadicke, managing director of MPM BioVentures 2014 LLC, the managing member of MPM BioVentures 2014 GP LLC 06/05/2023
    /s/ Ansbert Gadicke, member of MPM Asset Management LLC 06/05/2023
    ** Signature of Reporting Person Date
    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 currently valid OMB Number.
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