0000899243-19-003480.txt : 20190213 0000899243-19-003480.hdr.sgml : 20190213 20190213181815 ACCESSION NUMBER: 0000899243-19-003480 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20190213 FILED AS OF DATE: 20190213 DATE AS OF CHANGE: 20190213 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Finer Mitchell H. CENTRAL INDEX KEY: 0001578432 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38811 FILM NUMBER: 19599394 MAIL ADDRESS: STREET 1: C/O BLUEBIRD BIO, INC. STREET 2: 840 MEMORIAL DRIVE CITY: CAMBRIDGE STATE: MA ZIP: 02139 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: TCR2 THERAPEUTICS INC. CENTRAL INDEX KEY: 0001750019 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 474152751 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 100 BINNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 617-949-5200 MAIL ADDRESS: STREET 1: 100 BINNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 3 1 doc3.xml FORM 3 SUBMISSION X0206 3 2019-02-13 0 0001750019 TCR2 THERAPEUTICS INC. TCRR 0001578432 Finer Mitchell H. TCR2 THERAPEUTICS INC. 100 BINNEY STREET CAMBRIDGE MA 02142 1 0 0 0 Common Stock 36731 D Stock Option (Right to Buy) 0.74 2026-12-13 Common Stock 8017 I By Pattern Recognition Ventures Warrants to Purchase Common Stock (Right to Buy) 0.74 2027-12-05 Common Stock 25407 I By Pattern Recognition Ventures The shares are subject to a Stock Restriction Agreement dated June 1, 2015. The shares subject to the Stock Restriction Agreement shall vest in 48 equal monthly installments beginning on June 1, 2015. 25% of this option vested and became exercisable on December 13, 2017, with the remainder vesting in 36 equal monthly installments thereafter. The reported securities are held directly by Pattern Recognition Ventures. The Reporting Person is a managing member of Pattern Recognition Ventures. The Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein. The shares subject to this Warrant shall vest and become exercisable in 36 equal monthly installments beginning on December 6, 2017. Exhibit 24.1: Power of Attorney /s/ Mitchell Finer 2019-02-13 EX-24.1 2 attachment1.htm EX-24.1 DOCUMENT

                               Power of Attorney

   Know all by these presents, that the undersigned hereby constitutes and
appoints each of Margaret Siegel and Stephen Turkowiak, signing singly, and with
full power of substitution, as the undersigned's true and lawful attorney-in-
fact to:

        (1) execute for and on behalf of the undersigned, in the undersigned's
        capacity as an officer and/or director of TCR2 Therapeutics Inc., a
        Delaware corporation (the "Company"), from time to time the following
        Securities and Exchange Commission (the "SEC") forms: Forms 3, 4, and 5
        in accordance with Section 16(a) of the Securities Exchange Act of 1934,
        as amended (the "Exchange Act"), and the rules thereunder;

        (2) do and perform any and all acts for and on behalf of the undersigned
        which may be necessary or desirable to complete and execute any such
        Form 3, 4, or 5, complete and execute any amendment or amendments
        thereto, and timely file such form with the SEC and any stock exchange
        or similar authority; and

        (3) take any other action of any type whatsoever in connection with the
        foregoing which, in the opinion of such attorney-in-fact, may be of
        benefit to, in the best interest of, or legally required by, the
        undersigned, it being understood that the documents executed by such
        attorney-in-fact on behalf of the undersigned pursuant to this Power of
        Attorney shall be in such form and shall contain such terms and
        conditions as such attorney-in-fact may approve in such attorney-in-
        fact's discretion.

   The undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary, or proper to be done in the exercise of any of the rights and powers
herein granted, as fully to all intents and purposes as the undersigned might or
could do if personally present, with full power of substitution or revocation,
hereby ratifying and confirming all that such attorney-in-fact, or such
attorney-in-fact's substitute or substitutes, shall lawfully do or cause to be
done by virtue of this power of attorney and the rights and powers herein
granted. The undersigned acknowledges that the foregoing attorneys-in-fact, in
serving in such capacity at the request of the undersigned, is not assuming, nor
is the Company assuming, any of the undersigned's responsibilities to comply
with Section 16 of the Exchange Act.

   This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to the
undersigned's holdings of and transactions in securities issued by the Company,
unless earlier revoked by the undersigned in a signed writing delivered to the
foregoing attorneys-in-fact. This Power of Attorney shall expire as to any
individual attorney-in-fact if such attorney-in-fact ceases to be an officer of
the Company. This Power of Attorney may be filed with the SEC as a confirming
statement of the authority granted herein.

   IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 13th day of February, 2019.

      /s/ Mitchell Finer
      ------------------

Printed Name: Mitchell Finer