EXHIBIT 1
JOINT FILING AGREEMENT
The undersigned agree that the statement on Schedule 13G with respect to the common stock, $0.001 par value per share, of SQZ Biotechnologies Company, dated as of November 13, 2020, is, and any amendments thereto signed by each of the undersigned shall be, filed on behalf of each of them pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended.
| INVUS PUBLIC EQUITIES, L.P. | ||
| By: | INVUS PUBLIC EQUITIES ADVISORS, LLC, its general partner | |
| By: | /s/ Raymond Debbane | |
| Name: | Raymond Debbane | |
| Title: | President | |
| INVUS PUBLIC EQUITIES ADVISORS, LLC | ||
| By: | /s/ Raymond Debbane | |
| Name: | Raymond Debbane | |
| Title: | President | |
| ARTAL TREASURY LIMITED | ||
| By: | /s/ Keith Le Poidevin | |
| Name: | Keith Le Poidevin | |
| Title: | Director | |
| ARTAL INTERNATIONAL S.C.A. | ||
| By: | ARTAL INTERNATIONAL MANAGEMENT S.A., its managing partner | |
| By: | /s/ Anne Goffard | |
| Name: | Anne Goffard | |
| Title: | Managing Director | |
| ARTAL INTERNATIONAL MANAGEMENT S.A. | ||
| By: | /s/ Anne Goffard | |
| Name: | Anne Goffard | |
| Title: | Managing Director | |
| ARTAL GROUP S.A. | ||
| By: | /s/ Anne Goffard | |
| Name: | Anne Goffard | |
| Title: | Authorized Person | |
WESTEND S.A.
| By: | /s/ Pascal Minne | |
| Name: | Pascal Minne | |
| Title: | Director |
STICHTING ADMINISTRATIEKANTOOR WESTEND |
| By: | /s/ Pascal Minne | |
| Name: | Pascal Minne | |
| Title: | Sole Member of the Board |
| MR. PASCAL MINNE |
/s/ Pascal Minne |
| Dated: November 13, 2020 |
