ShotSpotter (SSTI) SC 13G SOUNDTHINKING / EVR Research ownership change

Exhibit 99.1

JOINT FILING AGREEMENT

This Agreement will confirm the agreement by and among the undersigned that the Schedule 13G filed with the Securities and Exchange Commission on the date hereof with respect to the beneficial ownership by the undersigned of the shares of Common Stock of ShotSpotter, Inc. is being filed, and all amendments thereto will be filed, on behalf of each of the persons and entities named below, in accordance with Rule 13d-1 under the Securities Exchange Act of 1934, as amended. This Agreement may be executed in two or more counterparts, each of which shall be deemed an original, but all of which together shall constitute one and the same instrument.

DATE: November 2, 2023

EVR RESEARCH lp

/s/ Charles Portz

Name: Charles Portz

Title: Chief Compliance Officer

EVR MASTER FUND, LP

/s/ Charles Portz

Name: Charles Portz

Title: Chief Compliance Officer