Tonix Pharmaceuticals Holding Corp.

We maintain our principal office at 200 Connell Drive, Suite 3, Berkeley Heights, New Jersey 07922. Our telephone number at that office is (862) 799-8599 and our fax number is (212) 923-5700. On July 24, 2025, we entered into a lease, whereby we agreed to lease new office space, commencing November 2025 and expiring January 2030. In connection therewith, we maintain a letter of credit, which has a remaining balance of $386,000 as of December 31, 2025, and such amount is deposited into the restricted cash account maintained at the bank that issued the letter of credit.

We own and operate a research and development facility in Frederick, Maryland used for process development activities.

We own an approximately 44-acre site in Hamilton, Montana, for the construction of a vaccine development and commercial scale manufacturing facility. As of December 31, 2025, the facility was not ready for its intended use.

We own a 45,000 square foot facility in North Dartmouth, Massachusetts that houses our Advanced Development (“ADC”), for accelerated development and manufacturing of vaccines. The facility was decommissioned in 2024 decommissioned and may be reactivated on the earlier of 2027 or in the case of a national or international emergency.

Future minimum lease payments are as follows (in thousands):

We believe that our existing facilities are suitable and adequate to meet our current business requirements.