EX-32.1 4 isig_ex32.htm EXHIBIT 32.1 isig_ex32
Exhibit 32
The undersigned certify, pursuant to 18 U.S.C. §1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that:
The accompanying Quarterly Report on Form 10-Q for the period ended September 30, 2020, fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
The information contained in the accompanying Quarterly Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date: November 12, 2020
/s/ Kristine A. Glancy  
Kristine A. Glancy
President and Chief Executive Officer (principal executive officer)  

Date: November 12, 2020
/s/ Jeffrey A. Jagerson  
Jeffrey A. Jagerson
Chief Financial Officer and Treasurer (principal financial and accounting officer)