TrustBank NY(TRST) - 2021 Q3 - Quarterly Report

☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __________ to _________ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q Commission File Number 0-10592 TRUSTCO BANK CORP NY (Exact name of registrant as specified in its charter) NEW YORK 14-1630287 (State or othe ...