0001070524 2026-10-20 2026-10-20 false 0001070524 8-K 2026-10-20 GREENE COUNTY BANCORP, INC. X1 0-25165 14-1809721 302 Main Street Catskill NY 12414 518 943-2600 false false false false Common Stock, $0.10 par value GCBC NASDAQ false