FINANCIAL INSTITUTIONS INC - FISI

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 23
Latest filed: Sep 28, 2026
Form Count
4 14
8-K 6
SCHEDULE 13G/A 2
SCHEDULE 13G 1

Latest files

Filed Form Report period Accession SEC
Sep 28, 2026 4 Sep 25, 2026 0001193125-26-405314 View
Sep 08, 2026 8-K Sep 08, 2026 0001193125-26-385193 View
Sep 03, 2026 4 Sep 02, 2026 0001193125-26-381871 View
Aug 26, 2026 8-K Aug 26, 2026 0001193125-26-368299 View
Jul 28, 2026 SCHEDULE 13G/A — 0002012383-26-002563 View
Jul 23, 2026 8-K Jun 30, 2026 0001193125-26-314084 View
Jul 14, 2026 SCHEDULE 13G — 0000354204-26-000827 View
May 21, 2026 4 May 20, 2026 0001676441-26-000002 View
May 21, 2026 4 May 20, 2026 0001211177-26-000002 View
May 21, 2026 8-K May 20, 2026 0000862831-26-000002 View
May 21, 2026 4 May 20, 2026 0001746639-26-000008 View
May 21, 2026 4 May 20, 2026 0001782792-26-000002 View
May 21, 2026 4 May 20, 2026 0001991206-26-000004 View
May 21, 2026 4 May 20, 2026 0001607421-26-000002 View
May 21, 2026 4 May 20, 2026 0001319732-26-000002 View
May 21, 2026 4 May 20, 2026 0001188732-26-000002 View
May 21, 2026 4 May 20, 2026 0001723300-26-000002 View
May 21, 2026 4 May 20, 2026 0001310930-26-000002 View
May 21, 2026 4 May 20, 2026 0001945088-26-000002 View
May 21, 2026 4 May 20, 2026 0001221249-26-000002 View
May 20, 2026 8-K May 20, 2026 0001193125-26-232561 View
May 15, 2026 SCHEDULE 13G/A — 0000902219-26-000208 View
Apr 23, 2026 8-K Mar 31, 2026 0001193125-26-173676 View