Companies: 10,795·Total market cap: $144.5T
Financial Institutions, Inc.

Financial Institutions, Inc.

FISINASDAQFinancial Services● Active
$38.10
+$0.83(+2.24%)
Market Cap$750129442
P/E Ratio
52W High$38.46
52W Low$24.41
Overview

Financial Institutions, Inc. (FISI) SEC Filings & 10-K Annual Reports

SEC EDGAR regulatory submissions (10-K, 10-Q, 8-K), latest forms, and full filing history — quick links to financials and earnings below.

SEC EDGAR · data.sec.gov · CIK 0000862831 · FISI · NASDAQ · as of Jun 9, 2026

Filing snapshot

1,000+
Total Filings
4
Latest Form
2026-05-21
Most Recent
1999
Filing Since

Source: SEC EDGAR (data.sec.gov) · CIK 0000862831 · Updated hourly · Not investment advice

Latest Annual Report

10-K · Annual ReportFY
Filed Date
2026-03-09
Fiscal Year End
Mar 9, 2026
Accession No.
0001193125-26-098467
Primary Document
fisi-20251231.htm
Source: data.sec.gov · CIK 0000862831 · Accession 0001193125-26-098467

Latest Key Filings

10-QQuarterly Report
10-Q
2026-05-04
8-KCurrent Report
8-K
2026-05-21Material Event
Form 4Insider Activity
Ownership Change Disclosures

Executive & director trade disclosures. Full buy/sell sentiment analysis on the dedicated tab.

SEC Filing History

Hide Form 4 / 144
8-KCurrent Report
8-K
2026-05-21
View
3Initial Statement of Beneficial Ownership
3
2026-05-21
View
3Initial Statement of Beneficial Ownership
3
2026-05-21
View
8-KCurrent Report
8-K
2026-05-20
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-05-15
View
10-QQuarterly Report
10-Q
2026-05-04
View
8-KCurrent Report
8-K
2026-04-23
View
DEF 14AProxy Statement
DEF 14A
2026-04-06
View
ARSARS
ARS
2026-04-06
View
DEFA14AProxy Statement (Additional)
DEFA14A
2026-04-06
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-03-26
View
8-KCurrent Report
8-K
2026-03-10
View
10-KAnnual Report
10-K
2026-03-09
View
EFFECTEFFECT
EFFECT
2026-02-17
View
424B3424B3
424B3
2026-02-17
View
Showing 1–15 of 457 filingsForm 4 / 144 hidden· 1000 total in EDGAR

About SEC Filings & 10-K Annual Reports

Data source: SEC EDGAR (data.sec.gov)  |  Updated: Hourly  |  CIK: 0000862831  |  Exchange: NASDAQ · Financial Services

Financial Institutions, Inc. (NASDAQ: FISI) has submitted 1,000+ documents to the U.S. Securities and Exchange Commission (SEC) since its IPO in 1999. As a Financial Services sector company with CIK 0000862831, all filings are publicly accessible via the EDGAR database at no cost.

The annual 10-K report is Financial Institutions, Inc.'s most comprehensive regulatory disclosure. The most recent Financial Institutions, Inc. 10-K was filed on 2026-03-09 for fiscal year ending 2026. Historical FISI 10-K annual reports are available from 2014 through 2026.

Investors researching Financial Institutions, Inc. SEC filings can access 10-K annual reports, quarterly 10-Q reports, material event 8-K filings, and proxy statements directly from the links above. All documents are sourced from the official SEC EDGAR system.

Source: SEC EDGAR · data.sec.gov · SEC Form 10-K · SEC Form 10-Q · SEC Form 8-K2026-06-09

Frequently Asked Questions

FISI SEC Filings · 8 questions

Financial Institutions, Inc. (FISI) SEC filings are publicly available on this page and on the official SEC EDGAR database at sec.gov. You can browse all 1,000+ filings and access original documents at no cost. Financial Institutions, Inc.'s CIK is 0000862831.

FISI SEC filingsFinancial Institutions, Inc. SEC documentsfind FISI 10-K