Market Cap

Financial Institutions, Inc. Market Capitalization:

$620.8 Million

USD as of Jan. 1, 2026

business Financial Institutions, Inc. Company Profile

Financial Institutions, Inc. Main Stock Listing

NASDAQ: FISI

Market Capitalization History of Financial Institutions, Inc.

Market capitalizations are calculated from the opening stock price at the beginning of each month.

Yearly evolution of Financial Institutions, Inc. market cap

Date Market Cap YoY Change
Jan. 1, 2026 $620.8 M 17.72%
Jan. 1, 2025 $527.4 M 57.49%
Jan. 1, 2024 $334.9 M -10.18%
Jan. 1, 2023 $372.8 M -24.22%
Jan. 1, 2022 $492.0 M 40.85%
Jan. 1, 2021 $349.3 M -25.71%
Jan. 1, 2020 $470.2 M 14.88%
Jan. 1, 2019 $409.3 M -13.90%
Jan. 1, 2018 $475.3 M -5.46%
Jan. 1, 2017 $502.8 M 20.04%
Jan. 1, 2016 $418.9 M 24.60%
Jan. 1, 2015 $336.2 M 5.51%
Jan. 1, 2014 $318.6 M 3.93%
Jan. 1, 2013 $306.6 M 17.49%
Jan. 1, 2012 $260.9 M -11.54%
Jan. 1, 2011 $295.0 M 53.41%
Jan. 1, 2010 $192.3 M 50.72%
Jan. 1, 2009 $127.6 M -56.95%
Jan. 1, 2008 $296.3 M -10.79%
Jan. 1, 2007 $332.2 M 4.06%
Jan. 1, 2006 $319.2 M -9.79%
Jan. 1, 2005 $353.9 M -7.83%
Jan. 1, 2004 $383.9 M 0.84%
Jan. 1, 2003 $380.7 M -2.54%
Jan. 1, 2002 $390.6 M 81.24%
Jan. 1, 2001 $215.5 M

Market capitalization is calculated from the opening stock price at the beginning of each year.

Stocks & Indices

Financial Institutions, Inc. has the following listings and related stock indices.


Stock: NASDAQ: FISI

Stock: OTC: FIISO

What is a company's market capitalization?

The market capitalization of a company, more simply referred to as "market cap", is the total market value of a publicly traded company's outstanding shares. It is often considered as a key indicator of what a company is worth.