Market Cap

Internet Initiative Japan, Inc. Market Capitalization:

¥509.27 Billion

JPY as of Jan. 1, 2026

US$3.25 Billion

business Internet Initiative Japan, Inc. Company Profile

Internet Initiative Japan, Inc. Main Stock Listing

JPX: 3774

Market Capitalization History of Internet Initiative Japan, Inc.

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

Top Competitors by Market Capitalization

Industry: Telecom Services
Company Market Cap (USD)
China Mobile $245.54 B
T-Mobile US $224.61 B
AT&T $175.61 B
Verizon $170.85 B
Deutsche Telekom $163.47 B
Sector: Communication Services
Company Market Cap (USD)
Alphabet $3.806 T
Meta $1.639 T
Tencent $711.14 B
Netflix $385.55 B
China Mobile $245.54 B

Yearly evolution of Internet Initiative Japan, Inc. market cap

Date Market Cap YoY Change
Jan. 1, 2026 ¥509.27 B -3.93%
Jan. 1, 2025 ¥530.13 B 5.49%
Jan. 1, 2024 ¥502.55 B 16.03%
Jan. 1, 2023 ¥433.14 B -37.50%
Jan. 1, 2022 ¥692.99 B 74.57%
Jan. 1, 2021 ¥396.97 B 40.59%
Jan. 1, 2020 ¥282.36 B 19.58%
Jan. 1, 2019 ¥236.13 B 7.84%
Jan. 1, 2018 ¥218.97 B 30.60%
Jan. 1, 2017 ¥167.66 B -19.53%
Jan. 1, 2016 ¥208.36 B -9.21%
Jan. 1, 2015 ¥229.49 B -1.85%
Jan. 1, 2014 ¥233.83 B -1.05%
Jan. 1, 2013 ¥236.32 B 96.17%
Jan. 1, 2012 ¥120.47 B 8.84%
Jan. 1, 2011 ¥110.68 B 51.84%
Jan. 1, 2010 ¥72.90 B 61.06%
Jan. 1, 2009 ¥45.26 B -74.65%
Jan. 1, 2008 ¥178.55 B -13.42%
Jan. 1, 2007 ¥206.24 B -13.20%
Jan. 1, 2006 ¥237.61 B

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

Internet Initiative Japan, Inc. Categories

Japan languages Communication Services languages Telecom Services
Japan Communication Services Japan Telecom Services

Stocks & Indices

Internet Initiative Japan, Inc. has the following listings and related stock indices.


Stock: JPX: 3774

Stock: FSX: I6I

Stock: FSX: IIJ

Stock: OTC: IIJIF

Stock: XSTU: IIJ

Stock: OTC: IIJIY

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.