Market Cap

BT Group plc Market Capitalization:

£17.79 Billion

GBP as of Jan. 1, 2026

US$23.94 Billion

business BT Group plc Company Profile

BT Group plc Main Stock Listing

LSE: BT.A

Market Capitalization History of BT Group plc

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 BT Group plc market cap

Date Market Cap YoY Change
Jan. 1, 2026 £17.79 B 28.83%
Jan. 1, 2025 £13.81 B 12.29%
Jan. 1, 2024 £12.30 B 0.01%
Jan. 1, 2023 £12.29 B -35.00%
Jan. 1, 2022 £18.92 B 55.69%
Jan. 1, 2021 £12.15 B

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

Company Description

BT Group plc, trading as BT and formerly British Telecom, is a multinational telecommunications company. Tracing its origins to 1846, BT has grown to operate in about 180 countries, operating in a number of services to individuals including fixed-line, broadband, and mobile services, together with subscription television and IT services. BT also provides a range of connectivity, communications, and IT services to businesses.

business BT Group plc Company Profile

BT Group plc Categories

United Kingdom languages Communication Services languages Telecom Services
United Kingdom Communication Services United Kingdom Telecom Services

Stocks & Indices

BT Group plc has the following listings and related stock indices.


Stock: LSE: BT.A

Stock: FSX: BTQ

Stock: OTC: BTGOF

Stock: XETR: BTQ

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.