Market Cap

Stamps.com Inc. Market Capitalization:

$6.12 Billion

USD as of Sept. 1, 2021

business Stamps.com Inc. Company Profile

Stamps.com Inc. Main Stock Listing

NASDAQ: STMP

Market Capitalization History of Stamps.com Inc.

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

Yearly evolution of Stamps.com Inc. market cap

Date Market Cap YoY Change

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

Top 1-year algo backtest: +265.99%

$10,000 in October 2023 would now be $36,599 by following this algorithm daily at market close.

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Stocks & Indices

Stamps.com Inc. has the following listings and related stock indices.


Stock: NASDAQ: STMP

Stock: FSX: TAP1

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.