Ticker League

Current

$27.1B

As of Jul 29, 2026

5-Year Average

$27B

All-Time High

$34.4B

Dec 31, 2021

All-Time Low

$2.64B

Mar 10, 2009

Market cap daily chart for American Water Works Company (AWK)

Aug 2, 2021 – Jul 29, 2026 · 1,253 trading days

Market Cap growth chart for American Water Works Company (AWK) from 2017 to 2026

Latest: +6.4%

Market Cap history table for American Water Works Company (AWK) from 2008 to 2026

  • 2026$27.1B+6.4%
  • 2025$25.4B+4.8%
  • 2024$24.3B-4.7%
  • 2023$25.5B-8.2%
  • 2022$27.7B-19.3%
  • 2021$34.4B+23.1%
  • 2020$27.9B+25.6%
  • 2019$22.2B+36.1%
  • 2018$16.3B-0.2%
  • 2017$16.4B+26.4%
  • 2016$13B+20.4%
  • 2015$10.8B+12.2%
  • 2014$9.58B+26.7%
  • 2013$7.56B+14.7%
  • 2012$6.6B+17.3%
  • 2011$5.62B+27.0%
  • 2010$4.43B+17.5%
  • 2009$3.77B+12.8%
  • 2008$3.34B

Market Cap values are taken from American Water Works Company's reported income statements (share counts) and end-of-day prices (quarterly 10-Q and annual 10-K filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the filing date. YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.

About Market Cap at American Water Works Company (AWK)

According to American Water Works Company's latest reported financial statements, the company's latest reported market cap is $25.8B. Market capitalization is the total dollar value of all outstanding shares — shares outstanding × stock price — and the standard measure of a company's equity value. On this page, historical market cap snaps filing-period share counts to closing prices on or before each statement date (not intraday tick data).

Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

American Water Works Company (AWK) most recent annual market cap stands at $27.1B (2026) – grew 6.4% year-over-year.

Over 2021–2026 (5 years), American Water Works Company market cap expanded at a -4.7% compound annual rate, sustaining 2 straight years of year-over-year growth.

American Water Works Company market cap declined from $34.4B in 2021 to $27.1B in 2026, a 21.3% drawdown.

2021 marks the peak market cap at $34.4B, with the historical low of $3.34B recorded in 2008.

American Water Works Company Market Cap by Year

American Water Works Company Market Cap 2026: $27.1B

In 2026, American Water Works Company reported market cap of $27.1B, grew 6.4% from 2025.

American Water Works Company Market Cap 2025: $25.4B

American Water Works Company market cap in 2025 was $25.4B, edged up 4.8% from 2024.

American Water Works Company Market Cap 2024: $24.3B

2024's market cap for American Water Works Company came in at $24.3B, edged down 4.7% below 2023.

American Water Works Company Market Cap 2023: $25.5B

American Water Works Company posted market cap of $25.5B in 2023, declined 8.2% below 2022.

American Water Works Company Market Cap 2022: $27.7B

American Water Works Company market cap in 2022 was $27.7B.

See more financial history for American Water Works Company (AWK).

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