Ticker League

Current

$77.3B

As of Jul 31, 2026

5-Year Average

$75.1B

All-Time High

$96.4B

Mar 30, 2022

All-Time Low

$7.38B

Oct 7, 2002

Market cap daily chart for Canadian National Railway (CNI)

Aug 2, 2021 – Jul 31, 2026 · 1,255 trading days

Market Cap history table for Canadian National Railway (CNI) from 1996 to 2026

  • 2026
  • 2025
  • 2024
  • 2023
  • 2022
  • 2021
  • 2020
  • 2019
  • 2018
  • 2017
  • 2016
  • 2015
  • 2014
  • 2013
  • 2012
  • 2011
  • 2010
  • 2009
  • 2008
  • 2007
  • 2006
  • 2005
  • 2004
  • 2003
  • 2002
  • 2001
  • 2000
  • 1999
  • 1998
  • 1997
  • 1996

Market Cap values are taken from Canadian National Railway's reported income statements (share counts) and end-of-day prices (interim 6-K and annual 20-F 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 converted to USD using IAS 21 average exchange rates (P&L / cash flow) or closing rates (balance sheet). Originally filed in CAD.

About Market Cap at Canadian National Railway (CNI)

According to Canadian National Railway's latest reported financial statements, the company's latest reported market cap is $72.4B. 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 .

As of the 2026 fiscal year, Canadian National Railway (CNI) reported market cap of $77.3B – grew 25.3% year-over-year.

Across 2021–2026 (5 years), Canadian National Railway market cap produced a CAGR of -2.4% – with a net decline across the window.

Canadian National Railway market cap declined from $87.3B in 2021 to $77.3B in 2026, a 11.4% drawdown.

$87.3B stands as the all-time-high annual market cap, posted in 2021, against a low of $3.21B during 1996.

Canadian National Railway Market Cap by Year

Canadian National Railway Market Cap 2026: $77.3B

2026's market cap for Canadian National Railway came in at $77.3B, grew 25.3% from 2025.

Canadian National Railway Market Cap 2025: $61.7B

Canadian National Railway posted market cap of $61.7B in 2025, edged down 4.3% below 2024.

Canadian National Railway Market Cap 2024: $64.4B

In 2024, Canadian National Railway reported market cap of $64.4B, declined 22.2% below 2023.

Canadian National Railway Market Cap 2023: $82.8B

Canadian National Railway market cap in 2023 was $82.8B, edged up 1.2% from 2022.

Canadian National Railway Market Cap 2022: $81.8B

Canadian National Railway market cap in 2022 was $81.8B.

See more financial history for Canadian National Railway (CNI).

Sector peers by Market Cap

Industrials peers of Canadian National Railway (CNI), ranked by their latest market cap

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