AltaGas Ltd (TO:ALA) — Market Cap & Net Worth

$11.00 Billion USD  · CA$15.21 Billion CAD  · Rank #1901

Market Cap & Net Worth: AltaGas Ltd (ALA)

AltaGas Ltd (TO:ALA) has a market capitalization of $11.00 Billion (CA$15.21 Billion) as of April 19, 2026. Listed on the TO stock exchange, this Canada-based company holds position #1901 globally and #29 in its home market, demonstrating a 0.43% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying AltaGas Ltd's stock price CA$48.89 by its total outstanding shares 311101164 (311.10 Million).

AltaGas Ltd Market Cap History: 2015 to 2026

AltaGas Ltd's market capitalization history from 2015 to 2026. Data shows growth from $4.26 Billion to $11.00 Billion (8.51% CAGR).

Index Memberships

AltaGas Ltd is a constituent of 1 market index:

Index Total Market Cap Weight (%) Rank by Market Cap
S&P TSX Composite Index (Canada)
GSPTSE
$990.99 Billion 1.11% #25 of 225

Weight: AltaGas Ltd's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

AltaGas Ltd Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how AltaGas Ltd's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance.

Latest Price to Sales (P/S) Ratio

0.61x

AltaGas Ltd's market cap is 0.61 times its annual revenue

Industry average: 5.64x Lower than industry average

Latest Price to Earnings (P/E) Ratio

12.64x

AltaGas Ltd's market cap is 12.64 times its annual earnings

Industry average: 22.96x Lower than industry average

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2015 $4.26 Billion $2.18 Billion $51.10 Million 1.96x 83.41x
2016 $4.98 Billion $2.20 Billion $203.50 Million 2.26x 24.47x
2017 $4.51 Billion $2.62 Billion $91.60 Million 1.72x 49.26x
2018 $2.40 Billion $4.19 Billion -$435.10 Million 0.57x N/A
2019 $3.60 Billion $5.51 Billion $833.50 Million 0.65x 4.32x
2020 $3.61 Billion $5.64 Billion $552.00 Million 0.64x 6.54x
2021 $5.49 Billion $10.63 Billion $283.00 Million 0.52x 19.40x
2022 $4.89 Billion $14.39 Billion $523.00 Million 0.34x 9.35x
2023 $6.08 Billion $12.89 Billion $673.00 Million 0.47x 9.04x
2024 $7.53 Billion $12.45 Billion $596.00 Million 0.61x 12.64x

Competitor Companies of ALA by Market Capitalization

Companies near AltaGas Ltd in the global market cap rankings as of April 19, 2026.

Key companies related to AltaGas Ltd by market ranking:

  • Enbridge Inc (NYSE:ENB): Ranked #180 globally with a market cap of $114.92 Billion USD.
  • Williams Companies Inc (NYSE:WMB): Ranked #263 globally with a market cap of $87.01 Billion USD.
  • The Williams Companies, Inc. (SA:W1MB34): Ranked #271 globally with a market cap of $84.26 Billion USD ( R$429.41 Billion BRL).
  • Enterprise Products Partners LP (NYSE:EPD): Ranked #291 globally with a market cap of $79.27 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#180 Enbridge Inc NYSE:ENB $114.92 Billion $52.67
#263 Williams Companies Inc NYSE:WMB $87.01 Billion $71.15
#271 The Williams Companies, Inc. SA:W1MB34 $84.26 Billion R$351.40
#291 Enterprise Products Partners LP NYSE:EPD $79.27 Billion $36.67

AltaGas Ltd Historical Marketcap From 2015 to 2026

Between 2015 and today, AltaGas Ltd's market cap moved from $4.26 Billion to $ 11.00 Billion, with a yearly change of 8.51%.

Year Market Cap Change (%)
2026 CA$11.00 Billion +16.82%
2025 CA$9.42 Billion +25.00%
2024 CA$7.53 Billion +23.84%
2023 CA$6.08 Billion +24.42%
2022 CA$4.89 Billion -10.93%
2021 CA$5.49 Billion +51.99%
2020 CA$3.61 Billion +0.41%
2019 CA$3.60 Billion +49.96%
2018 CA$2.40 Billion -46.84%
2017 CA$4.51 Billion -9.37%
2016 CA$4.98 Billion +16.81%
2015 CA$4.26 Billion --

End of Day Market Cap According to Different Sources

On Apr 18th, 2026 the market cap of AltaGas Ltd was reported to be:

Source Market Cap
Yahoo Finance $11.00 Billion USD
MoneyControl $11.00 Billion USD
MarketWatch $11.00 Billion USD
marketcap.company $11.00 Billion USD
Reuters $11.00 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About AltaGas Ltd

TO:ALA Canada Oil & Gas Midstream
Market Cap
$11.00 Billion
CA$15.21 Billion CAD
Market Cap Rank
#1901 Global
#29 in Canada
Share Price
CA$48.89
Change (1 day)
-1.27%
52-Week Range
CA$37.27 - CA$49.52
All Time High
CA$49.52
About

AltaGas Ltd. operates as an energy infrastructure company in North America. The company operates through Utilities and Midstream segments. The Utilities segment owns and operates franchised, cost-of-service, rate-regulated natural gas distribution and storage utilities in Maryland, Virginia, Delaware, Pennsylvania, Ohio, and the District of Columbia serving approximately 1.6 million customers. Th… Read more