AltaGasATGAF.PFD 77 Interest Coverage is 2.15 as of Mar. 2026, which is 12% below its 10-year median of 2.43. GuruFocus rates ATGAF.PFD with a GF Score™ of 77/100. The stock has 15 warning signs investors should review. Among 728 Oil & Gas companies, AltaGas ranks worse than 74.04% on this metric.
Interest Coverage is a ratio that determines how easily a company can pay interest expenses on outstanding debt. It is calculated by dividing a company's
Operating Income
by its Interest Expense. AltaGas's
Operating Income
for the
three
months ended in Mar. 2026 was $186.59 Mil. AltaGas's Interest Expense for the
three
months ended in Mar. 2026 was $-86.74 Mil.
AltaGas's interest coverage for the quarter that ended in Mar. 2026 was 2.15.
The higher the ratio, the stronger the company's financial strength is.
Warning Sign:
Ben Graham prefers companies' interest coverage to be at least 5. AltaGas Ltd interest coverage is 2.34, which is low.
The historical rank and industry rank for AltaGas's Interest Coverage or its related term are showing as below:
ATGAF.PFD'
s Interest Coverage Range Over the Past 10 Years
Min: 0.4 Med: 2.43 Max: 3.49
Current: 2.34
ATGAF.PFD's Interest Coverage is ranked worse than 74.04% of 728
companies
in the Oil & Gas industry
Industry Median: 5.885
vs ATGAF.PFD: 2.34
Ben Graham requires that a company has a minimum interest coverage of 5 with the companies he invested. If the interest coverage is less than 2, the company is burdened by debt. Any business slow or recession may drag the company into a situation where it cannot pay the interest on its debt.
Interest Coverage is an important factor when GuruFocus ranks a company's overage Financial Strength .
AltaGas Interest Coverage Related Terms
AltaGas Interest Coverage Historical Data
* Premium members only.
The historical data trend for AltaGas's Interest Coverage can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Note: For Interest Coverage, "No debt" indicates no long-term debt. An indication of "No Debt" does not necessarily mean that the company has no long-term debt obligations; it could be due to missing data in the quarterly or annual report. Use caution when interpreting this information.
ATGAF.PFD vs WMB, EPD, KMI: Interest Coverage Comparison
For the Oil & Gas Midstream subindustry, AltaGas's Interest Coverage, along with its competitors' market caps and Interest Coverage data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
AltaGas Interest Coverage vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, AltaGas's Interest Coverage distribution charts can be found below:
* The bar in red indicates where AltaGas's Interest Coverage falls into.
Interest Coverage is a ratio that determines how easily a company can pay interest expenses on outstanding debt. It is calculated by dividing a company's Operating Income (EBIT) by its Interest Expense:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
AltaGas (ATGAF.PFD) has a Interest Coverage of 2.15 as of Mar. 2026. Interest Coverage measures a company's capability to pay interest expenses on its debt. View historical data on AltaGas and its competitors. This is 12% below median its historical median of 2.43. Over the past decade, AltaGas' Interest Coverage has ranged from 0.40 to 3.49. According to the industry distribution chart, AltaGas ranks #539 out of 728 companies in the Oil & Gas industry, placing it in the top 74%.
Is AltaGas' Interest Coverage too high?
AltaGas' current Interest Coverage of 2.15 is 12% below median its 10-year median of 2.43. Over the past 10 years, this metric has ranged from a low of 0.40 to a high of 3.49. The Oil & Gas industry median Interest Coverage is 5.89. AltaGas' value of 2.15 is 63.5% below this industry median. Based on the distribution chart, AltaGas ranks #539 out of 728 companies in the Oil & Gas industry, which is below the industry midpoint. Overall, AltaGas has a GF Score™ of 77/100, reflecting its overall financial health beyond just this single metric.
How does AltaGas' Interest Coverage compare to WMB and EPD?
According to the Oil & Gas industry distribution chart, AltaGas ranks #539 out of 728 companies for Interest Coverage. This places AltaGas in the lower half of its industry. The industry median Interest Coverage is 5.89. AltaGas' value of 2.15 is 63.5% below this benchmark. Historically, AltaGas' own Interest Coverage has ranged from 0.40 to 3.49 over the past decade. While the company's 10-year median is 2.43 vs. the industry median of 5.89, AltaGas has consistently been below the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Interest Coverage for an Oil & Gas company?
The median Interest Coverage among Oil & Gas companies is 5.89, based on 728 companies in the industry. Companies in the top quartile (top 25%) have a Interest Coverage significantly above this median, while those in the bottom quartile fall well below. However, Interest Coverage should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. AltaGas's current Interest Coverage of 2.15 is 63.5% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Interest Coverage mean?
A high Interest Coverage can signal that a stock is expensive relative to its fundamentals. Interest Coverage measures a company's capability to pay interest expenses on its debt. View historical data on AltaGas and its competitors. For the Oil & Gas industry, the median Interest Coverage is 5.89 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. AltaGas's current Interest Coverage is 2.15, which is 12% below median its own 10-year median of 2.43. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is AltaGas stock overvalued right now?
AltaGas (ATGAF.PFD) has a current Interest Coverage of 2.15. The current Interest Coverage is 2.15, which is 12% below median its 10-year median of 2.43 and 63.5% below the Oil & Gas industry median of 5.89. AltaGas' overall GF Score™ is 77/100 with 15 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Interest Coverage calculated?
Interest Coverage is calculated from a company's financial statements. For AltaGas (ATGAF.PFD), the current Interest Coverage is 2.15 as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
AltaGas Ltd is a North American energy infrastructure company that connects customers and markets to energy sources. AltaGas has three reporting segments: Utilities, Midstream, and Corporate/Other. The majority of its revenue is generated from the Midstream segment, which operates a North American energy platform that moves natural gas and LPGs from the wellhead to markets. It exports propane and butane to Asia through its LPG terminals, and runs natural gas gathering, processing, fractionation, liquids handling, and storage infrastructure. The segment also includes its natural gas and natural gas liquids (NGLs) marketing business, domestic logistics, trucking and rail terminals, and liquid and natural gas storage capability. Geographically, the firm derives its key revenue from the U.S.
77GF Score
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