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SunocoCorp LLCSUNC +2.68%13 Debt-to-Equity is 5.86 as of Dec. 2025, which is 50% above its 10-year median of 3.91. GuruFocus rates SUNC with a GF Score™ of 13/100. The stock has 4 warning signs investors should review. Among 807 Oil & Gas companies, SunocoCorp LLC ranks worse than 97.27% on this metric.
A high debt to equity ratio generally means that a company has been aggressive in financing its growth with debt. This can result in volatile earnings as a result of the additional interest expense.
The historical rank and industry rank for SunocoCorp LLC's Debt-to-Equity or its related term are showing as below:
SUNC'
s Debt-to-Equity Range Over the Past 10 Years
Min: 1.97 Med: 3.91 Max: 5.86
Current: 5.86
During the past 3 years, the highest Debt-to-Equity Ratio of SunocoCorp LLC was 5.86. The lowest was 1.97. And the median was 3.91.
SUNC's Debt-to-Equity is ranked worse than 97.27% of 807
companies
in the Oil & Gas industry
Industry Median: 0.46
vs SUNC: 5.86
Because a company can increase its ROE % by having more financial leverage, it is important to watch the leverage ratio when investing in high ROE % companies.
SunocoCorp LLC Debt-to-Equity Related Terms
SunocoCorp LLC Debt-to-Equity Historical Data
* Premium members only.
The historical data trend for SunocoCorp LLC's Debt-to-Equity 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.
SunocoCorp LLC Debt-to-Equity Chart
SunocoCorp LLC Annual Data
Trend
Dec23
Dec24
Dec25
Debt-to-Equity
N/A
1.97
5.86
SunocoCorp LLC Semi-Annual Data
Dec23
Dec24
Dec25
Debt-to-Equity
N/A
1.97
5.86
SUNC vs STNG, KNTK, INSW: Debt-to-Equity Comparison
For the Oil & Gas Midstream subindustry, SunocoCorp LLC's Debt-to-Equity, along with its competitors' market caps and Debt-to-Equity 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.
SunocoCorp LLC Debt-to-Equity vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, SunocoCorp LLC's Debt-to-Equity distribution charts can be found below:
* The bar in red indicates where SunocoCorp LLC's Debt-to-Equity falls into.
* 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.
SunocoCorp LLC (SUNC) has a Debt-to-Equity of 5.86 as of Dec. 2025. Debt-to-Equity ratio represents the ratio of total debt to total company equity. View historical data on SunocoCorp LLC and its competitors. This is 50% above median its historical median of 3.91. Over the past decade, SunocoCorp LLC's Debt-to-Equity has ranged from 1.97 to 5.86. According to the industry distribution chart, SunocoCorp LLC ranks #785 out of 807 companies in the Oil & Gas industry, placing it in the top 97.3%.
Is SunocoCorp LLC's Debt-to-Equity too high?
SunocoCorp LLC's current Debt-to-Equity of 5.86 is 50% above median its 10-year median of 3.91. Over the past 10 years, this metric has ranged from a low of 1.97 to a high of 5.86. The Oil & Gas industry median Debt-to-Equity is 0.46. SunocoCorp LLC's value of 5.86 is 1173.9% above this industry median. Based on the distribution chart, SunocoCorp LLC ranks #785 out of 807 companies in the Oil & Gas industry, which is in the bottom quartile relative to peers. Overall, SunocoCorp LLC has a GF Score™ of 13/100, reflecting its overall financial health beyond just this single metric.
How does SunocoCorp LLC's Debt-to-Equity compare to STNG and KNTK?
According to the Oil & Gas industry distribution chart, SunocoCorp LLC ranks #785 out of 807 companies for Debt-to-Equity. This places SunocoCorp LLC in the lower half of its industry. The industry median Debt-to-Equity is 0.46. SunocoCorp LLC's value of 5.86 is 1173.9% above this benchmark. Historically, SunocoCorp LLC's own Debt-to-Equity has ranged from 1.97 to 5.86 over the past decade. While the company's 10-year median is 3.91 vs. the industry median of 0.46, SunocoCorp LLC has consistently been above 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 Debt-to-Equity for an Oil & Gas company?
The median Debt-to-Equity among Oil & Gas companies is 0.46, based on 807 companies in the industry. Companies in the top quartile (top 25%) have a Debt-to-Equity significantly above this median, while those in the bottom quartile fall well below. However, Debt-to-Equity should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. SunocoCorp LLC's current Debt-to-Equity of 5.86 is 1173.9% above 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 Debt-to-Equity mean?
A high Debt-to-Equity can signal that a stock is expensive relative to its fundamentals. Debt-to-Equity ratio represents the ratio of total debt to total company equity. View historical data on SunocoCorp LLC and its competitors. For the Oil & Gas industry, the median Debt-to-Equity is 0.46 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. SunocoCorp LLC's current Debt-to-Equity is 5.86, which is 50% above median its own 10-year median of 3.91. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is SunocoCorp LLC stock overvalued right now?
SunocoCorp LLC (SUNC) has a current Debt-to-Equity of 5.86. The current Debt-to-Equity is 5.86, which is 50% above median its 10-year median of 3.91 and 1173.9% above the Oil & Gas industry median of 0.46. SunocoCorp LLC's overall GF Score™ is 13/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Debt-to-Equity calculated?
Debt-to-Equity is calculated from a company's financial statements. For SunocoCorp LLC (SUNC), the current Debt-to-Equity is 5.86 as of Dec. 2025. 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.
SunocoCorp LLC is a publicly traded limited liability company that owns a direct limited partner interest in Sunoco LP. It engages in the management and distribution of fuel products. It operates through the following segments: Fuel Distribution, Pipeline Systems, and Terminals and Refinery.
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