Core Viewpoint - South Bow Corp. reported its second-quarter 2025 financial and operational results, highlighting stable performance despite challenges in the market and ongoing projects related to its spinoff from TC Energy [1]. Financial Performance - Revenue for Q2 2025 was $524 million, with a net income of $96 million, translating to $0.46 per share [8]. - Normalized EBITDA for Q2 2025 was $250 million, a 6% decrease from Q1 2025, primarily due to lower contributions from the Marketing segment [5][8]. - Distributable cash flow reached $167 million in Q2 2025 [5]. - The company maintained total long-term debt of $5.8 billion and net debt of $4.9 billion, with a net debt-to-normalized EBITDA ratio of 4.6 times as of June 30, 2025 [5][8]. Operational Performance - Average throughput on the Keystone Pipeline was approximately 544,000 barrels per day (bbl/d) in Q2 2025, with the U.S. Gulf Coast segment averaging about 760,000 bbl/d [5]. - The company completed construction of a 150,000-barrel crude oil storage tank as part of the Blackrod Connection Project, which is expected to be operational in early 2026 [5]. - South Bow successfully completed cleanup and reclamation of the Milepost 171 incident site, with costs estimated at $58 million, largely recoverable through insurance [5][12]. Returns to Shareholders - The company declared dividends totaling $104 million, or $0.50 per share, during Q2 2025, with the next dividend payment scheduled for October 15, 2025 [5][8]. - South Bow's capital allocation priorities include paying a sustainable base dividend and strengthening its investment-grade financial position [23]. Outlook - The demand for uncommitted capacity on the Keystone Pipeline is expected to remain low in the near term due to excess pipeline egress capacity in the Western Canadian Sedimentary Basin [13]. - South Bow anticipates a modest increase in its net debt-to-normalized EBITDA ratio through 2025, with expectations to begin reducing leverage once the Blackrod Connection Project starts generating cash flow in 2026 [14].

Operational Highlights - South Bow's pipeline footprint spans 4,900 km[2] - The company safely and reliably delivers 1.25 million barrels of crude oil per day (MMbbl/d)[2] - Terminal storage capacity reaches 7.6 million barrels (MMbbl)[2] - Keystone Pipeline throughput commitments are currently at 585 Mbbl/d[9] Financial Highlights - The company has 208 million shares outstanding[3] - Market capitalization stands at $5.5 billion[3] - Enterprise value is $10.9 billion[3] - The annual base dividend is $2.00 per share, resulting in a dividend yield of approximately 8%[3] - Q2 2025 normalized EBITDA was $250 million[5] - The net debt-to-normalized EBITDA ratio is 4.6x[5] - The company anticipates exiting 2025 with a net debt-to-normalized EBITDA ratio of approximately 4.8x[7] Contractual Framework - Approximately 90% of normalized EBITDA is contracted[13] - 96% of revenue exposure is to investment-grade counterparties[13] - Approximately 95% of customers are refiners, vertically integrated companies, and producers[13]

Core Insights - South Bow Corporation (SOBO) is positioned to potentially continue its earnings-beat streak in the upcoming report, having surpassed earnings estimates by an average of 20.24% over the last two quarters [1][5] Earnings Performance - For the most recent quarter, South Bow Corporation reported earnings of $0.42 per share, which was below the expected $0.47 per share, resulting in a surprise of 11.90%. In the previous quarter, the company exceeded the consensus estimate of $0.42 per share by reporting $0.54 per share, achieving a surprise of 28.57% [2] Earnings Estimates and Predictions - There has been a favorable change in earnings estimates for South Bow Corporation, with a positive Zacks Earnings ESP of +12.99%, indicating that analysts have recently become more optimistic about the company's earnings prospects [5][8] - The combination of a positive Earnings ESP and a Zacks Rank of 3 (Hold) suggests a high likelihood of another earnings beat, with historical data showing that stocks with this combination beat consensus estimates nearly 70% of the time [6][8] Earnings ESP Explanation - The Zacks Earnings ESP compares the Most Accurate Estimate to the Zacks Consensus Estimate, with the Most Accurate Estimate reflecting the latest analyst revisions, which may provide a more accurate prediction of earnings [7][9]

Core Viewpoint - South Bow Corp. has announced the extension of the expiration dates for its Canadian and U.S. Exchange Offers related to certain outstanding notes, providing holders additional time to exchange their notes for new series with the same interest rates and due dates [1][3][6]. Canadian Exchange Offer - The expiration date for the Canadian Exchange Offer has been extended from 5:00 p.m. ET on August 4, 2025, to 5:00 p.m. ET on August 6, 2025 [3]. - Holders of the 7.625% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due 2055 and 7.500% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due 2055 are offered the opportunity to exchange their notes for new series with the same interest rates and due dates [2][4]. - The deadline to withdraw tenders of the Initial Canadian Notes has also been extended to the new expiration date, with all other terms remaining unchanged [3][4]. U.S. Exchange Offer - The expiration date for the U.S. Exchange Offer has similarly been extended from 5:00 p.m. ET on August 4, 2025, to 5:00 p.m. ET on August 6, 2025 [6][7]. - Holders of the 4.911% Senior Notes due 2027, 5.026% Senior Notes due 2029, 5.584% Senior Notes due 2034, and 6.176% Senior Notes due 2054 are offered the opportunity to exchange their notes for new series with the same interest rates and due dates [5][8]. - The deadline to withdraw tenders of the Initial U.S. Notes has also been extended to the new expiration date, with all other terms remaining unchanged [7][8]. Company Overview - South Bow operates 4,900 kilometers (3,045 miles) of crude oil pipeline infrastructure, connecting Alberta crude oil supplies to U.S. refining markets [12]. - The company is based in Calgary, Alberta, and is an investment-grade spinoff of TC Energy, having become a standalone entity on October 1, 2024 [12].

Company Overview - South Bow Corp. operates 4,900 kilometres (3,045 miles) of crude oil pipeline infrastructure, connecting Alberta crude oil supplies to U.S. refining markets in Illinois, Oklahoma, and the U.S. Gulf Coast [6] - The company is based in Calgary, Alberta, and is an investment-grade spinoff of TC Energy, having become a standalone entity on October 1, 2024 [6] Financial Results Announcement - South Bow Corp. will release its second-quarter 2025 financial and operational results after the close of markets on August 6, 2025 [1] - A conference call and webcast to discuss these results will be held on August 7, 2025, at 8 a.m. MT (10 a.m. ET) [2] Conference Call Details - Participants can register for the conference call via a provided link to receive a unique PIN for access [3] - The conference call can be accessed by telephone or through an automated call option [3] - A replay of the event will be available on the company's investor relations website [4]

Core Insights - The article emphasizes the importance of identifying high-quality and mispriced investment opportunities, suggesting that great investment ideas should be intuitive and involve purchasing excellent companies at favorable prices [1]. Group 1 - The focus is on the role of an investment analyst in recognizing valuable investment ideas that stand out intuitively [1]. - The article highlights the analyst's approach of combining personal education through reading and entertainment to enhance investment acumen [1].

Financial Data and Key Metrics Changes - The company reported a normalized EBITDA of $266 million for the first quarter of 2025, indicating a solid financial start to the year [5][9] - The company reaffirmed its normalized EBITDA guidance for 2025 at $1.01 billion, with 90% of EBITDA contracted over the next seven years, minimizing commodity price and volumetric risks [9][16] Business Line Data and Key Metrics Changes - The company successfully completed the pipeline scope of the Blackrod Connection project, which is expected to contribute to future EBITDA growth [5][18] - The company maintained a system operating factor of 98% in the first quarter, demonstrating effective operations and strong system availability [13][75] Market Data and Key Metrics Changes - The company noted that 94% of its volumes are fully committed, with only 6% reserved for uncontracted volumes, indicating a stable market position despite headwinds [46] - The company experienced volatility in uncontracted capacity due to additional pipeline egress capacity and tariff uncertainties, but this was anticipated [46][48] Company Strategy and Development Direction - The company is focused on maintaining a risk-managed approach to capital allocation while strengthening its investment-grade financial position [20] - The management emphasized the importance of pipeline integrity and safety, committing to ongoing investments in integrity programs [8][19] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in the company's ability to meet its contractual commitments despite operational restrictions due to the Milepost 171 incident [12][34] - The management highlighted the importance of transparency with stakeholders as they navigate the aftermath of the incident and work on remedial actions [19][45] Other Important Information - The company declared a quarterly dividend of $0.50 per share, payable on July 15, indicating a commitment to returning value to shareholders [6] - The company is coordinating closely with regulators and third-party experts to investigate the Milepost 171 incident and implement enhanced integrity programs [13][14] Q&A Session Summary Question: Can you elaborate on the range of outcomes post-incident? - Management emphasized that 90% of EBITDA is contracted, reducing risk on the base business, and they are working closely with regulators to assess maintenance activities [24][26] Question: What are the expectations regarding pressure restrictions and their duration? - Management indicated it is too early to speculate on the timeframe for pressure restrictions, as investigations are ongoing [33][36] Question: How will the incident impact leverage and costs? - Management expects all costs related to the incident to be covered by insurance or through variable tolls, maintaining the debt to EBITDA ratio [42][43] Question: What is the outlook for uncommitted volumes? - Management noted that while there are headwinds against uncontracted barrels, the base business remains stable due to high contract commitments [46][48] Question: How does the company view long-term EBITDA growth? - Management remains optimistic about the Blackrod project contributing to future growth and sees potential tightening of egress volumes in 2026 [51][53] Question: What is the company's stance on potential asset sales and partnerships? - Management stated that all assets are core and while there are no current plans for asset sales, they remain open to partnerships, particularly with First Nations [59][60] Question: How is the company addressing the market interest post-election? - Management reported consistent interest from customers on both ends of the system, indicating a positive outlook for future business development [66][67]

Financial Data and Key Metrics Changes - The company reported a normalized EBITDA of $266 million for the first quarter of 2025, demonstrating a solid financial start to the year [4] - The company reaffirmed its normalized EBITDA guidance for 2025 at $1.01 billion, indicating confidence in its financial resilience despite market volatility [8][13] Business Line Data and Key Metrics Changes - Approximately 90% of the company's EBITDA is contracted over the next seven years, which mitigates commodity price and volumetric risks [7] - The company successfully completed the pipeline scope of the Blackrod Connection project, contributing to its operational capabilities [5] Market Data and Key Metrics Changes - The company expects to maintain its contractual commitments of 585,000 barrels per day despite operational pressure restrictions due to the Milepost 171 incident [10][71] - The company has observed headwinds against uncontracted volumes due to increased pipeline egress capacity and tariff uncertainties [43][46] Company Strategy and Development Direction - The company is focused on maintaining a risk-managed approach to capital allocation while pursuing growth opportunities that leverage existing infrastructure [17] - The management emphasized the importance of pipeline integrity and safety, committing to ongoing investments in integrity programs [6][12] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in the stability of cash flows due to highly contracted business, despite challenges from the Milepost 171 incident [22] - The company is committed to providing transparent updates to stakeholders as it learns more about the incident and its implications [16] Other Important Information - The company has mobilized over 300 resources in response to the Milepost 171 incident, successfully containing environmental impacts and restoring operations [9][10] - The management highlighted that insurance policies are expected to cover most costs associated with the incident [10][40] Q&A Session Summary Question: Can you elaborate on the range of outcomes post-incident? - Management emphasized that 90% of EBITDA is contracted, reducing risk on the base business, and they are working closely with regulators to assess maintenance activities [21][22] Question: What are the learnings from the incident for future prevention? - Management stated that pipeline integrity and safety are top priorities, with significant investments made in inline inspections and integrity programs [24][25] Question: What is the expected duration of pressure restrictions? - Management indicated it is too early to speculate on the timeframe for pressure restrictions, as investigations are ongoing [30][32] Question: How will the incident impact leverage and costs? - Management expects all costs related to the incident to be covered by insurance or variable tolls, maintaining the debt to EBITDA ratio [39][40] Question: What is the outlook for uncommitted volumes? - Management noted that while there are headwinds against uncontracted barrels, the base business remains stable due to high contract commitments [43][46] Question: What is the long-term growth outlook? - Management highlighted the Blackrod project as a key contributor to future EBITDA growth, with expectations for tightening egress volumes in 2026 [49][50] Question: What is the company's stance on potential asset sales? - Management confirmed that all assets are core and there are no current plans for asset sales, but they remain open to future opportunities [57][58] Question: How is the company responding to market conditions post-election? - Management expressed optimism about the regulatory environment and its impact on capital allocation decisions [53][54]

Company Overview - South Bow operates a strategic liquids pipelines franchise connecting supply to demand markets in North America[2] - The pipeline footprint spans 4,900 km, delivering 1.25 million barrels per day (MMbbl/d) with a terminal storage capacity of 7.6 million barrels[2] - As of April 30, 2025, South Bow has 208 million shares outstanding, a market capitalization of $5.1 billion, and an enterprise value of $10.6 billion[3] - The company offers an annual base dividend of $2.00 per share, resulting in a dividend yield of approximately 8%[3] Financial Performance and Outlook - In Q1 2025, South Bow reported normalized EBITDA of $266 million[5] - The net debt-to-normalized EBITDA ratio was 4.6x in Q1 2025, with an expectation to increase to approximately 4.8x by the end of 2025 due to investments in the Blackrod Connection Project and spinoff costs[5, 9] - South Bow anticipates reducing its leverage once the Blackrod Connection Project starts generating cash flow in 2026[9] - The company expects 2025 normalized EBITDA to be $1,010 million, with a potential variance of +1%/-2%[65] Strategic Initiatives and Market Position - Approximately 90% of normalized EBITDA is contracted, with 96% of revenue exposure to investment-grade counterparties[14] - The Keystone Pipeline System spans 4,300 kilometers across three Canadian provinces and eight U S states[29] - The Blackrod Connection Project, with a capital cost of $180 million, is expected to be ready for in-service in early 2026 and has an EBITDA build multiple of approximately 6x[54]

Exhibit 99.1 Management's Discussion and Analysis Basis of Presentation The following management's discussion and analysis ("MD&A") was prepared as of May 15, 2025 and is a review of the results of operations and the financial condition of South Bow Corporation and its subsidiaries (collectively, "South Bow" or the "Company"). This MD&A should be read in conjunction with the accompanying unaudited consolidated interim financial statements of South Bow as at and for the three months ended March 31, 2025 and ...