Financial Data and Key Metrics Changes - The adjusted EBITDA for Q2 was $69 million, aligning with expectations despite demand headwinds, with overall volumes up 3% year over year but down over 4.5% sequentially [6][24] - Gross profit per ton improved sequentially due to better operating performance, although total profitability was down year over year due to adverse geographic and product mix [24][25] Business Line Data and Key Metrics Changes - The Rubber business saw a 7% increase in volumes year over year and a 4% increase in adjusted EBITDA, driven by contract outcomes, though impacted by import-related headwinds [25] - Specialty volumes decreased by 8% year over year and 6% sequentially, primarily due to soft demand and customer hesitancy related to tariff uncertainties [27] Market Data and Key Metrics Changes - The surge in tire imports into the U.S. was attributed to customers trying to beat tariff deadlines, which negatively affected local tire manufacturing rates and demand [7][15] - The company expects improved Rubber segment demand starting late this year or early next year as tariffs normalize tire imports [9][10] Company Strategy and Development Direction - The company is shifting capital allocation priorities towards debt reduction over share repurchases in the near term [14][30] - Self-help initiatives are underway to improve productivity and lower costs, with a focus on driving free cash flow improvement [21][32] Management's Comments on Operating Environment and Future Outlook - Management expressed cautious optimism about demand recovery due to the new tariff paradigm expected to benefit the company in late 2025 or early 2026 [33] - The company is not complacent and is focused on positioning itself for greater earnings power despite the challenging backdrop [32] Other Important Information - The CFO, Jeff Gleich, will retire in the fourth quarter, and a formal search for a successor has begun [5] - The company has committed $7 billion to $8 billion in capital for tire production capacity expansion in North America over the next four years [18] Q&A Session Summary Question: Earnings step up in the second half of the year - Management indicated that volume growth would not significantly increase sequentially, with cost actions expected to benefit in the second half [36][38] Question: Cash balance and levers to hit targets - Management discussed working capital levers, including inventory reduction, with expectations for more opportunities in Q4 [39][40] Question: Tariff impacts and production location expectations - Management does not expect production to revert more to Mexico than the U.S. and noted that the tariff situation remains complex [44][47] Question: Q4 expectations and seasonal trends - Management suggested a possibility of a stronger Q4 due to tariff certainty but emphasized uncertainty [49] Question: Structural versus temporary import impacts - Management acknowledged a price gap between imported and domestic tires, with tariffs helping to close that gap [51][52] Question: Incremental tariff impacts from recent announcements - Management highlighted the significance of the 25% automotive tariff and its implications for imported carbon black from India [55]

Financial Performance - Second quarter EBITDA was approximately $69 million, a sequential increase despite a roughly 5% decrease in volume[5] - Rubber segment volume increased by 3% year-over-year, driving overall portfolio resilience[23] - Specialty Carbon Black adjusted EBITDA decreased by 28.9% year-over-year to $19.9 million[29] - Adjusted net income was $18.2 million, with adjusted diluted EPS at $0.32[21] Market Trends and Outlook - Tariffs of 25% on Southeast Asian tires remain in effect, impacting replacement tires which constitute over half of the company's Rubber segment volume[13] - North American tire production capacity is expected to grow by approximately 53 million tires per year from 2025 to 2030, representing a 3.3% compound annual growth rate[16] - The company anticipates some benefit from tariffs later in 2025[43] Strategic Initiatives - The company is rationalizing 3-5 production lines to improve asset performance and reliability[19] - Capital expenditures are projected to be around $150 million[34] - Free cash flow guidance is reaffirmed at $40-$70 million for 2025[34]

Core Insights - Orion reported Q2 2025 GAAP revenue of $466.4 million, exceeding analyst expectations by $1.07 million, but Non-GAAP EPS of $0.32 fell short of the $0.33 estimate [1][2] - Adjusted EBITDA decreased by 8.4% year-over-year, reflecting ongoing demand pressures in the specialty business and challenges in high-margin segments [1][2][6] - Management lowered the full-year 2025 Adjusted EBITDA and Adjusted EPS outlook due to persistent demand softness in key end markets [1][9] Financial Performance - Q2 2025 Non-GAAP EPS was $0.32, down 22.0% from $0.41 in Q2 2024 [2] - GAAP revenue of $466.4 million represented a 2.2% decline from $477.0 million in Q2 2024 [2] - Adjusted EBITDA for Q2 2025 was $68.8 million, down from $75.1 million in Q2 2024 [2] - Net income (GAAP) fell to $9.0 million, a 56.1% decrease from $20.5 million in Q2 2024 [2][6] Business Overview - Orion is a leading global producer of carbon black, primarily used in rubber products, with a diversified product lineup serving various industries [3][4] - The company operates 14 manufacturing plants globally and has a significant R&D center in Germany [3] Strategic Focus - Orion's strategy emphasizes market leadership, innovation, and a balanced product mix between Rubber and Specialty Carbon Black segments [4] - The Rubber Carbon Black segment showed a 6.9% year-over-year volume gain, while the Specialty segment faced a 7.8% volume drop [5][6] Operational Changes - Orion plans to discontinue three to five older carbon black production lines to enhance efficiency and align production with market demand [8] - The company maintained its free cash flow target of $40–70 million for 2025, despite a net debt of $982.4 million [8] Outlook and Guidance - Management revised the 2025 Adjusted EBITDA guidance to a range of $270–290 million, down from $280–300 million [9] - Adjusted EPS is now expected to be between $1.20 and $1.45 for 2025, reflecting ongoing market challenges [9][10] - The company anticipates no significant recovery in end markets for the remainder of 2025 [9][10]

Financial Performance - Orion reported quarterly earnings of $0.32 per share, missing the Zacks Consensus Estimate of $0.36 per share, and down from $0.41 per share a year ago, representing an earnings surprise of -11.11% [1] - The company posted revenues of $466.4 million for the quarter ended June 2025, surpassing the Zacks Consensus Estimate by 1.25%, but down from $477 million year-over-year [2] Earnings Outlook - The current consensus EPS estimate for the coming quarter is $0.49 on revenues of $459.78 million, and for the current fiscal year, it is $1.33 on revenues of $1.82 billion [7] - The estimate revisions trend for Orion was mixed ahead of the earnings release, resulting in a Zacks Rank 3 (Hold) for the stock, indicating expected performance in line with the market [6] Industry Context - The Chemical - Specialty industry, to which Orion belongs, is currently in the bottom 35% of over 250 Zacks industries, suggesting potential challenges for stock performance [8] - Empirical research indicates a strong correlation between near-term stock movements and trends in earnings estimate revisions, which could impact investor sentiment [5]

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _______________ to _______________ Commission File Number: 001-36563 ORION S.A. (Exact name of registrant as specified in its charter) Grand Duchy of Lu ...

ORION S.A. CONTACT: Christopher Kapsch Vice President of Investor Relations +1 281-318-4413 christopher.kapsch@orioncarbons.com Exhibit 99.1 Orion S.A. Reports Second Quarter 2025 Financial Results HOUSTON—August 6, 2025—Orion S.A. (NYSE: OEC), a specialty chemical company, today announced financial results for the period ended June 30, 2025 as follows: - 1 - • Net sales of $466.4 million, down $10.6 million year over year • Net income of $9.0 million, down $11.5 million year over year • Diluted EPS of $0.1 ...

Core Insights - Orion S.A. (OEC) plans to rationalize its carbon black production lines at three to five facilities in the Americas and EMEA by the end of 2025 to focus on higher-performing production lines [1][7] - The company has entered a long-term supply agreement with Contec S.A. to utilize tire pyrolysis oil (TPO) for producing circular carbon black, establishing itself as the only company using 100% TPO as feedstock [2] - The closure of underperforming assets aims to enhance operational efficiency and regain market share amid U.S. tariffs, EU anti-dumping investigations, and increased tire sector investments [3][7] Financial Performance - For Q2, OEC expects adjusted EBITDA between $270 million and $310 million, with adjusted EPS projected to be in the range of $1.20 to $1.70 [3] - The Zacks Consensus Estimate for OEC's 2025 earnings is $1.33, indicating a year-over-year decline of 24% [4] - Free cash flow guidance for the year is set at $40 million to $70 million [4] Stock Performance - OEC's stock has decreased by 47.1% over the past year, contrasting with a 3.4% rise in the industry [4] - OEC currently holds a Zacks Rank of 5 (Strong Sell) [6]

Financial Data and Key Metrics Changes - The company reported a challenging start to the year, with Q1 results not indicative of stronger underlying performance, suggesting an underlying EBITDA potential in the mid-seventy million dollars range [6][8] - Free cash flow guidance for the year has been reaffirmed despite lower EBITDA expectations, with a focus on improving cash flow conversion [7][29] - The company experienced a $10 million impact on earnings due to unplanned plant outages and adverse timing effects related to raw material costs [8][31] Business Line Data and Key Metrics Changes - Rubber segment volumes improved by 2.5% year-over-year and 13% sequentially, benefiting from contractual mandates and operational improvements in China [32] - Specialty segment volumes improved 3% sequentially but declined 2% year-over-year, indicating choppy demand particularly in the automotive coatings market [35][36] Market Data and Key Metrics Changes - U.S. tire production was down low double-digit percentages in the first two months of the quarter, remaining significantly below pre-COVID levels [9] - The company noted that elevated tire imports into key markets continue to be a headwind for local tire manufacturing [33] Company Strategy and Development Direction - The company is positioned to benefit from the changing global trade paradigm, with tariffs expected to positively impact demand for domestic manufacturing [12][17] - A focus on operational reliability and efficiency improvements is underway, with plans to enhance maintenance and reduce equipment failures [27][28] Management's Comments on Operating Environment and Future Outlook - Management acknowledged the increased likelihood of an economic recession but noted no pronounced weakening in order books at this time [7][20] - The company expects demand to improve in the second half of 2025 as tire imports are anticipated to slow and channel inventories are drawn down [15][52] Other Important Information - The company has reduced its 2025 CapEx spending expectations by $10 million, down to $150 million, reflecting a significant decrease from 2024 levels [30][39] - The company has repurchased $16 million worth of stock in Q1 and a total of $105 million since the inception of its buyback program [40] Q&A Session Summary Question: Impact of outages in Q1 - Management indicated that the $13 million impact from outages was primarily contained in Q1, with some costs related to fixed cost absorption and timing [44][48] Question: Expectations for Q2 earnings - Management expects a step-up in earnings in Q2, with the impact of lower oil prices and inventory revaluation being factored into guidance [50][52] Question: Timing of tariff benefits - Management anticipates seeing benefits from tariffs in the second half of 2025, contingent on demand recovery and inventory adjustments [56][58] Question: Specialty Black business inventory trends - Management noted that while there has been some cautious behavior from distributors, demand remains choppy rather than clear [61][62]

Financial Data and Key Metrics Changes - The company experienced a challenging start to the year, with Q1 results not reflecting the stronger underlying performance and potential of the business [7] - Unplanned plant outages impacted productivity and absorption levels, masking at least $10 million of greater earnings power in Q1, suggesting an underlying EBITDA closer to the mid-$70 million range [10][11] - Overall volumes improved by 1% year-over-year and 10% sequentially, with the most significant improvements coming from low-margin regions [34] Business Line Data and Key Metrics Changes - The Rubber segment saw a 2.5% volume improvement year-over-year and a 13% sequential improvement, benefiting from contractual mandates and operational improvements in China [35] - The Specialty segment characterized demand as choppy, with volumes improving 3% sequentially but declining 2% year-over-year [38] Market Data and Key Metrics Changes - Rubber demand was off to a slow start, with U.S. tire production down low double-digit percentages in the first two months of the quarter, remaining below pre-COVID levels [11] - Elevated tire imports into key markets continued to be a headwind for local tire manufacturing in the U.S. and Europe [36] Company Strategy and Development Direction - The company is taking protective measures to manage costs and bolster free cash flow in light of potential economic recession [8] - The changing global trade paradigm, including tariffs, is expected to benefit the carbon black industry and the company specifically [14][20] - The company is focused on improving operational reliability and efficiency, with plans to enhance maintenance and process yields [30][31] Management's Comments on Operating Environment and Future Outlook - Management acknowledged the increased likelihood of an economic recession but noted no pronounced weakening in order books at this time [8] - The company expects demand inflection starting in the second half of 2025 as tire imports are anticipated to slow [18] - Management remains committed to delivering free cash flow and has reaffirmed guidance despite lower EBITDA expectations [32][43] Other Important Information - The company has reduced its 2025 CapEx spending expectations by $10 million, down to $150 million [33] - The company has repurchased $16 million worth of stock in Q1 and $105 million since the inception of the buyback program [42] Q&A Session Summary Question: Impact of outages in Q1 - Management indicated that the $13 million impact from outages was primarily contained in Q1, with some costs related to fixed cost absorption and timing [47][50] Question: Expectations for Q2 earnings - Management expects a step-up in earnings in Q2, with the impact of lower oil prices and inventory revaluation incorporated into guidance [51][55] Question: Timing of tariff benefits - Management anticipates seeing benefits from tariffs in the second half of 2025, with tire companies considering building more capacity in the U.S. [58][62] Question: Specialty Black business inventory drawdown - Management noted that distributors have slowed down a bit, indicating cautious behavior, but demand remains choppy [64] Question: Headwind from timing of input costs - Management mentioned that natural gas prices were a significant factor in Q1, but they do not expect this to be a recurring headline issue [71]

Financial Data and Key Metrics Changes - The company reported a challenging start to the year, with Q1 results not indicative of stronger underlying performance, masking at least $10 million of greater earnings power [7][8] - Overall plant operations have improved sequentially, contributing favorably moving forward [9] - Free cash flow guidance for the year has been reaffirmed despite lower EBITDA guidance [30][41] Business Line Data and Key Metrics Changes - Rubber segment volumes improved by 2.5% year over year and 13% sequentially, benefiting from contractual mandates and operational improvements in China [33] - Specialty segment volumes improved 3% sequentially but declined 2% year over year, with demand characterized as choppy [36] Market Data and Key Metrics Changes - U.S. tire production was down low double-digit percentages in the first two months of the quarter, remaining dramatically below pre-COVID levels [10] - The company expects a demand inflection starting in the second half of 2025 as tire imports are anticipated to slow [16][20] Company Strategy and Development Direction - The company is taking protective measures to manage costs and bolster free cash flow in light of potential economic recession [7] - The ongoing shift in global trade policies is expected to benefit the carbon black industry and the company specifically [12][14] Management's Comments on Operating Environment and Future Outlook - Management acknowledges the increased likelihood of an economic recession but does not see a pronounced weakening in order books at this time [7] - The company is optimistic about the structural benefits from the changing trade paradigm, which should positively affect demand for manufacturing in the U.S. and Europe [14][41] Other Important Information - The company has reduced its 2025 CapEx spending expectations by $10 million, down to $150 million [30] - The company has initiated programs to improve cash flow conversion, expecting working capital to be a source of cash in 2025 [30] Q&A Session Summary Question: Impact of outages in Q1 - Management indicated that the $13 million impact from outages was primarily contained in Q1, with some costs related to fixed cost absorption and timing [46][48] Question: Expectations for Q2 earnings - Management expects a step-up in earnings in Q2, despite a negative inventory adjustment due to lower oil prices [50][54] Question: Timing of tariff benefits - Management anticipates seeing benefits from tariffs in the second half of 2025, as tire companies are expected to shift capacity to the U.S. [61][66] Question: Specialty Black business inventory drawdown - Management noted that while there is some cautiousness from distributors, demand remains choppy, with no clear trends yet [66]