Nasdaq: ARQ Q3 2025 Earnings Call November 6, 2025 Disclaimer This presentation contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and 21E of the Securities Exchange Act of 1934, as amended, which provides a "safe harbor" for such statements in certain circumstances. When used in this presentation, the words "anticipates," "may," "believes," "expects," "intends," "plans," "estimates," "predicts," the negative expressions of such words, or similar ...

Core Insights - Arq, Inc. reported a revenue of $35.1 million for Q3 2025, marking a 1% increase year-over-year, primarily driven by a 7% increase in average sales price (ASP) despite slightly lower sales volumes [5][8] - The company achieved an Adjusted EBITDA of $5.2 million, representing the sixth consecutive quarter of positive Adjusted EBITDA, although it faced non-recurring costs impacting this figure [5][15] - The initial commercial phase of Granular Activated Carbon (GAC) production and sales was successfully launched, contributing to revenue generation [5][6] Financial Highlights - Revenue for Q3 2025 totaled $35.1 million, up from $34.8 million in the prior year [8] - Gross margin decreased to 28.8% from 38.6% year-over-year, primarily due to lower GAC production volumes and higher fixed production costs [10] - The company reported a net loss of $0.7 million in Q3 2025, compared to a net income of $1.6 million in the same period last year [14] Operational Highlights - The company successfully commenced its first commercial GAC production and sales at the Red River facility, which is expected to enhance revenue streams [5][6] - GAC market dynamics remain strong, with increased demand for spot purchases and anticipated growth in contracted volumes [6] - The ramp-up of GAC Phase I production has faced challenges due to design issues, with nameplate capacity expected to be achieved around mid-2026 [6][7] Cost and Expense Management - Costs of revenue increased by approximately 17% to $25.0 million in Q3 2025, driven by higher direct labor, utilities, and equipment rental costs [9] - Selling, general, and administrative expenses decreased by 43% to $4.6 million, attributed to lower payroll and benefit costs [11] - Research and development costs rose to $2.6 million, reflecting expenses related to pre-commencement testing of the GAC facility [12] Capital Expenditures and Balance Sheet - Capital expenditures for the full year 2025 are projected to remain between $8 million and $12 million, with Q3 2025 capex totaling $2.2 million [17] - As of September 30, 2025, the company had cash and restricted cash totaling $15.5 million, down from $22.2 million at the end of 2024 [17] - Total debt increased to $25.9 million as of September 30, 2025, compared to $24.8 million at the end of 2024, primarily due to the revolving credit facility [18]

Financial Performance - Total revenue reached $28.6 million, a 13% year-over-year increase driven by improved Average Selling Price (ASP) and end-market diversification[6] - Gross margin was 33.3%, reflecting sustainable improvement in PAC performance[6] - Adjusted EBITDA was $3.7 million, compared to $1.1 million in the prior year period, marking 5 consecutive quarters of positive Adjusted EBITDA[7, 11] - PAC pricing grew by 9% year-over-year in Q2 2025, with an average quarterly growth of approximately 16% in PAC ASP since Q2 2023[6, 16] GAC Commissioning and Expansion - The company completed the commissioning of its transformational GAC facility at Red River, with ramp-up to nameplate capacity underway[6, 24] - The company is targeting a Final Investment Decision (FID) for a 2nd GAC line prior to year-end 2025[8, 27] - The Red River plant is expected to add production of GAC and expand the plant to deliver an incremental 25 million pounds of GAC product[32] Market and Regulatory Landscape - EPA regulations could boost municipal water market demand by 3 to 5 times from approximately 170 million pounds per year[37] - The company is benefiting from U S tariffs due to its fully integrated domestic supply chain[38] Strategic Initiatives - The company is developing new markets, including the Arq-Enabled Great Lakes Restoration Project, which is the largest PAC sediment remediation in U S history[41, 42] - The company is exploring growth beyond activated carbon, with multiple initiatives focused on developing additional product opportunities and revenue streams from Corbin feedstock[43]

Financial Performance - Total revenue reached $27.2 million, a 25% year-over-year increase, driven by improved Average Selling Price (ASP) and end-market diversification[6, 10] - Adjusted EBITDA was $4.1 million, compared to a loss of $0.4 million in the prior year period, marking four consecutive quarters of positive Adjusted EBITDA[7, 10] - The company achieved net profitability during Q1 2025, with a net income of $0.2 million compared to a net loss of $3.4 million in Q1 2024[10] - Gross margin remained strong at 36.4% in Q1 2025[6, 20] PAC Business - The company achieved its 8th consecutive quarter of double-digit year-over-year growth in PAC ASP, with an approximately 13% ASP increase year-over-year[6, 11, 18] - 100% of PAC contracts are now net cash producers, as loss-making contracts have been eliminated[6, 7, 18] GAC Business & Red River Project - The Red River project is expected to add 25 million pounds of incremental GAC product capacity[27, 31] - The company has entered into supply contracts for approximately 16 million pounds of the Red River plant's nameplate capacity[31] - First commercial-scale production of on-specification GAC product is anticipated by the end of Q2 or early Q3 2025[31, 35] PFAS Regulations & Market Impact - EPA regulations potentially increase municipal water market demand by 3-5x vs the existing approximately 170 million pounds per year[39] - The company estimates that the annual GAC market could grow approximately 75% to over 700 million pounds[108]

Core Insights - Arq, Inc. achieved 8 consecutive quarters of double-digit year-over-year average sales price (ASP) growth, with a strong gross margin of 36.4% and positive adjusted EBITDA for four consecutive quarters, indicating a solid financial performance [1][5][14] - The company signed the second largest PAC contract in its history, showcasing the sustainability and value of its foundational business [1][6] - The timeline for the first commercial GAC production at the Red River facility has been updated to the end of Q2 or early Q3 2025 [1][6] - Jay Voncannon has been appointed as Chief Financial Officer, bringing 35 years of finance experience to oversee the company's transformation and growth [1][6] Financial Highlights - Revenue for Q1 2025 was $27.2 million, a 25% increase from $21.7 million in the prior year, driven by higher ASP, positive product mix changes, and increased volumes sold [5][8] - ASP increased by approximately 13% in Q1 2025 compared to the prior year, marking the eighth consecutive quarter of double-digit year-over-year growth [5][8] - Gross margin was 36.4% in Q1 2025, slightly down from 36.9% in the prior year, influenced by improved pricing and customer mix, offset by start-up costs related to the GAC line [10][13] - Net income for Q1 2025 was $0.2 million, a significant improvement from a net loss of $3.4 million in the prior year [13][14] - Adjusted EBITDA for Q1 2025 was $4.1 million, compared to an adjusted EBITDA loss of $0.4 million in the prior year, reflecting four consecutive quarters of positive adjusted EBITDA [14][15] Operational Highlights - All powder activated carbon (PAC) contracts are now net cash producers following the resolution of negative margin agreements as of December 31, 2024 [5] - The company completed mechanical construction of the GAC facility in January 2025, with small non-commercial scale volumes produced, but not yet at the consistency required for commercial production [6][7] - The company maintains a guidance of a 3-6 month ramp-up phase to reach a 25-million-pound nameplate capacity at Red River after the first commercial production [6] Capital Expenditures and Balance Sheet - Capital expenditures for 2025 are forecasted to remain between $8 million and $12 million, with $3.7 million spent in Q1 2025 [16] - As of March 31, 2025, cash and restricted cash totaled $14.8 million, down from $22.2 million as of December 31, 2024, primarily due to capital expenditures and inventory buildup [16] - Total debt, including financing leases, was $26.8 million as of March 31, 2025, an increase from $24.8 million as of December 31, 2024, driven by the revolving credit facility [17]