Advanced Emissions Solutions, Inc.: directors' dealings · United States · SEC (Form 4)

About Advanced Emissions Solutions, Inc.

Advanced Emissions Solutions, Inc. (ticker ADES) is a U.S.-listed company on the NASDAQ market in the United States. The company was formerly known as Advanced Emissions Solutions, Inc., but changed its corporate name to Arq, Inc. in February 2024; however, its SEC reporting history and operating continuity remain tied to the same issuer. Its principal office is in Greenwood Village, Colorado, giving the group a headquarters base in the central U.S. industrial corridor. From a sector standpoint, ADES sits at the intersection of energy and environmental solutions, with a business model centered on advanced purification technologies. The company’s core activities involve manufacturing and selling activated carbon (AC) and other chemicals designed to capture and remove impurities, contaminants, and pollutants. These products are used across coal-fired power generation, industrial applications, water treatment, and water/soil remediation markets. In practical terms, the business addresses environmental compliance requirements and process-efficiency needs for customers facing stricter air and water regulations. ADES positions its solutions as tools that help users reduce mercury and other pollutants while supporting operational performance and regulatory adherence. Operationally, the company has manufacturing, mining, and logistics activities in Louisiana, along with coal recovery and manufacturing operations in Kentucky. Historically, the business evolved out of emissions-control activities and gradually narrowed into a more specialized purification platform. The company’s modern structure has been shaped by earlier corporate reorganizations and portfolio shifts, including a move away from a broader set of legacy emissions-related assets toward more focused industrial and environmental consumables. Its geographic footprint is predominantly domestic: the company states that it derives revenue primarily in the U.S., which reduces currency exposure but leaves performance closely tied to U.S. regulation, industrial demand trends, and environmental policy. From a competitive perspective, ADES is a niche player rather than a broad-market leader. Its differentiation comes from a combination of consumable products, proprietary technologies, and an asset base that supports production and logistics. For investors, the key considerations are the durability of demand for activated carbon, the company’s exposure to regulated end markets, and its ability to adapt as the energy transition changes the long-term profile of coal-related demand. The business mix suggests a specialty industrial/environmental company with recurring product needs rather than a high-growth platform. Recent SEC filings through 2025 and early 2026 point to an ongoing corporate reset and governance focus, including litigation-related disclosures and updates to the company’s Tax Asset Protection Plan. The filings also indicate that no director or officer adopted or terminated a new 10b5-1 trading plan during certain recent reporting periods. For French-speaking investors looking at U.S. equities, ADES should be viewed as a NASDAQ-listed environmental/industrial name in the United States, with a business model more closely tied to purification and compliance than to traditional upstream emissions generation.