Quarterly report [Sections 13 or 15(d)]

Revenue from Contracts with Customers

v3.25.1
Revenue from Contracts with Customers
3 Months Ended
Mar. 31, 2025
Revenue from Contract with Customer [Abstract]  
Revenue from Contracts with Customers
3. Revenue from Contracts with Customers:
Disaggregated Revenue
The Company’s primary means of disaggregating revenues is by reportable segments, which can be found in Note 16 to these condensed consolidated financial statements.
The Company’s portfolio of products is integrated into a variety of end uses, which are described in the table below.
Key End Uses Key Products
Clean fuels, emission control & other • Refining hydrocracking catalysts
• Emission control catalysts
• Catalyst supports used in production of sustainable fuels such as renewable diesel
• Catalysts used in production of sustainable aviation fuels
• Catalyst activation
• Aluminum sulfate solution
• Ammonium bisulfite solution
Polyethylene, polymers & engineered plastics • Catalysts and catalyst supports for high-density polyethylene and chemicals synthesis
• Antiblock for film packaging
• Catalysts for advanced recycling
Regeneration and treatment services • Sulfuric acid regeneration services
• Hazardous waste treatment services
Industrial, mining & automotive • Virgin sulfuric acid for mining
• Virgin sulfuric acid derivatives for industrial production
• Virgin sulfuric acid derivatives for nylon production
The following tables disaggregate the Company’s sales, by segment and end uses, for the three months ended March 31, 2025 and 2024, respectively:
Three months ended March 31, 2025
Ecoservices
Advanced Materials & Catalysts(2)
Total
Clean fuels, emission control & other $ 7,983  $ —  $ 7,983 
Polyethylene, polymers & engineered plastics —  19,088  19,088 
Regeneration and treatment services(1)
79,247  —  79,247 
Industrial, mining & automotive 55,879  —  55,879 
Total segment sales $ 143,109  $ 19,088  $ 162,197 
Three months ended March 31, 2024
Ecoservices
Advanced Materials & Catalysts(2)
Total
Clean fuels, emission control & other $ 7,389  $ —  $ 7,389 
Polyethylene, polymers & engineered plastics —  18,935  18,935 
Regeneration and treatment services(1)
83,319  —  83,319 
Industrial, mining & automotive 50,894  —  50,894 
Total segment sales $ 141,602  $ 18,935  $ 160,537 

(1)As described in Note 1 to these condensed consolidated financial statements, the Company experiences seasonal sales fluctuations to customers in the regeneration services product group.
(2)The Company does not record its proportionate share of sales from the Zeolyst International and Zeolyst C.V. joint ventures (collectively, the “Zeolyst Joint Venture”) accounted for using the equity method as revenue and such sales are not consolidated within its results of operations. See Note 9 to these condensed consolidated financial statements for further information