AdvanSix Inc. (NYSE: ASIX) announced the appointment of Patrick C. Day as Senior Vice President and Chief Financial Officer, effective April 27, 2026. Day will report to President and Chief Executive Officer Erin Kane and join the company's executive leadership team.

Day most recently served as Vice President of Financial Planning and Analysis and Investor Relations at FMC Corporation, where he led enterprise-wide financial planning, strategic planning, forecasting, earnings analysis and investor communications. His background includes senior global finance leadership roles at FMC, experience in Deloitte Consulting's Finance Transformation practice and various finance positions with United Technologies Corporation.

Day holds a bachelor's degree in finance from Elizabethtown College and a master's degree in accounting and tax from the University of Connecticut.

"Pat is a proven finance leader with the experience needed to help guide AdvanSix through our next stage of growth and opportunity," Kane said in a statement. "Pat's appointment reflects our commitment to building strong leadership and financial capabilities to drive long-term value creation for our shareholders."

Day will replace Christopher Gramm, who has been serving as Interim Chief Financial Officer during the company's search for a permanent CFO. Gramm will continue as Vice President of Corporate Finance and Strategic Financial Planning & Analysis.

AdvanSix operates five U.S.-based manufacturing facilities and produces materials for building and construction, fertilizers, agrochemicals, plastics, solvents, packaging, paints, coatings, adhesives and electronics markets. The company's business segments include nylon solutions, plant nutrients and chemical intermediates.