Advansix Announces Termination Of CFO Siddharth Manjeshwar, Appoints Christopher Gramm As Interim CFO

On July 9, 2025, AdvanSix Inc. (the "Company") announced that the employment of Siddharth Manjeshwar, the Company's Senior Vice President and Chief Financial Officer, has been terminated effective as of July 9, 2025. Effective as of July 9, 2025, the Company's Board of Directors has appointed Christopher Gramm as Interim Chief Financial Officer ("Interim CFO"). The Company has commenced a search for a permanent successor. Prior to his appointment as Interim CFO, Mr. Gramm, 55, has served as Vice President, Financial Planning and Analysis for the Company since March 2025. Prior to that role, Mr. Gramm served as Vice President, Controller of the Company since the Company's spin-off in October 2016. Prior to joining the Company, Mr. Gramm served as vice president and controller of the aerospace and corporate government compliance divisions at Honeywell. He joined Honeywell in 1997 as a senior staff accountant. Over the course of the period from 1997 to March 2011, Mr. Gramm held several positions at Honeywell, including controller and chief financial officer of various divisions focused on areas including specialty materials and resins and chemicals. Beginning in March 2011, he was vice president and controller of the aerospace division at Honeywell. From August 2014 to November 2015, Mr. Gramm served as vice president of finance for the integrated supply chain of the aerospace division at Honeywell. Before joining Honeywell, Mr. Gramm was a manager at Corning Life Sciences.