On September 27, 2021, Gray G. Benoist, W. Barnes Hauptfuhrer and John M. B. O'Connor, non-executive Directors of Olin Corporation, each advised Olin of his decision to resign from Olin's Board of Directors and the Board Committees on which they served, effective immediately. Messrs. Benoist's, Hauptfuhrer's and O'Connor's decisions to resign were not related to any disagreement with Olin on any matter relating to Olin's operations, policies or practices. On September 30, 2021, Olin's Board elected Matthew S. Darnall and W. Anthony Will as Directors, effective immediately. Mr. Darnall was also selected to serve on the Audit Committee and the Directors and Corporate Governance Committee of Olin's Board. Mr. Will was also selected to serve on the Compensation Committee and the Directors and Corporate Governance Committee of Olin's Board. Olin's Board approved an amendment to Article II, Section 1 of Olin's Bylaws to decrease the size of Olin's Board from 11 to 10 directors, effective September 30, 2021. Matthew S. Darnall retired in July 2021 from his position as Managing Director, Industrials Group of The Goldman Sachs Group Inc., a position he held since 2003. W. Anthony Will serves as President and Chief Executive Officer and a member of the board of directors of CF Industries Holdings Inc., positions he has held since January 2014.