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Insider Trading Arrangements
 3 Months Ended
Dec. 31, 2023
shares
Bradford T. Adamczyk [Member]  
Trading Arrangements, by Individual  
Material Terms of Trading Arrangement

On June 12, 2023, Bradford T. Adamczyk, Executive Chairman, adopted a written plan intended to satisfy the affirmative defense of Rule 10b5-1(c) that took effect on September 15, 2023, and is designed to be in effect until July 15, 2024, with respect to the sale of up to 1,400,000 shares of the company’s common stock all of which underlie stock options held by Mr. Adamczyk. Through March 21, 2024, Mr. Adamczyk has sold 70,000 shares under the plan, consisting of 0.9% of shares he beneficially owns.

 
Name Bradford T. Adamczyk
Title Executive Chairman
Rule 10b5-1 Arrangement Adopted true
Adoption Date June 12, 2023
Aggregate Available 1,400,000
Adamczyk Family 2021 LLC [Member]  
Trading Arrangements, by Individual  
Material Terms of Trading Arrangement

On June 12, 2023, Adamczyk Family 2021 LLC (the “Adamczyk LLC”), an entity controlled by Bradford T. Adamczyk, the company’s Executive Chairman, adopted a written plan intended to satisfy the affirmative defense of Rule 10b5-1(c) that took effect on September 15, 2023, and is designed to be in effect until July 15, 2024 with respect to the sale of up to 800,000 shares of the company’s common stock all of which underlie stock options earned by Mr. Adamczyk for services to the company and held by the Adamczyk LLC. No shares have been sold under this plan as of March 21, 2024.

 
Name Adamczyk Family 2021 LLC
Title Executive Chairman
Rule 10b5-1 Arrangement Adopted true
Adoption Date June 12, 2023
Aggregate Available 800,000
Gregory J. Quarles [Member]  
Trading Arrangements, by Individual  
Material Terms of Trading Arrangement

On June 15, 2023, Gregory J. Quarles, President and Chief Executive Officer, adopted a written plan intended to satisfy the affirmative defense of Rule 10b5-1(c) that took effect on September 21, 2023, and is designed to be in effect until July 15, 2024 with respect to the sale of up to 1,300,000 shares of the company’s common stock all of which underlie stock options held by Dr. Quarles. Through March 21, 2024, Mr. Quarles has sold 50,000 shares under the plan, consisting of 0.7% of shares he beneficially owns.

 
Name Gregory J. Quarles
Title President and Chief Executive Officer
Rule 10b5-1 Arrangement Adopted true
Adoption Date June 15, 2023
Aggregate Available 1,300,000
Mary P. O’Hara [Member]  
Trading Arrangements, by Individual  
Material Terms of Trading Arrangement

On June 14, 2023, Mary P. O’Hara, General Counsel, Chief Legal Officer, and Secretary adopted a written plan intended to satisfy the affirmative defense of Rule 10b5-1(c) that took effect on September 21, 2023, and is designed to be in effect until July 15, 2024 with respect to the sale of up to 550,000 shares of the company’s common stock all of which underlie stock options held by Ms. O’Hara. No shares have been sold under this plan as of March 21, 2024.

 
Name Mary P. O’Hara
Title General Counsel, Chief Legal Officer
Rule 10b5-1 Arrangement Adopted true
Adoption Date June 14, 2023
Aggregate Available 550,000
Stephen W. McCahon [Member]  
Trading Arrangements, by Individual  
Material Terms of Trading Arrangement

On June 15, 2023, Stephen W. McCahon, Chief Science Officer, adopted a written plan intended to satisfy the affirmative defense of Rule 10b5-1(c) that took effect on September 15, 2023, and is designed to be in effect until March 14, 2024 with respect to the sale of up to 2,100,000 shares of the company’s common stock held by Dr. McCahon. The plan expired in accordance with its terms on March 14, 2024. No shares were sold under this plan.
Name Stephen W. McCahon
Title Chief Science Officer
Rule 10b5-1 Arrangement Adopted true
Aggregate Available 2,100,000