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Insider Trading Arrangements

3 Months Ended

Jun. 30, 2025

Trading Arrangements, by Individual

Material Terms of Trading Arrangement

The table below details the directors or executive officers for whom a written plan for the purchase of the Corporation’s common stock that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) became effective in the second quarter 2025.

​	​	​	​	​	​	​
Name	​	Title	​	Effective date	​	Expiration date
Katherine W. Shattuck	​	Director	​	May 1, 2025	​	April 30, 2026
Frank G. Pellegrino	​	Director	​	May 1, 2025	​	April 30, 2026

The written plan provides for the directors to receive designated fees for their service as directors in the form of the Corporation’s common stock to be purchased in the open market by the Corporation’s transfer agent. Each of the directors identified above asserted they were not aware of material nonpublic information about the Corporation or its common stock at the time they adopted the written plan.

Katherine W. Shattuck

Trading Arrangements, by Individual

Name

Katherine W. Shattuck

Title

Director

Rule 10b5-1 Arrangement Adopted

true

Adoption Date

May 1, 2025

Expiration Date

April 30, 2026

Frank G. Pellegrino

Trading Arrangements, by Individual

Name

Frank G. Pellegrino

Title

Director

Rule 10b5-1 Arrangement Adopted

true

Adoption Date

May 1, 2025

Expiration Date

April 30, 2026

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