Corporate Governance Information October 2015 March 2016 May 2018 October 2018 May 2019 March 2022  October 2022  May 2024 May 2025  May 2026
Size of Board of Directors 12 12  13 14 12  14  13 11 12 12
Majority Vote for Election of Directors Yes Yes  Yes Yes
Yes Yes Yes Yes Yes Yes
Annual Director Elections Yes Yes  Yes Yes
Yes Yes Yes
Yes Yes
Yes
Number of Independent Directors 11 11  12  13 11  12  12 10 11 11
Committee Members All Independent:          
   
a. Audit Committee Yes Yes  Yes Yes Yes  Yes Yes Yes
Yes
Yes
b. Leadership Development and Compensation Committee Yes Yes  Yes Yes
Yes  Yes Yes Yes
Yes
Yes
c. Nominating and Corporate Governance Committee Yes Yes  Yes Yes Yes Yes Yes
Yes
Yes
Yes
d. Finance Committee* Yes Yes  Yes  Yes
Yes Yes Yes
Yes
Yes Yes
Lead Director Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Corporate Governance Guidelines Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Outside Directors Hold Meetings Without Management Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Annual Board Self-Evaluation Required Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Annual Review of Board Independence Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Committee Self-Evaluations Required Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Policy for the Retention of Independent Auditors Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Independent Compensation Consultant Policy Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Executive Compensation Clawback Policy Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Anti-Hedging Policy for All Employees and Directors Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Annual “Say on Pay” Votes on Executive Compensation Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Management Succession Policy Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Committee Charters Required Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Board Orientation/Education Program Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Facility Walks by Directors Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Corporate Compliance Program Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Disclosure Committee Yes Yes  Yes Yes
Yes  Yes Yes
Yes
 Yes  Yes
Business Code of Conduct and Ethics Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Shareholder Ability to Call Special Meetings Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Shareholder Ability to Act by Written Consent Yes Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes
Shareholder Right of Proxy Access No Yes  Yes Yes
Yes  Yes Yes
Yes
Yes Yes

*Infrastructure Committee prior to May 2012