Company: PRTA
Filing Date: 2025-03-28
Form Type: DEF 14A
Source: 0001559053-25-000017
Chunk: 74

Company: PROTHENA CORP PUBLIC LTD CO
Filing Date: 2025-03-28
Form: DEF 14A
Chunk 74
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 and the Board believe that these arrangements ensure that Dr. Kinney focuses solely on the best interests of our shareholders in the event of a possible, threatened, or pending change in

| 2025 PROXY STATEMENT |     | 43 |

TABLE OF CONTENTS

| COMPENSATION DISCUSSION AND ANALYSIS |

control, despite how a change in control might affect him personally. We believe these change in control arrangements therefore serve as an important retention tool and help retain, stabilize, and focus Dr. Kinney in the event of a change in control.

Other Named Executive Officers. Each of our other named executive officers are eligible to participate in our Amended and Restated Severance Plan (the "Severance Plan"), which provides for certain severance payments and benefits in the event of a qualifying termination of employment. In addition, they have each been awarded stock options containing certain accelerated vesting provisions in

the event of a qualifying termination of employment. The material terms of the Severance Plan and these option agreements, as they relate to certain potential terminations of employment, are described below under the heading Change in Control and Severance Arrangements - Other Named Executive Officers . For the same reasons described above with respect to Dr. Kinney, the Committee considered these arrangements to be necessary in order to secure the services of these named executive officers and an important retention tool that helps retain, stabilize, and focus our executive officers in the event of a change of control.

| Policy on Recoupment of Incentive Compensation |

We have a Policy on Recoupment of Incentive Compensation to comply with SEC and Nasdaq listing rules. Under that policy, the Company is required in certain situations to recoup incentive compensation

paid or payable to certain current or former executive officers of the Company, including the named executive officers, in the event of an accounting restatement.

### REPORT OF THE COMPENSATION COMMITTEE OF THE BOARD OF DIRECTORS
The information in this report is not "soliciting material," is not deemed "filed" with the SEC and is not to be incorporated by reference into any filing by the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, whether before or after the date hereof and irrespective of any general incorporation language in any such filing.

The Compensation Committee reviewed and discussed with management the Compensation Discussion and Analysis included in this Proxy Statement. Based on those reviews and discussions, the Committee recommended to the Board of Directors that the