Company: PRTA
Filing Date: 2025-03-28
Form Type: DEF 14A
Source: 0001559053-25-000017
Chunk: 79

Company: PROTHENA CORP PUBLIC LTD CO
Filing Date: 2025-03-28
Form: DEF 14A
Chunk 79
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            |     | 02/25/2030 |
|                |     |                  |  53,666 |     |               |  2,334 |     | -2 |     |                 | 22.60 |     |            |     | 02/25/2031 |
|                |     |                  |  60,208 |     |               | 24,792 |     | -3 |     |                 | 32.45 |     |            |     | 02/23/2032 |
|                |     |                  |  21,000 |     |               | 27,000 |     | -4 |     |                 | 52.97 |     |            |     | 03/02/2033 |
|                |     |                  |       — |     |               | 85,000 |     | -5 |     |                 | 30.30 |     |            |     | 02/27/2034 |

(1) All option awards were granted under our 2012 LTIP, our 2018 LTIP, or our 2020 EIIP, and are subject to accelerated vesting in the event of certain terminations of employment, as further described below under the heading Potential Payments and Benefits upon Termination of Employment .

(2) These option awards have a four-year vesting schedule from a vesting commencement date of February 25, 2021, with 25% of the shares subject to the option vesting on the first anniversary of the vesting commencement date, and the remainder vesting in equal monthly installments over the next three years thereafter (subject to continued employment).

(3) These option awards have a four-year vesting schedule from a vesting commencement date of February 23, 2022, with 25% of the shares subject to the option vesting on the first anniversary of the vesting commencement date, and the remainder vesting in equal monthly installments over the next three years thereafter (subject to continued employment).

(4) These option awards have a four-year vesting schedule from a vesting commencement date of March 2, 2023, with 25% of the shares subject to the option vesting on the first anniversary of the vesting commencement date, and the remainder vesting in equal monthly installments over the next three years thereafter (subject to continued employment).

(5) These option awards have a four-year vesting schedule from a