Company: ZVRA
Filing Date: 2025-03-31
Form Type: PREC14A
Source: 0001193125-25-068746
Chunk: 13

Company: ZEVRA THERAPEUTICS, INC.
Filing Date: 2025-03-31
Form: PREC14A
Chunk 13
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 one of the following ways:

| • |     | You may grant a subsequent proxy by telephone, by dialing the toll-free number on your WHITE proxy card and following the recorded instructions. You will be asked to provide the company number and control number on your enclosed WHITE proxy card. Your telephone vote must be received by [●] Eastern Time on [●], 2025, to be counted. |

| • |     | You may grant a subsequent proxy online by going to the website on your WHITE proxy card to complete an electronic proxy card. You will be asked to provide the company number and control number on your enclosed WHITE proxy card. Your Internet vote must be received by [●] Eastern Time on [●], 2025, to be counted. |

| • |     | You may submit another properly completed WHITE proxy card with a later date. Your proxy card must be received by [●] Eastern Time on [●], 2025, to be counted. |

| • |     | You may send a timely written notice that you are revoking your proxy to our Corporate Secretary at 1180 Celebration Boulevard, Suite 103, Celebration, FL 34747. |

| • |     | You may attend the Annual Meeting and vote online. Simply attending the Annual Meeting without voting will not, by itself, revoke your proxy. |

| • |     | Your latest dated proxy card, telephone or Internet proxy is the one that is counted. |

**Beneficial Owner: Shares Registered in the Name of Broker, Bank or Other Nominee If your shares are held by your broker, bank or other nominee, you should follow the instructions provided by your broker, bank or other nominee. In most cases, you will be able to do this by mail, via the Internet or by telephone. A vote to withhold with respect to either of the Mangless Nominees on Mr. Mangless’ blue proxy card or voting instruction form will revoke any WHITEproxy card or WHITEvoting instruction form you may have previously submitted. If you have previously submitted a vote for the Mangless Nominees on the blue proxy card sent to you by Mr. Mangless, you have every right to change your vote and we strongly urge you to revoke that proxy by voting “ FOR” our Board’s nominees by using the enclosed WHITEproxy card and returning it in the postage-paidreturn envelope or by voting via the Internet by following the instructions on your WHITEvoting instruction form. Only your latest dated proxy will be counted. Even if you would