Company: NCEL
Filing Date: 2025-07-18
Form Type: F-4/A
Source: 0001213900-25-065783
Chunk: 53

Company: NewcelX Ltd.
Filing Date: 2025-07-18
Form: F-4/A
Chunk 53
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 of the Board of Directors of NLS Pharmaceutics Ltd. |
| /s/ Ronald Hafner                                             |
| Ronald Hafner                                                 |
| Chairman of the Board of Directors                            |

Appendices: Appendix 1: Registration Form
Appendix 2: Proxy Card.

Appendix 2 REGISTRATION FORM EXTRAORDINARY SHAREHOLDERS’ MEETING NLS PHARMACEUTICS LTD. (CHE-447.067.367) TO BE RETURNEDTO NLS PHARMACEUTICS LTD., DULY COMPLETED AND SIGNED AS
PROVIDED IN THE INVITATION DATED July18, 2025, LATEST BYAugust13, 2025
(RECEIVED BY 11:59 PM CEST). The extraordinary shareholders’ meeting of NLS Pharmaceutics Ltd. will be held as follows:

| − |     | Date:         |     | August 21, 2025                                   |
|:--|:----|:--------------|:----|:--------------------------------------------------|
| − |     | Doors open:   |     | 15:45 pm (CEST)                                   |
| − |     | Meeting time: |     | 16:00 pm (CEST)                                   |
| − |     | Place:        |     | At the premises of Baker McKenzie Switzerland AG, 
 Holbeinstrasse 30, 8034 Zurich, Switzerland.      |

Select one of the two options:

| Date and place: |
| Name:           |
| Signature:      |

*****

Appendix 3 VOTE ON INTERNET Go to http://www.vstocktransfer.com/proxy Click on Proxy Voter Login and log-on using the below control number. Voting will be open until 11:59 p.m. (Eastern Time) August 20, CONTROL 

# VOTE BY EMAIL Mark, sign and date your proxy card and send it to vote@vstocktransfer.com. SPECIMEN 1 MAIN STREET ANYWHERE PA 99999-9999 VOTE BY MAIL Mark, sign and date your proxy card and return it in the envelope we have provided. Please Vote, Sign, Date and Return Promptly in the Enclosed Envelope. Extraordinary Meeting of Shareholders Proxy Card - NLS Pharmaceutics Ltd. DETACH PROXY CARD HERE TO VOTE BY MAIL The Board of Directors recommends a vote “FOR” all listed Proposals. 1. Approval of the Merger Agreement on an advisory basis The board proposes to