Company: SMNR
Filing Date: 2025-08-13
Form Type: 424B3
Source: 0001193125-25-179226
Chunk: 404

Company: Semnur Pharmaceuticals, Inc.
Filing Date: 2025-08-13
Form: 424B3
Chunk 404
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 Proposals. Resolution to be Voted Upon The full text of the resolution to be passed is as follows: “RESOLVED, AS AN ORDINARY RESOLUTION THAT, on a non-bindingadvisory basis, certain governance provisions contained in the Proposed Charter, being presented in accordance with the requirements of the U.S. Securities and Exchange Commission as seven separate sub-proposalsbe and are hereby approved and adopted (collectively, as the “Advisory Governance Proposals”), none of which are conditioned on any Condition Precedent Proposals:

| • |     | Advisory Proposal A — to increase the total number of authorized shares of all classes of capital                                             
 stock to 785,000,000 shares, consisting of 740,000,000 authorized shares of common stock and 45,000,000 authorized shares of preferred stock; |

| • |     | Advisory Proposal B — to provide that subject to the rights of any holders of preferred stock to                                                                                                                                                          
 elect directors, the number of directors that shall constitute the New Semnur Board shall be as determined from time to time exclusively by the New Semnur Board, except that until such time as the Scilex Trigger Event occurs, the stockholders of New 
 Semnur shall be permitted to fix the number of directors;                                                                                                                                                                                                 |

| • |     | Advisory Proposal C — to require the removal of any director be only for cause and by the                                                                                                                                                            
 affirmative vote of at least 66 2/3% of the voting power of all then-outstanding shares of stock of New Semnur entitled to vote thereon, voting together as a single class, from and after the Scilex Trigger Event (and prior to such event, by the 
 affirmative vote of the holders of a majority of voting power of the then-outstanding shares of stock of New Semnur entitled to vote generally in the election of such directors);                                                                   |

| • |     | Advisory Proposal D — to provide that from and after the Scilex Trigger Event, the alteration,                                                                                                                                                           
 amendment or repeal of certain provisions of the Proposed Charter will require the affirmative vote of the holders of at least 66 2/3% of the voting power of the then-outstanding shares of stock entitled to vote thereon, voting together as a single 
 class;                                                                                                                                                                                                                                                   |

| • |     | Advisory Proposal E — to provide that from and after the Scilex Trigger Event, the alteration,                                                                                                                                           
 amendment or repeal of the Proposed Bylaws will require