Company: SCLXW
Filing Date: 2025-09-29
Form Type: 424B3
Source: 0001193125-25-221022
Chunk: 33

Company: Scilex Holding Co
Filing Date: 2025-09-29
Form: 424B3
Chunk 33
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 proceeding for such purpose.

(iii) As promptly as practicable after becoming aware of such event, Semnur shall notify the Buyers of the happening of any
event (a “Suspension Event”), of which Semnur has knowledge, as a result of which the prospectus included in a Resale Registration Statement as then in effect, includes an untrue statement of a material fact or omission to state a
material fact required to be stated therein or necessary to make the statements therein not misleading, and use its commercially reasonable efforts promptly to prepare a supplement or amendment to such Resale Registration Statement to correct such
untrue statement or omission, and deliver such number of copies of such supplement or amendment to a Buyer as any such Buyer may reasonably request; , , that, for not more than 60 consecutive trading days (or a total of
not more than 150 trading days in any 12 month period), Semnur may delay, to the extent permitted by and in a manner not in violation of applicable securities laws,

9

the disclosure of material non-public information concerning Semnur (as well as prospectus or Resale Registration Statement updating), the disclosure of
which at the time is not, in the good faith opinion of Semnur, in the best interests of Semnur; , , that, if such Resale Registration Statement was not filed on Form S-3, such
number of days shall not include the 15 calendar days following the filing of any Current Report on Form 8-K, Quarterly Report on Form 10-Q or Annual Report on Form 10-K, or other comparable form, for purposes of filing a post-effective amendment to such Resale Registration Statement.

(iv) Upon a Suspension Event, Semnur shall give written notice (a “Suspension Notice”) to the Buyers to
suspend sales of the affected Registrable Securities, and such notice shall state that such suspension shall continue only for so long as the Suspension Event or its effect is continuing and Semnur is pursuing with reasonable diligence the
completion of the matter giving rise to the Suspension Event or otherwise taking all reasonable steps to terminate suspension of the effectiveness or use of a Resale Registration Statement applicable to such affected Registrable Securities. In no
event shall Semnur, without the prior written consent of a Buyer, disclose to any such Buyer any of the facts or circumstances giving rise to the Suspension Event. A Buyer shall not effect any sales of the Registrable Securities pursuant to such
Resale Registration Statement (or such filings),