Sec Form 4 Filing - Sorrento Therapeutics, Inc. @ Scilex Holding Co - 2023-09-21

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Sorrento Therapeutics, Inc. 2. Issuer Name and Ticker or Trading Symbol Scilex Holding Co [ SCLX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 4955 DIRECTORS PLACE 3. Date of Earliest Transaction (MM/DD/YY) 09/21/2023 (Street) SAN DIEGO, CA92121 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 09/21/2023 S 60,068,585 D 1,917,210 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Warrants to Purchase Common Stock $ 11.5 09/21/2023 S 4,490,617 11/10/2022 11/10/2027 Common Stock 4,490,617 ( 1 ) 0 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Sorrento Therapeutics, Inc. 4955 DIRECTORS PLACE SAN DIEGO, CA92121 X Signatures /s/ Mohsin Y. Meghji 09/25/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Pursuant to that certain Stock Purchase Agreement, dated September 21, 2023, between the Reporting Person and Scilex Holding Company ("Scilex"), Scilex purchased the following securities from the Reporting Person for an aggregate purchase price of (a) $10 million in cash; plus (b) the assumption by Scilex of $100 million of debt under the Reporting Person's non-amortizing super-priority senior secured debtor-in-possession term loan facility; plus (c) the assumption by Scilex of certain obligations of the Reporting Person for legal fees and expenses in the amount of approximately $12.25 million; plus (d) a credit bid of approximately $23 million owed to Scilex under the Reporting Person's non-amortizing super-priority junior secured term loan facility: (i) 60,068,585 shares of Common Stock of Scilex; (ii) 29,057,097 shares of Series A Preferred Stock of Scilex; and (iii) warrants exercisable for 4,490,617 shares of Common Stock of Scilex.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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