SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
 
 
SCHEDULE 13G/A
 
 
Under the Securities Exchange Act of 1934
 
(Amendment No. 2)*
 

Adverum Biotechnologies, Inc.

(Name of Issuer)
 

Common Stock, par value $0.0001 per share

(Title of Class of Securities)
 

00773U108

(CUSIP Number)
 

December 31, 2018

(Date of event which requires filing of this statement)
 
 
Check the appropriate box to designate the rule pursuant to which this Schedule 13G/A is filed:
 
¨ Rule 13d-1(b)
x Rule 13d-1(c)
¨ Rule 13d-1(d)
 
(Page 1 of 7 Pages)

 

______________________________

*The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

 

CUSIP No. 00773U108 13G/APage 2 of 8 Pages

 

1

NAMES OF REPORTING PERSONS

Highbridge Capital Management, LLC

2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

(a) ¨

(b) ¨

3 SEC USE ONLY
4

CITIZENSHIP OR PLACE OF ORGANIZATION

State of Delaware

NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
5

SOLE VOTING POWER

0

6

SHARED VOTING POWER

26,030 shares of Common Stock

7

SOLE DISPOSITIVE POWER

0

8

SHARED DISPOSITIVE POWER

26,030 shares of Common Stock

9

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

26,030 shares of Common Stock

10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

0.04%

12

TYPE OF REPORTING PERSON

IA, OO

         

 

 

CUSIP No. 00773U108 13G/APage 3 of 8 Pages

 

1

NAMES OF REPORTING PERSONS

1992 MSF International Ltd.

2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

(a) ¨

(b) ¨

3 SEC USE ONLY
4

CITIZENSHIP OR PLACE OF ORGANIZATION

Cayman Islands, British West Indies

NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
5

SOLE VOTING POWER

0

6

SHARED VOTING POWER

26,030 shares of Common Stock

7

SOLE DISPOSITIVE POWER

0

8

SHARED DISPOSITIVE POWER

26,030 shares of Common Stock

9

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

26,030 shares of Common Stock

10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

0.04%

12

TYPE OF REPORTING PERSON

OO

         

 

CUSIP No. 00773U108 13G/APage 4 of 8 Pages

 

Item 1(a). NAME OF ISSUER:
   
  The name of the issuer is Adverum Biotechnologies, Inc. (the "Company").

 

Item 1(b). ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:
   
  The Company's principal executive offices are located at 1035 O’Brien Drive, Menlo Park, CA 94025.

 

Item 2(a). NAME OF PERSON FILING:
Item 2(b). ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:
Item 2(c). CITIZENSHIP:

 

  This statement is filed by:
   
  (i)

Highbridge Capital Management, LLC

40 West 57th Street, 32nd Floor

New York, New York 10019

Citizenship: State of Delaware

   
  (ii)

1992 MSF International Ltd.

c/o Highbridge Capital Management, LLC

40 West 57th Street, 32nd Floor

New York, New York 10019

Citizenship: Cayman Islands

   
  The foregoing persons are hereinafter sometimes collectively referred to as the "Reporting Persons."  

 

Item 2(d). TITLE OF CLASS OF SECURITIES:
   
  Common Stock, par value $0.0001 per share (the "Common Stock").

 

Item 2(e). CUSIP NUMBER:
   
  00773U108

 

Item 3. IF THIS STATEMENT IS FILED PURSUANT TO RULES 13d-1(b) OR 13d-2(b) OR (c), CHECK WHETHER THE PERSON FILING IS A:

 

  (a) ¨ Broker or dealer registered under Section 15 of the Act,
  (b) ¨ Bank as defined in Section 3(a)(6) of the Act,
  (c) ¨ Insurance Company as defined in Section 3(a)(19) of the Act,
  (d) ¨ Investment Company registered under Section 8 of the Investment Company Act of 1940,

 

 

CUSIP No. 00773U108 13G/APage 5 of 8 Pages

 

  (e) ¨ An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);
  (f) ¨ Employee Benefit Plan or Endowment Fund in accordance with Rule 13d-1(b)(1)(ii)(F),
  (g) ¨ Parent Holding Company or control person in accordance with Rule 13d-1(b)(1)(ii)(G),
  (h) ¨ Savings Association as defined in Section 3(b) of the Federal Deposit Insurance Act,
  (i) ¨ A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act;
  (j) ¨ A non-U.S. institution in accordance with Rule 13d-1(b)(1)(ii)(J);
  (k) ¨ Group, in accordance with Rule 13d-1(b)(1)(ii)(K).

 

 

If filing as a non-U.S. institution in accordance with Rule 13d-1(b)(1)(ii)(J), please

specify the type of institution: _____________________________________

 

Item 4. OWNERSHIP.
   
    (a) Amount beneficially owned:
       
  As of December 31, 2018, (i) 1992 MSF International Ltd. may be deemed to beneficially own 26,030 shares of Common Stock and (ii) Highbridge Capital Management, LLC, as the trading manager of 1992 MSF International Ltd., may be deemed to be the beneficial owner of the 26,030 shares of Common Stock held by 1992 MSF International Ltd.
   
    (b) Percent of class:
       
  The percentages used herein and in the rest of this Schedule 13G/A are calculated based upon 62,868,379 shares of Common Stock outstanding as of October 31, 2018, as reported in the Company's Quarterly Report on Form 10-Q for the quarterly period ended September 30, 2018 filed with the Securities and Exchange Commission on November 8, 2018.  Therefore, as of December 31, 2018, (i) 1992 MSF International Ltd. may be deemed to beneficially own approximately 0.04% of the outstanding shares of Common Stock and (ii) Highbridge Capital Management, LLC may be deemed to beneficially own approximately 0.04% of the outstanding shares of Common Stock.  
   
  The foregoing should not be construed in and of itself as an admission by any Reporting Person as to beneficial ownership of the shares of Common Stock held by 1992 MSF International Ltd.  
   

 

 

CUSIP No. 00773U108 13G/APage 6 of 8 Pages

 

    (c) Number of shares as to which such person has:
       
      (i) Sole power to vote or to direct the vote
         
        0
         
      (ii) Shared power to vote or to direct the vote
         
        See Item 4(a)
         
      (iii) Sole power to dispose or to direct the disposition of
         
        0
         
      (iv) Shared power to dispose or to direct the disposition of
         
        See Item 4(a)

 

Item 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.
   
  If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following: ý
   

 

Item 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON.
   
  Not applicable.
   

 

Item 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY.
   
  Not applicable.
   

 

Item 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP.
   
  Not applicable.
   

 

Item 9. NOTICE OF DISSOLUTION OF GROUP.
   
  Not applicable.
   

 

 

CUSIP No. 00773U108 13G/APage 7 of 8 Pages

 

Item 10. CERTIFICATION.

 

  Each Reporting Person hereby makes the following certification:
   
  By signing below the Reporting Person certifies that, to the best of its knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

 

 

CUSIP No. 00773U108 13G/APage 8 of 8 Pages

SIGNATURES

After reasonable inquiry and to the best of our knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

DATED: February 14, 2019

 

 

HIGHBRIDGE CAPITAL MANAGEMENT, LLC
     
     
By: /s/ John Oliva  
Name: John Oliva  
Title: Managing Director  

 

 

1992 MSF INTERNATIONAL LTD.
     
By: Highbridge Capital Management, LLC
  its Trading Manager  
     
     
By: /s/ John Oliva  
Name: John Oliva  
Title: Managing Director