QUESTCOR
PHARMACEUTICALS, INC.
|
(Name
of Issuer)
|
Common
Stock
|
(Title
of Class of Securities)
|
74835Y101
|
(CUSIP
Number)
|
Joseph
J. Giunta, Esq.
|
Skadden,
Arps, Slate, Meagher & Flom LLP
|
300
South Grand Avenue, Suite 3400
|
Los
Angeles, CA 90071
|
(213)
687-5000
|
(Name,
Address and Telephone Number of Person Authorized to Receive Notices and
Communications)
|
October
21, 2008
|
(Date
of Event Which Requires Filing of this Statement)
|
CUSIP No. 74835Y101
|
13D
|
Page 2 of 7 Pages
|
1
|
NAMES
OF REPORTING PERSONS
Claudio
Cavazza
|
||||
2
|
CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
(a)
x
(b)
¨
|
|||
3
|
SEC
USE ONLY
|
||||
4
|
SOURCE
OF FUNDS
|
||||
5
|
CHECK
IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR
2(e)
|
¨
|
|||
6
|
CITIZENSHIP
OR PLACE OF ORGANIZATION
|
||||
Italy
|
|||||
NUMBER
OF
SHARES
BENEFICIALLY
OWNED
BY
EACH
REPORTING
PERSON
WITH
|
7
|
SOLE
VOTING POWER
981,781
|
|||
8
|
SHARED
VOTING POWER
2,901,445
|
||||
9
|
SOLE
DISPOSITIVE POWER
981,781
|
||||
10
|
SHARED
DISPOSITIVE POWER
2,901,445
|
||||
11
|
AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
|
||||
3,883,226
|
|||||
12
|
CHECK
BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN
SHARES
|
¨
|
|||
13
|
PERCENT
OF CLASS REPRESENTED BY AMOUNT IN ROW
(11)
|
||||
6.01%
|
|||||
14
|
TYPE
OF REPORTING PERSON
|
||||
IN
|
CUSIP No. 74835Y101
|
13D
|
Page 3 of 7 Pages
|
1
|
NAMES
OF REPORTING PERSONS
Inverlochy
Consultadoria & Servicos L.D.A.
|
|||||
2
|
CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
(a)
x
(b)
¨
|
||||
3
|
SEC
USE ONLY
|
|||||
4
|
SOURCE
OF FUNDS
|
|||||
5
|
CHECK
IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR
2(e)
|
¨
|
||||
6
|
CITIZENSHIP
OR PLACE OF ORGANIZATION
|
|||||
Portugal
|
||||||
NUMBER
OF
SHARES
BENEFICIALLY
OWNED
BY
EACH
REPORTING
PERSON
WITH
|
7
|
SOLE
VOTING POWER
0
|
||||
8
|
SHARED
VOTING POWER
2,901,445
|
|||||
9
|
SOLE
DISPOSITIVE POWER
0
|
|||||
10
|
SHARED
DISPOSITIVE POWER
2,901,445
|
|||||
11
|
AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
|
|||||
2,901,445
|
||||||
12
|
CHECK
BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN
SHARES
|
¨
|
||||
13
|
PERCENT
OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
|
|||||
4.49%
|
||||||
14
|
TYPE
OF REPORTING PERSON
|
|||||
CO
|
CUSIP No. 74835Y101
|
13D
|
Page 4 of
7 Pages
|
CUSIP No. 74835Y101
|
13D
|
Page 5 of
7 Pages
|
Date
|
Party
|
Type
of Transaction
|
Type
of Security
|
Number
of Shares
|
Price
Per Share
|
10/21/2008
|
Mr.
C. Cavazza
|
Sale
|
Common
Stock
|
775,000
|
$7.65
|
CUSIP No. 74835Y101
|
13D
|
Page 6 of 7 Pages
|
CLAUDIO
CAVAZZA
|
||
/s/ Claudio Cavazza |
|
INVERLOCHY
CONSULTADORIA & SERVICOS L.D.A.
|
|||
By:
|
/s/ Fabio Poma |
|
|
Fabio
Poma, Attorney-in-fact for Inverlochy
|
|||
Consultadoria
& Servicos L.D.A.
|
CUSIP No. 74835Y101
|
13D
|
Page 7 of 7 Pages
|
NAME
|
ADDRESS
|
TITLE
|
CITIZENSHIP
|
Roberto
Carlos de
Castro
Abreu
|
Avenida
da República, 32, 4.º
Esquerdo,
1050-193 Lisboa, Portugal
|
Director
|
Portuguese
|
João
Josè de Freitas
Rodrigues
|
Avenida
da República, 32, 4.º
Esquerdo,
1050-193 Lisboa, Portugal
|
Director
|
Portuguese
|