CUSIP No. 57886P103
|
Page 2 of 8 pages
|
||||||
1
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NAMES OF REPORTING PERSONS
Larry N. Feinberg
|
||||||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
|
(a) o
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|||||
3
|
SEC USE ONLY
|
||||||
4
|
SOURCE OF FUNDS (See Instructions)
N/A
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||||||
5
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CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)
|
o | |||||
6
|
CITIZENSHIP OR PLACE OF ORGANIZATION
United States
|
||||||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH
|
7
|
SOLE VOTING POWER
-0-
|
|||||
8
|
SHARED VOTING POWER
3,154,281*
|
||||||
9
|
SOLE DISPOSITIVE POWER
-0-
|
||||||
10
|
SHARED DISPOSITIVE POWER
3,154,281*
|
||||||
11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
3,154,281*
|
||||||
12
|
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
|
o | |||||
13
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
15.08%**
|
||||||
14
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TYPE OF REPORTING PERSON (See Instructions)
IN
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CUSIP No. 57886P103
|
Page 3 of 8 pages
|
||||||
1
|
NAMES OF REPORTING PERSONS
Oracle Associates, LLC
|
||||||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
|
(a) o
(b) x
|
|||||
3
|
SEC USE ONLY
|
||||||
4
|
SOURCE OF FUNDS (See Instructions)
N/A
|
||||||
5
|
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)
|
o | |||||
6
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||||||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH
|
7
|
SOLE VOTING POWER
-0-
|
|||||
8
|
SHARED VOTING POWER
3,154,281*
|
||||||
9
|
SOLE DISPOSITIVE POWER
-0-
|
||||||
10
|
SHARED DISPOSITIVE POWER
3,154,281*
|
||||||
11
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
3,154,281*
|
||||||
12
|
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
|
o | |||||
13
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
15.08%**
|
||||||
14
|
TYPE OF REPORTING PERSON (See Instructions)
OO
|
CUSIP No. 57886P103
|
Page 4 of 8 pages
|
||||||
1
|
NAMES OF REPORTING PERSONS
Oracle Partners, L.P.
|
||||||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
|
(a) o
(b) x
|
|||||
3
|
SEC USE ONLY
|
||||||
4
|
SOURCE OF FUNDS (See Instructions)
OO
|
||||||
5
|
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)
|
o | |||||
6
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||||||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH
|
7
|
SOLE VOTING POWER
-0-
|
|||||
8
|
SHARED VOTING POWER
2,361,963*
|
||||||
9
|
SOLE DISPOSITIVE POWER
-0-
|
||||||
10
|
SHARED DISPOSITIVE POWER
2,361,963*
|
||||||
11
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,361,963*
|
||||||
12
|
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
|
o | |||||
13
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
11.29%**
|
||||||
14
|
TYPE OF REPORTING PERSON (See Instructions)
PN
|
CUSIP No. 57886P103
|
Page 5 of 8 pages
|
||||||
1
|
NAMES OF REPORTING PERSONS
Oracle Institutional Partners, L.P.
|
||||||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
|
(a) o
(b) x
|
|||||
3
|
SEC USE ONLY
|
||||||
4
|
SOURCE OF FUNDS (See Instructions)
OO
|
||||||
5
|
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)
|
o | |||||
6
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||||||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH
|
7
|
SOLE VOTING POWER
-0-
|
|||||
8
|
SHARED VOTING POWER
792,318*
|
||||||
9
|
SOLE DISPOSITIVE POWER
-0-
|
||||||
10
|
SHARED DISPOSITIVE POWER
792,318*
|
||||||
11
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
792,318*
|
||||||
12
|
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
|
o | |||||
13
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
3.79%**
|
||||||
14
|
TYPE OF REPORTING PERSON (See Instructions)
PN
|
Item 5. Interest in Securities of the Issuer.
|
Reporting Person
|
Date
|
Transaction Type
|
Number of ADSs
|
Price Per ADS
(excluding commissions)
|
Oracle Partners
|
2/6/2014
|
Open Market Sale
|
2,850
|
$ 23.5233
|
Oracle Partners
|
3/12/2014
|
Open Market Sale
|
2,751
|
$ 24.2685
|
Oracle Partners
|
3/13/2014
|
Open Market Sale
|
10,081
|
$ 24.1888
|
Oracle Partners
|
3/14/2014
|
Open Market Sale
|
3,030
|
$ 24.2326
|
Oracle Partners
|
4/7/2014
|
Open Market Sale
|
6,000
|
$ 19.9699
|
Oracle Institutional Partners
|
4/7/2014
|
Open Market Sale
|
2,000
|
$ 19.9699
|
Oracle Partners
|
4/8/2014
|
Open Market Sale
|
21,571
|
$ 19.8806
|
Oracle Institutional Partners
|
4/8/2014
|
Open Market Sale
|
9,000
|
$ 19.8806
|
Oracle Partners
|
4/9/2014
|
Open Market Sale
|
1,710
|
$ 20.19
|
Dated: May 5, 2014
|
ORACLE PARTNERS, L.P.
By: ORACLE ASSOCIATES, LLC, its general partner
By: /s/ Larry N. Feinberg
Name: Larry N. Feinberg
Title: Managing Member
|
Dated: May 5, 2014
|
ORACLE INSTITUTIONAL PARTNERS, L.P.
By: ORACLE ASSOCIATES, LLC, its general partner
By: /s/ Larry N. Feinberg
Name: Larry N. Feinberg
Title: Managing Member
|
Dated: May 5, 2014
|
ORACLE ASSOCIATES, LLC
By: /s/ Larry N. Feinberg
Name: Larry N. Feinberg
Title: Managing Member
|
Dated: May 5, 2014
|
LARRY N. FEINBERG
By: /s/ Larry N. Feinberg
|