CUSIP NO.
|
589499102
|
13D
|
Page 2
|
NAME OF REPORTING PERSON
|
||
1
|
Merrick RIS, LLC
|
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
||
2
|
(a) o
(b) þ
|
|
SEC USE ONLY
|
||
3
|
|
|
SOURCE OF FUNDS
|
||
4
|
WC
|
|
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) o
|
||
5
|
|
|
CITIZENSHIP OR PLACE OF ORGANIZATION
|
||
6
|
Delaware
|
SOLE VOTING POWER
|
||
7
|
0
|
|
NUMBER OF
|
SHARED VOTING POWER
|
|
SHARES
BENEFICIALLY
OWNED BY |
8
|
0
|
EACH
|
SOLE DISPOSITIVE POWER
|
|
REPORTING
PERSON
WITH
|
9
|
0
|
SHARED DISPOSITIVE POWER
|
||
10
|
0
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
|
||
11
|
0
|
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES o
|
||
12
|
|
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
|
||
13
|
0
|
|
TYPE OF REPORTING PERSON
|
||
14
|
OO
|
CUSIP NO.
|
589499102
|
13D
|
Page 3
|
NAME OF REPORTING PERSON
|
||
1
|
Merrick Venture Management, LLC
|
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
||
2
|
(a) o
(b) þ
|
|
SEC USE ONLY
|
||
3
|
|
|
SOURCE OF FUNDS
|
||
4
|
OO
|
|
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) o
|
||
5
|
|
|
CITIZENSHIP OR PLACE OR ORGANIZATION
|
||
6
|
Illinois
|
SOLE VOTING POWER
|
||
7
|
189,566
|
|
NUMBER OF
|
SHARED VOTING POWER
|
|
SHARES
BENEFICIALLY |
8
|
0
|
EACH
|
SOLE DISPOSITIVE POWER
|
|
REPORTING
PERSON
WITH
|
9
|
189,566
|
SHARED DISPOSITIVE POWER
|
||
10
|
0
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
|
||
11
|
189,566
|
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES o
|
||
12
|
|
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11
|
||
13
|
0.2%
|
|
TYPE OF REPORTING PERSON
|
||
14
|
OO
|
CUSIP NO.
|
589499102
|
13D
|
Page 4
|
NAME OF REPORTING PERSON
|
|
1
|
Michael W. Ferro, Jr.
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
|
2
|
(a) o
(b) þ
|
SEC USE ONLY
|
|
3
|
|
SOURCE OF FUNDS (SEE INSTRUCTIONS)
|
|
4
|
PF
|
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) o
|
|
5
|
|
CITIZENSHIP OR PLACE OR ORGANIZATION
|
|
6
|
USA
|
SOLE VOTING POWER
|
||
7
|
29,337,473
|
|
NUMBER OF
|
SHARED VOTING POWER
|
|
SHARES
BENEFICIALLY |
8
|
0
|
EACH
|
SOLE DISPOSITIVE POWER
|
|
REPORTING
PERSON
WITH
|
9
|
29,337,473
|
SHARED DISPOSITIVE POWER
|
||
10
|
0
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
|
|
11
|
29,337,473
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES o
|
|
12
|
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11
|
|
13
|
31.5%
|
TYPE OF REPORTING PERSON
|
|
14
|
IN
|
CUSIP NO.
|
589499102
|
13D
|
Page 5
|
NAME OF REPORTING PERSON
|
|
1
|
Merrick Venture Management Holdings, LLC
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
|
|
2
|
(a) o
(b) þ
|
SEC USE ONLY
|
|
3
|
|
SOURCE OF FUNDS (SEE INSTRUCTIONS)
|
|
4
|
WC
|
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) o
|
|
5
|
|
CITIZENSHIP OR PLACE OR ORGANIZATION
|
|
6
|
Delaware
|
SOLE VOTING POWER
|
||
7
|
0
|
|
NUMBER OF
|
SHARED VOTING POWER
|
|
SHARES
BENEFICIALLY |
8
|
23,822,466
|
EACH
|
SOLE DISPOSITIVE POWER
|
|
REPORTING
PERSONWITH
|
9
|
0
|
SHARED DISPOSITIVE POWER
|
||
10
|
23,822,466
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON
|
|
11
|
23,822,466
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES o
|
|
12
|
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
|
|
13
|
25.6%
|
TYPE OF REPORTING PERSON
|
|
14
|
OO
|
CUSIP NO.
|
589499102
|
13D
|
Page 6
|
ITEM 1.
|
SECURITY AND ISSUER
|
ITEM 2.
|
IDENTITY AND BACKGROUND
|
ITEM 3.
|
SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION
|
ITEM 5.
|
INTEREST IN SECURITIES OF THE ISSUER
|
ITEM 7.
|
MATERIAL TO BE FILED AS AN EXHIBIT
|
SIGNATURES
|
|
EX-99.6
|
|
CUSIP NO.
|
589499102
|
13D
|
Page 7
|
SECURITY AND ISSUER
|
IDENTITY AND BACKGROUND
|
SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION.
|
INTEREST IN SECURITIES OF THE ISSUER.
|
Name of Holder
|
Number of Shares
|
Percent of Shares Outstanding
|
||||||
Merrick RIS, LLC
|
0 | 0 | % | |||||
Merrick Venture Management, LLC
|
189,566 | 0.2 | % | |||||
Merrick Ventures, LLC
|
4,925,441 | 5.3 | % | |||||
Merrick Venture Management Holdings, LLC
|
23,822,466 | 25.6 | % |
CUSIP NO.
|
589499102
|
13D
|
Page 8
|
MATERIAL TO BE FILED AS AN EXHIBIT
|
Exhibit 1
|
Joint Filing Agreement
|
CUSIP NO.
|
589499102
|
13D
|
Page 9
|
Date: December 31, 2012
|
MERRICK RIS, LLC | ||
By:
|
/s/ Michael W. Ferro, Jr.
|
||
Name:
|
Michael W. Ferro, Jr.
|
||
Title:
|
Chief Executive Officer
|
||
MERRICK VENTURE MANAGEMENT, LLC
|
|||
By:
|
/s/ Michael W. Ferro, Jr.
|
||
Name:
|
Michael W. Ferro, Jr.
|
||
Title:
|
Chief Executive Officer
|
||
MERRICK VENTURE MANAGEMENT
|
|||
HOLDINGS, LLC
|
|||
By:
|
/s/ Michael W. Ferro, Jr.
|
||
Name:
|
Michael W. Ferro, Jr.
|
||
Title:
|
Managing Member
|
||
By:
|
/s/ Michael W. Ferro, Jr.
|
||
Michael W. Ferro, Jr.
|
Page 10
|
Exhibit
|
Description
|
|
Joint Filing Agreement
|