CUSIP NO. 904214103 | 13G | PAGE 2 OF 21 |
1
|
NAME OF REPORTING PERSON
Thomas H. Lee Advisors, LLC
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ¨
(b) x
|
||
3
|
SEC USE ONLY
|
||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
|
5
|
SOLE VOTING POWER
-0-
|
|
6
|
SHARED VOTING POWER
24,120,726 (1)
|
||
7
|
SOLE DISPOSITIVE POWER
-0-
|
||
8
|
SHARED DISPOSITIVE POWER
24,120,726 (1)
|
||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
24,120,726 (1)
|
||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* o
|
||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11.00% (2)
|
||
12
|
TYPE OF REPORTING PERSON*
OO
|
|
(1)
|
Includes 21,647,448 shares of Common Stock, no par value per share, and the Warrant exercisable to purchase 2,473,278 shares of Common Stock.
|
|
(2)
|
The calculation of the foregoing percentage is based on 219,192,178 shares of Common Stock, which includes 216,718,900 shares of Common Stock outstanding as of April 18, 2014, as reported in the Issuer’s registration statement on Form S-3 filed with the Securities and Exchange Commission on April 21, 2014.
|
CUSIP NO. 904214103 | 13G | PAGE 3 OF 21 |
1
|
NAME OF REPORTING PERSON
THL Equity Advisors VI, LLC
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ¨
(b) x
|
||
3
|
SEC USE ONLY
|
||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
|
5
|
SOLE VOTING POWER
-0-
|
|
6
|
SHARED VOTING POWER
24,109,571 (1)
|
||
7
|
SOLE DISPOSITIVE POWER
-0-
|
||
8
|
SHARED DISPOSITIVE POWER
24,109,571 (1)
|
||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
24,109,571 (1)
|
||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* o
|
||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11.00% (2)
|
||
12
|
TYPE OF REPORTING PERSON*
OO
|
|
(1)
|
Includes 21,636,293 shares of Common Stock, no par value per share, and the Warrant exercisable to purchase 2,473,278 shares of Common Stock.
|
|
(2)
|
The calculation of the foregoing percentage is based on 219,192,178 shares of Common Stock, which includes 216,718,900 shares of Common Stock outstanding as of April 18, 2014, as reported in the Issuer’s registration statement on Form S-3 filed with the Securities and Exchange Commission on April 21, 2014.
|
CUSIP NO. 904214103 | 13G | PAGE 4 OF 21 |
1
|
NAME OF REPORTING PERSON
Thomas H. Lee Equity Fund VI, L.P.
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ¨
(b) x
|
||
3
|
SEC USE ONLY
|
||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
|
5
|
SOLE VOTING POWER
-0-
|
|
6
|
SHARED VOTING POWER
13,285,445 (1)
|
||
7
|
SOLE DISPOSITIVE POWER
-0-
|
||
8
|
SHARED DISPOSITIVE POWER
13,285,445 (1)
|
||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
13,285,445 (1)
|
||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* o
|
||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
6.09% (2)
|
||
12
|
TYPE OF REPORTING PERSON*
PN
|
|
(1)
|
Includes 11,922,549 shares of Common Stock, no par value per share, and a Warrant exercisable to purchase 1,362,896 shares of Common Stock.
|
|
(2)
|
The calculation of the foregoing percentage is based on 218,081,796 shares of Common Stock, which includes 216,718,900 shares of Common Stock outstanding as of April 18, 2014, as reported in the Issuer’s registration statement on Form S-3 filed with the Securities and Exchange Commission on April 21, 2014.
|
CUSIP NO. 904214103 | 13G | PAGE 5 OF 21 |
1
|
NAME OF REPORTING PERSON
Thomas H. Lee Parallel Fund VI, L.P.
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ¨
(b) x
|
||
3
|
SEC USE ONLY
|
||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
|
5
|
SOLE VOTING POWER
-0-
|
|
6
|
SHARED VOTING POWER
8,996,195 (1)
|
||
7
|
SOLE DISPOSITIVE POWER
-0-
|
||
8
|
SHARED DISPOSITIVE POWER
8,996,195 (1)
|
||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
8,996,195 (1)
|
||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* o
|
||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
4.13% (2)
|
||
12
|
TYPE OF REPORTING PERSON*
PN
|
|
(1)
|
Includes 8,073,324 shares of Common Stock, no par value per share, and a Warrant exercisable to purchase 922,871 shares of Common Stock.
|
|
(2)
|
The calculation of the foregoing percentage is based on 217,641,771 shares of Common Stock, which includes 216,718,900 shares of Common Stock outstanding as of April 18, 2014, as reported in the Issuer’s registration statement on Form S-3 filed with the Securities and Exchange Commission on April 21, 2014.
|
CUSIP NO. 904214103 | 13G | PAGE 6 OF 21 |
1
|
NAME OF REPORTING PERSON
Thomas H. Lee Parallel (DT) Fund VI, L.P.
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ¨
(b) x
|
||
3
|
SEC USE ONLY
|
||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
|
5
|
SOLE VOTING POWER
-0-
|
|
6
|
SHARED VOTING POWER
1,571,456 (1)
|
||
7
|
SOLE DISPOSITIVE POWER
-0-
|
||
8
|
SHARED DISPOSITIVE POWER
1,571,456 (1)
|
||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,571,456 (1)
|
||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* o
|
||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
0.72% (2)
|
||
12
|
TYPE OF REPORTING PERSON*
PN
|
|
(1)
|
Includes 1,410,250 shares of Common Stock, no par value per share, and a Warrant exercisable to purchase 161,206 shares of Common Stock.
|
|
(2)
|
The calculation of the foregoing percentage is based on 216,880,106 shares of Common Stock, which includes 216,718,900 shares of Common Stock outstanding as of April 18, 2014, as reported in the Issuer’s registration statement on Form S-3 filed with the Securities and Exchange Commission on April 21, 2014.
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CUSIP NO. 904214103 | 13G | PAGE 7 OF 21 |
1
|
NAME OF REPORTING PERSON
THL Sterling Equity Investors, L.P.
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ¨
(b) x
|
||
3
|
SEC USE ONLY
|
||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
|
5
|
SOLE VOTING POWER
-0-
|
|
6
|
SHARED VOTING POWER
256,475 (1)
|
||
7
|
SOLE DISPOSITIVE POWER
-0-
|
||
8
|
SHARED DISPOSITIVE POWER
256,475 (1)
|
||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
256,475 (1)
|
||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* o
|
||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
0.12% (2)
|
||
12
|
TYPE OF REPORTING PERSON*
PN
|
|
(1)
|
Includes 230,170 shares of Common Stock, no par value per share, and a Warrant exercisable to purchase 26,305 shares of Common Stock.
|
|
(2)
|
The calculation of the foregoing percentage is based on 216,745,205 shares of Common Stock, which includes 216,718,900 shares of Common Stock outstanding as of April 18, 2014, as reported in the Issuer’s registration statement on Form S-3 filed with the Securities and Exchange Commission on April 21, 2014.
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CUSIP NO. 904214103 | 13G | PAGE 8 OF 21 |
1
|
NAME OF REPORTING PERSON
THL Managers VI, LLC
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ¨
(b) x
|
||
3
|
SEC USE ONLY
|
||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
|
5
|
SOLE VOTING POWER
-0-
|
|
6
|
SHARED VOTING POWER
11,155
|
||
7
|
SOLE DISPOSITIVE POWER
-0-
|
||
8
|
SHARED DISPOSITIVE POWER
11,155
|
||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
11,155
|
||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* o
|
||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
Less than 0.01% (1)
|
||
12
|
TYPE OF REPORTING PERSON*
OO
|
|
(1)
|
The calculation of the foregoing percentage is based on 216,718,900 shares of Common Stock outstanding as of April 18, 2014, as reported in the Issuer’s registration statement on Form S-3 filed with the Securities and Exchange Commission on April 21, 2014.
|
Item 2 (b).
|
Address of Principal Business Office or, if none, Residence:
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CUSIP NO. 904214103 | 13G |
Item 3.
|
Not Applicable
|
Item 4(a)
|
Amount Beneficially Owned
|
CUSIP NO. 904214103 | 13G |
CUSIP NO. 904214103 | 13G |
|
Not applicable.
|
Item 7.
|
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company
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SIGNATURE
|
Dated: April 28, 2014 |
THOMAS H. LEE ADVISORS, LLC
|
||
By
|
THL Holdco, LLC, its managing member
|
||
By:
|
/s/ Charles P. Holden | ||
Name:
|
Charles P. Holden
|
||
Title:
|
Managing Director
|
SIGNATURE
|
Dated: April 28, 2014 |
THL EQUITY ADVISORS VI, LLC
|
||
By:
|
Thomas H. Lee Partners, L.P., its sole member
|
||
By:
|
Thomas H. Lee Advisors, LLC, its general partner
|
||
By:
|
THL Holdco, LLC, its managing member
|
||
By:
|
/s/ Charles P. Holden | ||
Name:
|
Charles P. Holden
|
||
Title:
|
Managing Director
|
SIGNATURE
|
Dated: April 28, 2014 |
THOMAS H. LEE EQUITY FUND VI, L.P.
|
||
By:
|
THL Equity Advisors VI, LLC, its general partner
|
||
By:
|
Thomas H. Lee Partners, L.P., its sole member
|
||
By:
|
Thomas H. Lee Advisors, LLC, its general partner
|
||
By:
|
THL Holdco, LLC, its managing member
|
||
By:
|
/s/ Charles P. Holden | ||
Name:
|
Charles P. Holden
|
||
Title:
|
Managing Director
|
SIGNATURE
|
Dated: April 28, 2014 |
THOMAS H. LEE PARALLEL FUND VI, L.P.
|
||
By:
|
THL Equity Advisors VI, LLC, its general partner
|
||
By:
|
Thomas H. Lee Partners, L.P., its sole member
|
||
By:
|
Thomas H. Lee Advisors, LLC, its general partner
|
||
By:
|
THL Holdco, LLC, its managing member
|
||
By:
|
/s/ Charles P. Holden | ||
Name:
|
Charles P. Holden
|
||
Title:
|
Managing Director
|
Dated: April 28, 2014
|
THOMAS H. LEE PARALLEL (DT) FUND VI, L.P.
|
||
By:
|
THL Equity Advisors VI, LLC, its general partner
|
||
By:
|
Thomas H. Lee Partners, L.P., its sole member
|
||
By:
|
Thomas H. Lee Advisors, LLC, its general partner
|
||
By:
|
THL Holdco, LLC, its managing member
|
||
By:
|
/s/ Charles P. Holden | ||
Name:
|
Charles P. Holden
|
||
Title:
|
Managing Director
|
Dated: April 28, 2014 |
THL STERLING EQUITY INVESTORS L.P.
|
||
By:
|
THL Equity Advisors VI, LLC, its general partner
|
||
By:
|
Thomas H. Lee Partners, L.P., its sole member
|
||
By:
|
Thomas H. Lee Advisors, LLC, its general partner
|
||
By:
|
THL Holdco, LLC, its managing member
|
||
By:
|
/s/ Charles P. Holden | ||
Name:
|
Charles P. Holden
|
||
Title:
|
Managing Director
|
Dated: April 28, 2014
|
THL MANAGERS VI, LLC
|
||
By:
|
Thomas H. Lee Partners, L.P., its managing member
|
||
By:
|
Thomas H. Lee Advisors, LLC, its general partner
|
||
By:
|
THL Holdco, LLC, its managing member
|
||
By:
|
/s/ Charles P. Holden
|
||
Name:
|
Charles P. Holden
|
||
Title:
|
Managing Director
|