o
|
Rule 13d-1(b)
|
o
|
Rule 13d-1(c)
|
x
|
Rule 13d-1(d)
|
CUSIP No. 516806 106
|
13G
|
Page 2 of 17 pages
|
|||||
1
|
Name of Reporting Persons
Warburg Pincus Private Equity IX, L.P.
|
||||||
2
|
Check the Appropriate Box if a Member of a Group
|
||||||
(a)
|
o
|
||||||
(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
69,737,464(1)
|
||||||
7
|
Sole Dispositive Power
0
|
||||||
8
|
Shared Dispositive Power
69,737,464(1)
|
||||||
9
|
Aggregate Amount Beneficially Owned by Each Reporting Person
69,737,464(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
54.4%(2)
|
||||||
12
|
Type of Reporting Person
PN
|
||||||
(1)
|
The total number of shares reported by Warburg Pincus Private Equity IX, L.P., a Delaware limited partnership (“WP IX”), includes 3,064,551 shares of common stock of Laredo Petroleum Holdings, Inc., a Delaware corporation (the “Issuer”), that are owned by WP IX Finance LP, a Delaware limited partnership, an affiliate of WP IX. WP IX expressly disclaims beneficial ownership with respect to any shares of common stock of the Issuer other than the common stock of the Issuer owned of record by WP IX.
|
(2)
|
Calculations are based upon 128,230,576 shares of common stock of the Issuer outstanding as of September 28, 2012, as stated in the prospectus of the Issuer dated October 11, 2012.
|
CUSIP No. 516806 106
|
13G
|
Page 3 of 17 pages
|
|||||
1
|
Name of Reporting Persons
Warburg Pincus IX LLC
|
||||||
2
|
Check the Appropriate Box if a Member of a Group
|
||||||
(a)
|
o
|
||||||
(b)
|
x
|
||||||
3
|
SEC Use Only
|
||||||
4
|
Citizenship or Place of Organization
New York
|
||||||
Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With
|
5
|
Sole Voting Power
0
|
|||||
6
|
Shared Voting Power
69,737,464(1)
|
||||||
7
|
Sole Dispositive Power
0
|
||||||
8
|
Shared Dispositive Power
69,737,464(1)
|
||||||
9
|
Aggregate Amount Beneficially Owned by Each Reporting Person
69,737,464(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
54.4%(2)
|
||||||
12
|
Type of Reporting Person
OO
|
||||||
(1)
|
The reporting person expressly disclaims beneficial ownership with respect to any shares of common stock of the Issuer other than the common stock of the Issuer owned of record by such reporting person.
|
(2)
|
Calculations are based upon 128,230,576 shares of common stock of the Issuer outstanding as of September 28, 2012, as stated in the prospectus of the Issuer, dated October 11, 2012.
|
CUSIP No. 516806 106
|
13G
|
Page 4 of 17 pages
|
|||||
1
|
Name of Reporting Persons
Warburg Pincus Private Equity X O&G, L.P.
|
||||||
2
|
Check the Appropriate Box if a Member of a Group
|
||||||
(a)
|
o
|
||||||
(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
17,220,732(1)
|
||||||
7
|
Sole Dispositive Power
0
|
||||||
8
|
Shared Dispositive Power
17,220,732(1)
|
||||||
9
|
Aggregate Amount Beneficially Owned by Each Reporting Person
17,220,732(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
13.4%(2)
|
||||||
12
|
Type of Reporting Person
PN
|
||||||
(1)
|
The reporting person expressly disclaims beneficial ownership with respect to any shares of common stock of the Issuer other than the common stock of the Issuer owned of record by such reporting person.
|
(2)
|
Calculations are based upon 128,230,576 shares of common stock of the Issuer outstanding as of September 28, 2012, as stated in the prospectus of the Issuer, dated October 11, 2012.
|
CUSIP No. 516806 106
|
13G
|
Page 5 of 17 pages
|
|||||
1
|
Name of Reporting Persons
Warburg Pincus X Partners, L.P.
|
||||||
2
|
Check the Appropriate Box if a Member of a Group
|
||||||
(a)
|
o
|
||||||
(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
550,921(1)
|
||||||
7
|
Sole Dispositive Power
0
|
||||||
8
|
Shared Dispositive Power
550,921(1)
|
||||||
9
|
Aggregate Amount Beneficially Owned by Each Reporting Person
550,921(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
less than 1%(2)
|
||||||
12
|
Type of Reporting Person
PN
|
||||||
(1)
|
The reporting person expressly disclaims beneficial ownership with respect to any shares of common stock of the Issuer other than the common stock of the Issuer owned of record by such reporting person.
|
(2)
|
Calculations are based upon 128,230,576 shares of common stock of the Issuer outstanding as of September 28, 2012, as stated in the prospectus of the Issuer, dated October 11, 2012.
|
CUSIP No. 516806 106
|
13G
|
Page 6 of 17 pages
|
|||||
1
|
Name of Reporting Persons
Warburg Pincus X, L.P.
|
||||||
2
|
Check the Appropriate Box if a Member of a Group
|
||||||
(a)
|
o
|
||||||
(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
17,771,653(1)
|
||||||
7
|
Sole Dispositive Power
0
|
||||||
8
|
Shared Dispositive Power
17,771,653(1)
|
||||||
9
|
Aggregate Amount Beneficially Owned by Each Reporting Person
17,771,653(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
13.9%(2)
|
||||||
12
|
Type of Reporting Person
PN
|
||||||
(1)
|
The reporting person expressly disclaims beneficial ownership with respect to any shares of common stock of the Issuer other than the common stock of the Issuer owned of record by such reporting person.
|
(2)
|
Calculations are based upon 128,230,576 shares of common stock of the Issuer outstanding as of September 28, 2012, as stated in the prospectus of the Issuer, dated October 11, 2012.
|
CUSIP No. 516806 106
|
13G
|
Page 7 of 17 pages
|
|||||
1
|
Name of Reporting Persons
Warburg Pincus X LLC
|
||||||
2
|
Check the Appropriate Box if a Member of a Group
|
||||||
(a)
|
o
|
||||||
(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
17,771,653(1)
|
||||||
7
|
Sole Dispositive Power
0
|
||||||
8
|
Shared Dispositive Power
17,771,653(1)
|
||||||
9
|
Aggregate Amount Beneficially Owned by Each Reporting Person
17,771,653(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
13.9%(2)
|
||||||
12
|
Type of Reporting Person
OO
|
||||||
(1)
|
The reporting person expressly disclaims beneficial ownership with respect to any shares of common stock of the Issuer other than the common stock of the Issuer owned of record by such reporting person.
|
(2)
|
Calculations are based upon 128,230,576 shares of common stock of the Issuer outstanding as of September 28, 2012, as stated in the prospectus of the Issuer, dated October 11, 2012.
|
CUSIP No. 516806 106
|
13G
|
Page 8 of 17 pages
|
|||||
1
|
Name of Reporting Persons
Warburg Pincus Partners LLC
|
||||||
2
|
Check the Appropriate Box if a Member of a Group
|
||||||
(a)
|
o
|
||||||
(b)
|
x
|
||||||
3
|
SEC Use Only
|
||||||
4
|
Citizenship or Place of Organization
New York
|
||||||
Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With
|
5
|
Sole Voting Power
0
|
|||||
6
|
Shared Voting Power
87,509,117(1)
|
||||||
7
|
Sole Dispositive Power
0
|
||||||
8
|
Shared Dispositive Power
87,509,117(1)
|
||||||
9
|
Aggregate Amount Beneficially Owned by Each Reporting Person
87,509,117(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
68.2%(2)
|
||||||
12
|
Type of Reporting Person
OO
|
||||||
(1)
|
The reporting person expressly disclaims beneficial ownership with respect to any shares of common stock of the Issuer other than the common stock of the Issuer owned of record by such reporting person.
|
(2)
|
Calculations are based upon 128,230,576 shares of common stock of the Issuer outstanding as of September 28, 2012, as stated in the prospectus of the Issuer, dated October 11, 2012.
|
CUSIP No. 516806 106
|
13G
|
Page 9 of 17 pages
|
|||||
1
|
Name of Reporting Persons
Warburg Pincus & Co.
|
||||||
2
|
Check the Appropriate Box if a Member of a Group
|
||||||
(a)
|
o
|
||||||
(b)
|
x
|
||||||
3
|
SEC Use Only
|
||||||
4
|
Citizenship or Place of Organization
New York
|
||||||
Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With
|
5
|
Sole Voting Power
0
|
|||||
6
|
Shared Voting Power
87,509,117(1)
|
||||||
7
|
Sole Dispositive Power
0
|
||||||
8
|
Shared Dispositive Power
87,509,117(1)
|
||||||
9
|
Aggregate Amount Beneficially Owned by Each Reporting Person
87,509,117(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
68.2%(2)
|
||||||
12
|
Type of Reporting Person
PN
|
||||||
(1)
|
The reporting person expressly disclaims beneficial ownership with respect to any shares of common stock of the Issuer other than the common stock of the Issuer owned of record by such reporting person.
|
(2)
|
Calculations are based upon 128,230,576 shares of common stock of the Issuer outstanding as of September 28, 2012, as stated in the prospectus of the Issuer, dated October 11, 2012.
|
CUSIP No. 516806 106
|
13G
|
Page 10 of 17 pages
|
|||||
1
|
Name of Reporting Persons
Warburg Pincus LLC
|
||||||
2
|
Check the Appropriate Box if a Member of a Group
|
||||||
(a)
|
o
|
||||||
(b)
|
x
|
||||||
3
|
SEC Use Only
|
||||||
4
|
Citizenship or Place of Organization
New York
|
||||||
Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With
|
5
|
Sole Voting Power
0
|
|||||
6
|
Shared Voting Power
87,509,117(1)
|
||||||
7
|
Sole Dispositive Power
0
|
||||||
8
|
Shared Dispositive Power
87,509,117(1)
|
||||||
9
|
Aggregate Amount Beneficially Owned by Each Reporting Person
87,509,117(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
68.2%(2)
|
||||||
12
|
Type of Reporting Person
OO
|
||||||
(1)
|
The reporting person expressly disclaims beneficial ownership with respect to any shares of common stock of the Issuer other than the common stock of the Issuer owned of record by such reporting person.
|
(2)
|
Calculations are based upon 128,230,576 shares of common stock of the Issuer outstanding as of September 28, 2012, as stated in the prospectus of the Issuer, dated October 11, 2012.
|
CUSIP No. 516806 106
|
13G
|
Page 11 of 17 pages
|
|||||
1
|
Name of Reporting Persons
Charles R. Kaye
|
||||||
2
|
Check the Appropriate Box if a Member of a Group
|
||||||
(a)
|
o
|
||||||
(b)
|
x
|
||||||
3
|
SEC Use Only
|
||||||
4
|
Citizenship or Place of Organization
United States
|
||||||
Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With
|
5
|
Sole Voting Power
0
|
|||||
6
|
Shared Voting Power
87,509,117(1)
|
||||||
7
|
Sole Dispositive Power
0
|
||||||
8
|
Shared Dispositive Power
87,509,117(1)
|
||||||
9
|
Aggregate Amount Beneficially Owned by Each Reporting Person
87,509,117(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
68.2%(2)
|
||||||
12
|
Type of Reporting Person
IN
|
||||||
(1)
|
The reporting person expressly disclaims beneficial ownership with respect to any shares of common stock of the Issuer other than the common stock of the Issuer owned of record by such reporting person.
|
(2)
|
Calculations are based upon 128,230,576 shares of common stock of the Issuer outstanding as of September 28, 2012, as stated in the prospectus of the Issuer, dated October 11, 2012.
|
CUSIP No. 516806 106
|
13G
|
Page 12 of 17 pages
|
|||||
1
|
Name of Reporting Persons
Joseph P. Landy
|
||||||
2
|
Check the Appropriate Box if a Member of a Group
|
||||||
(a)
|
o
|
||||||
(b)
|
x
|
||||||
3
|
SEC Use Only
|
||||||
4
|
Citizenship or Place of Organization
United States
|
||||||
Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With
|
5
|
Sole Voting Power
0
|
|||||
6
|
Shared Voting Power
87,509,117(1)
|
||||||
7
|
Sole Dispositive Power
0
|
||||||
8
|
Shared Dispositive Power
87,509,117(1)
|
||||||
9
|
Aggregate Amount Beneficially Owned by Each Reporting Person
87,509,117(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
68.2%(2)
|
||||||
12
|
Type of Reporting Person
IN
|
||||||
(1)
|
The reporting person expressly disclaims beneficial ownership with respect to any shares of common stock of the Issuer other than the common stock of the Issuer owned of record by such reporting person.
|
(2)
|
Calculations are based upon 128,230,576 shares of common stock of the Issuer outstanding as of September 28, 2012, as stated in the prospectus of the Issuer, dated October 11, 2012.
|
Item 1(a)
|
Name of Issuer.
|
Item 1(b)
|
Address of Issuer’s Principal Executive Offices.
|
Item 2(a)
|
Name of Person Filing.
|
Item 2(b)
|
Address of Principal Business Office.
|
Item 2(c)
|
Citizenship.
|
Item 2(d)
|
Title of Class of Securities.
|
Item 2(e)
|
CUSIP Number.
|
Item 3
|
If this statement is filed pursuant to §§240.13d—1(b) or 240.13d—2(b) or (c), check whether the person filing is a:
|
||
x
|
Not Applicable
|
||
(a)
|
o
|
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
|
|
(b)
|
o
|
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
|
|
(c)
|
o
|
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
|
|
(d)
|
o
|
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a—8);
|
|
(e)
|
o
|
An investment adviser in accordance with §240.13d—1(b)(1)(ii)(E);
|
|
(f)
|
o
|
An employee benefit plan or endowment fund in accordance with §240.13d—1(b)(1)(ii)(F);
|
|
(g)
|
o
|
A parent holding company or control person in accordance with §240.13d—1(b)(1)(ii)(G);
|
|
(h)
|
o
|
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
|
|
(i)
|
o
|
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a—3);
|
|
(j)
|
o
|
A non-U.S. institution in accordance with §240.13d—1(b)(1)(ii)(J);
|
|
(k)
|
o
|
Group, in accordance with §240.13d—1(b)(1)(ii)(K).
|
Item 4
|
Ownership.
|
Item 5
|
Ownership of Five Percent or Less of a Class.
|
Item 6
|
Ownership of More than Five Percent on Behalf of Another Person.
|
Item 7
|
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company.
|
|
|
Item 8
|
Identification and Classification of Members of the Group.
|
|
|
Item 9
|
Notice of Dissolution of Group.
|
|
|
Item 10
|
Certification.
|
|
|
Date: October 19, 2012
|
|||
WARBURG PINCUS PRIVATE EQUITY IX, L.P.
|
|||
By: Warburg Pincus IX LLC, its general partner
|
|||
By: Warburg Pincus Partners LLC, its sole member
|
|||
By: Warburg Pincus & Co., its managing member
|
|||
By:
|
/s/ Scott A. Arenare
|
||
Name:
|
Scott A. Arenare
|
||
Title:
|
Partner
|
||
WARBURG PINCUS IX LLC
|
|||
By: Warburg Pincus Partners LLC, its sole member
|
|||
By: Warburg Pincus & Co., its managing member
|
|||
By:
|
/s/ Scott A. Arenare
|
||
Name:
|
Scott A. Arenare
|
||
Title:
|
Partner
|
||
WARBURG PINCUS PRIVATE EQUITY X O&G, L.P.
|
|||
By: Warburg Pincus X, L.P., its general partner
|
|||
By: Warburg Pincus X LLC, its general partner
|
|||
By: Warburg Pincus Partners LLC, its sole member
|
|||
By: Warburg Pincus & Co., its managing member
|
|||
By:
|
/s/ Scott A. Arenare
|
||
Name:
|
Scott A. Arenare
|
||
Title:
|
Partner
|
||
WARBURG PINCUS X PARTNERS, L.P.
|
|||
By: Warburg Pincus X, L.P., its general partner
|
|||
By: Warburg Pincus X LLC, its general partner
|
|||
By: Warburg Pincus Partners LLC, its sole member
|
|||
By: Warburg Pincus & Co., its managing member
|
|||
By:
|
/s/ Scott A. Arenare
|
||
Name:
|
Scott A. Arenare
|
||
Title:
|
Partner
|
||
WARBURG PINCUS X, L.P.
|
|||
By: Warburg Pincus X LLC, its general partner
|
|||
By: Warburg Pincus Partners LLC, its sole member
|
|||
By: Warburg Pincus & Co., its managing member
|
|||
By:
|
/s/ Scott A. Arenare
|
||
Name:
|
Scott A. Arenare
|
||
Title:
|
Partner
|
||
WARBURG PINCUS X LLC
|
|||
By: Warburg Pincus Partners LLC, its sole member
|
|||
By: Warburg Pincus & Co., its managing member
|
|||
By:
|
/s/ Scott A. Arenare
|
||
Name:
|
Scott A. Arenare
|
||
Title:
|
Partner
|
||
WARBURG PINCUS PARTNERS LLC
|
|||
By: Warburg Pincus & Co., its managing member
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By:
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/s/ Scott A. Arenare
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Name:
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Scott A. Arenare
|
||
Title:
|
Partner
|
||
WARBURG PINCUS & CO.
|
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By:
|
/s/ Scott A. Arenare
|
||
Name:
|
Scott A. Arenare
|
||
Title:
|
Partner
|
||
WARBURG PINCUS LLC
|
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By:
|
/s/ Scott A. Arenare
|
||
Name:
|
Scott A. Arenare
|
||
Title:
|
Managing Director
|
||
CHARLES R. KAYE
|
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By:
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/s/ Scott A. Arenare
|
||
Scott A. Arenare, Attorney-in-fact*
|
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JOSEPH P. LANDY
|
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By:
|
/s/ Scott A. Arenare
|
||
Scott A. Arenare, Attorney-in-fact**
|
|||
*
|
Power of Attorney given by Mr. Kaye was previously filed with the United States Securities and Exchange Commission (the “SEC”) on October 4, 2012, as an exhibit to the Schedule 13D filed by Warburg Pincus Private Equity X, L.P. with respect to Primerica, Inc. and is hereby incorporated by reference.
|
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**
|
Power of Attorney given by Mr. Landy was previously filed with the SEC on October 4, 2012, as an exhibit to the Schedule 13D filed by Warburg Pincus Private Equity X, L.P. with respect to Primerica, Inc. and is hereby incorporated by reference.
|