SD SandRidge Energy Inc

CUSIP No. 80007P869

1

Name of Reporting Persons.
I.R.S. Identification Nos. of Above Persons (Entities Only).
Apollo Energy Opportunity Fund AIV I, L.P.

2

Check the Appropriate Box if a Member of a Group (See Instructions)

(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

6

Shared Voting Power
1,267,152 shares of Common Stock

7

Sole Dispositive Power

8

Shared Dispositive Power
1,267,152 shares of Common Stock

9

Aggregate Amount Beneficially Owned by Each Reporting Person
1,267,152 shares of Common Stock

10

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

11

Percent of Class Represented by Amount in Row (9)
5.9%

12

Type of Reporting Person (See Instructions)
PN

CUSIP No. 80007P869

1

Name of Reporting Persons.
I.R.S. Identification Nos. of Above Persons (Entities Only).
Apollo Energy Opportunity Management LLC

2

Check the Appropriate Box if a Member of a Group (See Instructions)

(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

6

Shared Voting Power
1,267,152 shares of Common Stock

7

Sole Dispositive Power

8

Shared Dispositive Power
1,267,152 shares of Common Stock

9

Aggregate Amount Beneficially Owned by Each Reporting Person
1,267,152 shares of Common Stock

10

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

11

Percent of Class Represented by Amount in Row (9)
5.9%

12

Type of Reporting Person (See Instructions)
OO

CUSIP No. 80007P869

1

Name of Reporting Persons.
I.R.S. Identification Nos. of Above Persons (Entities Only).
Apollo Capital Management, L.P.

2

Check the Appropriate Box if a Member of a Group (See Instructions)

(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

6

Shared Voting Power
1,267,152 shares of Common Stock

7

Sole Dispositive Power

8

Shared Dispositive Power
1,267,152 shares of Common Stock

9

Aggregate Amount Beneficially Owned by Each Reporting Person
1,267,152 shares of Common Stock

10

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

11

Percent of Class Represented by Amount in Row (9)
5.9%

12

Type of Reporting Person (See Instructions)
PN

CUSIP No. 80007P869

1

Name of Reporting Persons.
I.R.S. Identification Nos. of Above Persons (Entities Only).
Apollo Capital Management GP, LLC

2

Check the Appropriate Box if a Member of a Group (See Instructions)

(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

6

Shared Voting Power
1,267,152 shares of Common Stock

7

Sole Dispositive Power

8

Shared Dispositive Power
1,267,152 shares of Common Stock

9

Aggregate Amount Beneficially Owned by Each Reporting Person
1,267,152 shares of Common Stock

10

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

11

Percent of Class Represented by Amount in Row (9)
5.9%

12

Type of Reporting Person (See Instructions)
OO

CUSIP No. 80007P869

1

Name of Reporting Persons.
I.R.S. Identification Nos. of Above Persons (Entities Only).
Apollo Management Holdings, L.P.

2

Check the Appropriate Box if a Member of a Group (See Instructions)

(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

6

Shared Voting Power
1,267,152 shares of Common Stock

7

Sole Dispositive Power

8

Shared Dispositive Power
1,267,152 shares of Common Stock

9

Aggregate Amount Beneficially Owned by Each Reporting Person
1,267,152 shares of Common Stock

10

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

11

Percent of Class Represented by Amount in Row (9)
5.9%

12

Type of Reporting Person (See Instructions)
PN

CUSIP No. 80007P869

1

Name of Reporting Persons.
I.R.S. Identification Nos. of Above Persons (Entities Only).
Apollo Management Holdings GP, LLC

2

Check the Appropriate Box if a Member of a Group (See Instructions)

(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

6

Shared Voting Power
1,267,152 shares of Common Stock

7

Sole Dispositive Power

8

Shared Dispositive Power
1,267,152 shares of Common Stock

9

Aggregate Amount Beneficially Owned by Each Reporting Person
1,267,152 shares of Common Stock

10

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

11

Percent of Class Represented by Amount in Row (9)
5.9%

12

Type of Reporting Person (See Instructions)
OO

Item 1.

(a)

Name of Issuer
SandRidge Energy, Inc.

(b)

Address of Issuer’s Principal Executive Offices
123 Robert S. Kerr Avenue
Oklahoma City, OK 73102

Item 2.

(a)

Name of Person Filing
This Schedule 13G is filed jointly by:  (i) Apollo Energy Opportunity Fund AIV I, L.P. (“Opportunity Fund”), (ii) Apollo Energy Opportunity Management LLC (“Apollo EO Management”), (iii) Apollo Capital Management, L.P. (“Capital Management”), (iv) Apollo Capital Management GP, LLC (“Capital Management GP”), (v) Apollo Management Holdings, L.P. (“Management Holdings”), and (vi) Apollo Management Holdings GP, LLC (“Management Holdings GP”).  The foregoing are collectively referred to herein as the “Reporting Persons.”

Opportunity Fund holds shares of the Issuer’s common stock (“Common Stock”).  Apollo EO Management serves as the investment manager for Opportunity Fund.  Capital Management is the sole member of Apollo EO Management.  Capital Management GP is the general partner of Capital Management.  Management Holdings serves as the sole member and manager of Capital Management GP, and Management Holdings GP serves as the general partner of Management Holdings .

(b)

Address of Principal Business Office or, if none, Residence
The principal address for each of Opportunity Fund, Apollo EO Management, Capital Management, Capital Management GP, Management Holdings and Management Holdings GP is 9 West 57 th  Street, New York, NY 10019.

(c)

Citizenship
Opportunity Fund, Capital Management and Management Holdings are each Delaware limited partnerships. Apollo EO Management, Capital Management GP and Management Holdings GP are each Delaware limited liability companies.

(d)

Title of Class of Securities
Common stock, par value $0.001

(e)

CUSIP Number
80007P869

Item 3.

If this statement is filed pursuant to Rule 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a:

Not applicable.

Item 4.

Ownership.

(a)

Amount beneficially owned:   

Opportunity Fund

1,267,152

Apollo EO Management

1,267,152

Capital Management

1,267,152

Management GP

1,267,152

Management Holdings

1,267,152

Management Holdings GP

1,267,152

The Shares of Common Stock reported as beneficially owned include shares of Common Stock held of record by Opportunity Fund, as well as shares of Common Stock issuable upon conversion of the Convertible Senior Subordinated Notes due 2020 (the “Notes”) held of record by Opportunity Fund.  Each of Apollo EO Management, Capital Management, Management GP, Management Holdings and Management Holdings GP, and Messrs. Leon Black, Joshua Harris and Marc Rowan, the managers, as well as executive officers, of Management Holdings GP, disclaims beneficial ownership of all shares of the Common Stock of the Issuer included in this report, and the filing of this report shall not be construed as an admission that any such person or entity is the beneficial owner of any such securities for purposes of Section 13(d) or 13(g) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

(b)

Percent of class:   

Opportunity Fund

5.94%

Apollo EO Management

5.94%

Capital Management

5.94%

Management GP

5.94%

Management Holdings

5.94%

Management Holdings GP

5.94%

The percentage amounts are based on an aggregate of 20,575,551 shares of Common Stock, as reported in the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on November 8, 2016, together with 747,481 shares of Common Stock issuable to the Reporting Persons upon conversion of the Notes.

(c)

Number of shares as to which the person has:

(i)

Sole power to vote or to direct the vote:   

0 for all Reporting Persons

(ii)

Shared power to vote or to direct the vote:    

Opportunity Fund

1,267,152

Apollo EO Management

1,267,152

Capital Management

1,267,152

Management GP

1,267,152

Management Holdings

1,267,152

Management Holdings GP

1,267,152

(iii)

Sole power to dispose or to direct the disposition of:  

0 for all Reporting Persons

(iv)

Shared power to dispose or to direct the disposition of:   

Opportunity Fund

1,267,152

Apollo EO Management

1,267,152

Capital Management

1,267,152

Management GP

1,267,152

Management Holdings

1,267,152

Management Holdings GP

1,267,152

Item 5.

Ownership of Five Percent or Less of a Class.

If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following   o

Item 6.

Ownership of More than Five Percent on Behalf of Another Person.

Not applicable.

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company.

Not applicable.

Item 8.

Identification and Classification of Members of the Group.

Not applicable.

Item 9.

Notice of Dissolution of Group.

Not applicable.

Item 10.

Certification.

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant tin any transaction having that purpose or effect.

APOLLO ENERGY OPPORTUNITY FUND AIV I LP

By:

Apollo Energy Opportunity Management LLC

its manager

By:

Apollo Capital Management, L.P.

its sole member

By:

Apollo Capital Management GP, LLC

its general partner

By:

/s/ Joseph D. Glatt

Joseph D. Glatt

Vice President

APOLLO ENERGY OPPORTUNITY MANAGEMENT LLC

By:

Apollo Capital Management, L.P.

its sole member

By:

Apollo Capital Management GP, LLC

its general partner

By:

/s/ Joseph D. Glatt

Joseph D. Glatt

Vice President

APOLLO CAPITAL MANAGEMENT, L.P.

By:

Apollo Capital Management GP, LLC

its general partner

By:

/s/ Joseph D. Glatt

Joseph D. Glatt

Vice President

APOLLO CAPITAL MANAGEMENT GP, LLC

By:

/s/ Joseph D. Glatt

Joseph D. Glatt

Vice President

APOLLO MANAGEMENT HOLDINGS, L.P.

By:

Apollo Management Holdings GP, LLC,

its general partner

By:

/s/ Joseph D. Glatt

Joseph D. Glatt

Vice President

APOLLO MANAGEMENT HOLDINGS GP, LLC

By:

/s/ Joseph D. Glatt

Joseph D. Glatt

Vice President