£
|
Rule 13d-1(b)
|
þ
|
Rule 13d-1(c)
|
£
|
Rule 13d-1(d)
|
|
CUSIP NO. 76028H209
|
13G
|
|
||||||
1
|
NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
|
Wexford Spectrum Investors LLC
|
||||||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) o
|
|||||||
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
|
1,014,000
|
||||||
7
|
SOLE DISPOSITIVE POWER
|
0
|
||||||
8
|
SHARED DISPOSITIVE POWER
|
1,014,000
|
||||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
|
1,014,000*
|
||||||
Includes 40 equity call options exercisable to acquire 4,000 shares of common stock.
|
||||||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAINSHARES
o
|
|||||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW
|
5.44%
|
||||||
12
|
TYPE OF REPORTING PERSON
|
OO
|
|
CUSIP NO. 76028H209
|
13G
|
|
||||||
1
|
NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
|
Wexford Select Equities LLC
|
||||||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) o
|
|||||||
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
|
900
|
||||||
7
|
SOLE DISPOSITIVE POWER
|
0
|
||||||
8
|
SHARED DISPOSITIVE POWER
|
900
|
||||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
|
900
|
||||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAINSHARES
o
|
|||||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW
|
0%
|
||||||
12
|
TYPE OF REPORTING PERSON
|
OO
|
|
CUSIP NO. 76028H209
|
13G
|
|
||||||
1
|
NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
|
Wexford Capital LP
|
||||||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) o
|
|||||||
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
|
1,014,900
|
||||||
7
|
SOLE DISPOSITIVE POWER
|
0
|
||||||
8
|
SHARED DISPOSITIVE POWER
|
1,014,900
|
||||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
|
1,014,900*
|
||||||
Includes 40 equity call options exercisable to acquire 4,000 shares of common stock.
|
||||||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAINSHARES
o
|
|||||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW
|
5.44%
|
||||||
12
|
TYPE OF REPORTING PERSON
|
PN
|
|
CUSIP NO. 76028H209
|
13G
|
|
||||||
1
|
NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
|
Wexford GP LLC
|
||||||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) o
|
|||||||
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
|
1,014,900
|
||||||
7
|
SOLE DISPOSITIVE POWER
|
0
|
||||||
8
|
SHARED DISPOSITIVE POWER
|
1,014,900
|
||||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
|
1,014,900*
|
||||||
Includes 40 equity call options exercisable to acquire 4,000 shares of common stock.
|
||||||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAINSHARES
o
|
|||||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW
|
5.44%
|
||||||
12
|
TYPE OF REPORTING PERSON
|
OO
|
|
CUSIP NO. 76028H209
|
13G
|
|
||||||
1
|
NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
|
Charles E. Davidson
|
||||||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) o
|
|||||||
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
|
1,014,900
|
||||||
7
|
SOLE DISPOSITIVE POWER
|
0
|
||||||
8
|
SHARED DISPOSITIVE POWER
|
1,014,900
|
||||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
|
1,014,900*
|
||||||
Includes 40 equity call options exercisable to acquire 4,000 shares of common stock.
|
||||||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAINSHARES
o
|
|||||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW
|
5.44%
|
||||||
12
|
TYPE OF REPORTING PERSON
|
IN
|
|
CUSIP NO. 76028H209
|
13G
|
|
||||||
1
|
NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
|
Joseph M. Jacobs
|
||||||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) o
|
|||||||
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
|
1,014,900
|
||||||
7
|
SOLE DISPOSITIVE POWER
|
0
|
||||||
8
|
SHARED DISPOSITIVE POWER
|
1,014,900
|
||||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
|
1,014,900*
|
||||||
Includes 40 equity call options exercisable to acquire 4,000 shares of common stock.
|
||||||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAINSHARES
o
|
|||||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW
|
5.44%
|
||||||
12
|
TYPE OF REPORTING PERSON
|
IN
|
|
|
(a)
|
Name of Issuer:
|
|
(b)
|
Address of Issuer’s Principal Executive Offices:
|
|
(a)
|
Name of Persons Filing (collectively, the “Reporting Persons”):
|
(i)
|
Wexford Spectrum Investors LLC
|
(ii)
|
Wexford Select Equities LLC
|
(iii)
|
Wexford Capital LP
|
(iv)
|
Wexford GP LLC
|
(v)
|
Charles E. Davidson
|
(vi)
|
Joseph M. Jacobs
|
|
(b)
|
Address of Principal Business Office, or, if none, Residence of Reporting Persons:
|
|
(c)
|
Citizenship:
|
(i)
|
Wexford Spectrum Investors LLC – Delaware
|
(ii)
|
Wexford Select Equities LLC – Delaware
|
(iii)
|
Wexford Capital LP – Delaware
|
(iv)
|
Wexford GP LLC - Delaware
|
(v)
|
Charles E. Davidson - United States
|
(vi)
|
Joseph M. Jacobs – United States
|
|
(d)
|
Title of Class of Securities:
|
|
(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: N/A
|
|
(a)
|
£
|
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).
|
|
(b)
|
£
|
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).
|
|
(c)
|
£
|
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).
|
|
(d)
|
£
|
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8).
|
|
(e)
|
£
|
An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
|
|
(f)
|
£
|
An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);
|
|
(g)
|
£
|
A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G);
|
|
(h)
|
£
|
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
|
|
(i)
|
£
|
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)
|
£
|
Group, in accordance with §240.13d-1(b)(1)(ii)(J).
|
Item 4.
|
Ownership
|
|
(i) Wexford Spectrum Investors LLC
|
|
(a)
|
Amount beneficially owned: 1,014,000
|
|
(b)
|
Percent of class: 5.44%
|
|
(c)
|
Number of shares to which the person has:
|
|
(i)
|
Sole power to vote or to direct the vote: 0
|
|
(ii)
|
Shared power to vote or to direct the vote: 1,014,000
|
|
(iii)
|
Sole power to dispose or to direct the disposition of: 0
|
|
(iv)
|
Shared power to dispose or to direct the disposition of: 1,014,900
|
|
(ii) Wexford Select Equities LLC
|
|
(a)
|
Amount beneficially owned: 900
|
|
(b)
|
Percent of class: 0%
|
|
(c)
|
Number of shares to which the person has:
|
|
(i)
|
Sole power to vote or to direct the vote: 0
|
|
(ii)
|
Shared power to vote or to direct the vote: 900
|
|
(iii)
|
Sole power to dispose or to direct the disposition of: 0
|
|
(iv)
|
Shared power to dispose or to direct the disposition of: 900
|
|
(iii) Wexford Capital LP
|
|
(a)
|
Amount beneficially owned: 1,014,900
|
|
(b)
|
Percent of class: 5.44%
|
|
(c)
|
Number of shares to which the person has:
|
|
(i)
|
Sole power to vote or to direct the vote: 0
|
|
(ii)
|
Shared power to vote or to direct the vote: 1,014,900
|
|
(iii)
|
Sole power to dispose or to direct the disposition of: 0
|
|
(iv)
|
Shared power to dispose or to direct the disposition of: 1,014,900
|
|
(iv) Wexford GP LLC
|
|
(a)
|
Amount beneficially owned: 1,014,900
|
|
(b)
|
Percent of class: 5.44%
|
|
(c)
|
Number of shares to which the person has:
|
|
(i)
|
Sole power to vote or to direct the vote: 0
|
|
(ii)
|
Shared power to vote or to direct the vote: 1,014,900
|
|
(iii)
|
Sole power to dispose or to direct the disposition of: 0
|
(iv)
|
Shared power to dispose or to direct the disposition of: 1,014,900
|
|
(v) Charles E. Davidson
|
|
(a)
|
Amount beneficially owned: 1,014,900
|
|
(b)
|
Percent of class: 5.44%
|
|
(c)
|
Number of shares to which the person has:
|
|
(i)
|
Sole power to vote or to direct the vote: 0
|
|
(ii)
|
Shared power to vote or to direct the vote: 1,014,900
|
|
(iii)
|
Sole power to dispose or to direct the disposition of: 0
|
|
(iv)
|
Shared power to dispose or to direct the disposition of: 1,014,900
|
|
(vi) Joseph M. Jacobs
|
|
(a)
|
Amount beneficially owned: 1,014,900
|
|
(b)
|
Percent of class: 5.44%
|
|
(c)
|
Number of shares to which the person has:
|
|
(i)
|
Sole power to vote or to direct the vote: 0
|
|
(ii)
|
Shared power to vote or to direct the vote: 1,014,900
|
|
(iii)
|
Sole power to dispose or to direct the disposition of: 0
|
|
(iv)
|
Shared power to dispose or to direct the disposition of: 1,014,900
|
Item 5.
|
Ownership of Five Percent or Less of a Class
|
Item 6.
|
Ownership of More than Five Percent on Behalf of Another Person N/A.
|
Item 7.
|
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company N/A
|
Item 8.
|
Identification and Classification of Members of the Group N/A
|
Item 9.
|
Notice of Dissolution of Group N/A
|
Item 10.
|
Certification
|
|
Date: April 4, 2013
|
Company Name
|
||
WEXFORD SPECTRUM INVESTORS LLC
|
|||
By:
|
/s/ Jay Maymudes
|
||
Name:
|
Jay Maymudes
|
||
Title:
|
Vice President, Secretary and Treasurer
|
||
WEXFORD SELECT EQUITIES LLC
|
|||
By:
|
/s/ Jay Maymudes
|
||
Name:
|
Jay Maymudes
|
||
Title:
|
Vice President, Secretary and Treasurer
|
||
WEXFORD CAPITAL LP
|
|||
By:
|
Wexford GP LLC, its General Partner
|
||
By:
|
/s/ Jay Maymudes
|
||
Name:
|
Jay Maymudes
|
||
Title:
|
Vice President, Secretary and Treasurer
|
||
WEXFORD GP LLC
|
|||
By:
|
/s/ Jay Maymudes
|
||
Name:
|
Jay Maymudes
|
||
Title:
|
Vice President, Secretary and Treasurer
|
||
/s/ Joseph M. Jacobs
|
|||
JOSEPH M. JACOBS
|
|||
/s/ Charles E. Davidson
|
|||
CHARLES E. DAVIDSON
|
|||
|
Date: April 4, 2013
|
Company Name
|
||
WEXFORD SPECTRUM INVESTORS LLC
|
|||
By:
|
/s/ Jay Maymudes
|
||
Name:
|
Jay Maymudes
|
||
Title:
|
Vice President, Secretary and Treasurer
|
||
WEXFORD SELECT EQUITIES LLC
|
|||
By:
|
/s/ Jay Maymudes
|
||
Name:
|
Jay Maymudes
|
||
Title:
|
Vice President, Secretary and Treasurer
|
||
WEXFORD CAPITAL LP
|
|||
By:
|
Wexford GP LLC, its General Partner
|
||
By:
|
/s/ Jay Maymudes
|
||
Name:
|
Jay Maymudes
|
||
Title:
|
Vice President, Secretary and Treasurer
|
||
WEXFORD GP LLC
|
|||
By:
|
/s/ Jay Maymudes
|
||
Name:
|
Jay Maymudes
|
||
Title:
|
Vice President, Secretary and Treasurer
|
||
/s/ Joseph M. Jacobs
|
|||
JOSEPH M. JACOBS
|
|||
|
|||
/s/ Charles E. Davidson
|
|||
CHARLES E. DAVIDSON
|
|||