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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">Washington, D.C. 20549</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>FORM 8-K</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>CURRENT REPORT</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in">Pursuant to Section
13 or 15(d) of the Securities and Exchange Act of 1934.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in">February 15,
2012</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in">Date of Report</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in"><B>CIMAREX ENERGY
CO.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in">(Exact name of
registrant as specified in its charter)</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-indent: -0.5in">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 32%; border-bottom: windowtext 1pt solid; padding-right: 5.4pt; padding-left: 5.4pt; font-weight: bold; text-align: center">Delaware</TD>
    <TD STYLE="width: 2%; padding-right: 5.4pt; padding-left: 5.4pt; font-weight: bold; text-align: center">&nbsp;</TD>
    <TD STYLE="width: 32%; border-bottom: windowtext 1pt solid; padding-right: 5.4pt; padding-left: 5.4pt; font-weight: bold; text-align: center">001-31446</TD>
    <TD STYLE="width: 2%; padding-right: 5.4pt; padding-left: 5.4pt; font-weight: bold; text-align: center">&nbsp;</TD>
    <TD STYLE="width: 32%; border-bottom: windowtext 1pt solid; padding-right: 5.4pt; padding-left: 5.4pt; font-weight: bold; text-align: center">45-0466694</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-align: center">(State or other jurisdiction of incorporation)</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-align: center">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-align: center">(Commission File Number)</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-align: center">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-align: center">(I.R.S. Employer Identification No.)</TD></TR>
</TABLE>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-indent: -0.5in">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 66%; border-bottom: windowtext 1pt solid; padding-right: 5.4pt; padding-left: 5.4pt; text-align: center">1700 Lincoln Street, Suite 1800, Denver, Colorado</TD>
    <TD STYLE="width: 2%; padding-right: 5.4pt; padding-left: 5.4pt; text-align: center">&nbsp;</TD>
    <TD STYLE="width: 32%; border-bottom: windowtext 1pt solid; padding-right: 5.4pt; padding-left: 5.4pt; text-align: center">80203-4518</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-align: center">(Address of principal executive offices)</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-align: center">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-align: center">(Zip Code)</TD></TR>
</TABLE>
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<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="CENTER" STYLE="font: 10pt Times New Roman, Times, Serif; width: 80%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 50%; padding-right: 5.4pt; padding-left: 5.4pt; text-align: center; vertical-align: middle">Registrant&rsquo;s telephone number, including area code&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
    <TD STYLE="width: 30%; border-bottom: windowtext 1pt solid; padding-right: 5.4pt; padding-left: 5.4pt; text-align: center">303-295-3995</TD></TR>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt; text-align: center">(Former
name or former address, if changed since last report.)</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: center; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">Check the appropriate box below if the Form 8-K filing is intended
to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

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<TD STYLE="width: 0"></TD><TD STYLE="width: 0.5in"><FONT STYLE="font-family: Wingdings">o</FONT></TD><TD>Written communications pursuant to Rule 425 under the Securities Act</TD></TR></TABLE>

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<TD STYLE="width: 0"></TD><TD STYLE="width: 0.5in"><FONT STYLE="font-family: Wingdings">o</FONT></TD><TD>Soliciting material pursuant to Rule 14a-12 under the Exchange Act</TD></TR></TABLE>

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<TD STYLE="width: 0"></TD><TD STYLE="width: 0.5in"><FONT STYLE="font-family: Wingdings">o</FONT></TD><TD>Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act</TD></TR></TABLE>

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<TD STYLE="width: 0"></TD><TD STYLE="width: 0.5in"><FONT STYLE="font-family: Wingdings">o</FONT></TD><TD>Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act</TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">ITEM 2.02&#9;RESULTS OF OPERATIONS AND FINANCIAL CONDITION</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">On February 15, 2012, Cimarex Energy Co. (Cimarex) announced its
fourth-quarter 2011 financial results. The news release is included in this report as Exhibit 99.1.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">ITEM 7.01&#9;REGULATION FD DISCLOSURE</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">On February 15, 2012, Cimarex issued a news release reporting its
financial results for the fourth-quarter 2011. A copy of the news release is furnished as Exhibit 99.1 to this report.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">ITEM 9.01&#9;FINANCIAL STATEMENTS AND EXHIBITS</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">D.&#9;Exhibits</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

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<TR STYLE="vertical-align: top">
    <TD STYLE="width: 15%; padding-right: 5.4pt; padding-left: 5.4pt; text-decoration: underline">Exhibit No.</TD>
    <TD STYLE="width: 85%; padding-right: 5.4pt; padding-left: 5.4pt; text-decoration: underline">Description</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">99.1</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">Cimarex News Release, February 15, 2012</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">SIGNATURES</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">Pursuant to the requirements of the Securities Exchange Act of 1934,
the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; text-indent: 0; margin-top: 0pt; margin-bottom: 6pt">&nbsp;</P>

<TABLE BORDER="0" CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif">
<TR>
    <TD STYLE="vertical-align: top">&nbsp;</TD>
    <TD COLSPAN="2">CIMAREX
ENERGY CO.</TD></TR>
<TR>
    <TD STYLE="vertical-align: top">&nbsp;Dated:&#9;February 15, 2012</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
<TR>
    <TD STYLE="vertical-align: top; width: 50%">&nbsp;</TD>
    <TD STYLE="width: 4%">By:&nbsp;</TD>
    <TD STYLE="vertical-align: top; width: 46%">/s/ Paul Korus</TD></TR>
<TR>
    <TD STYLE="vertical-align: top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="vertical-align: top; border-top: #000000 1px solid"><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">Paul Korus, Vice President,<br>

Chief Financial Officer and Treasurer</P></TD></TR>
</TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; text-indent: 0pt; margin-top: 0pt; margin-bottom: 6pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">EXHIBIT INDEX</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 15%; padding-right: 5.4pt; padding-left: 5.4pt; text-decoration: underline">Exhibit No.</TD>
    <TD STYLE="width: 85%; padding-right: 5.4pt; padding-left: 5.4pt; text-decoration: underline">Description</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">99.1</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">Cimarex News Release, dated February 15, 2012</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>



<P STYLE="margin: 0"></P>

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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section
13 or 15(d) of the Securities and Exchange Act of 1934.
February 15,
2012
Date of Report
CIMAREX ENERGY
CO.
(Exact name of
registrant as specified in its charter)
Delaware
001-31446
45-0466694
(State or other jurisdiction of incorporation)
(Commission File Number)
(I.R.S. Employer Identification No.)
1700 Lincoln Street, Suite 1800, Denver, Colorado
80203-4518
(Address of principal executive offices)
(Zip Code)
Registrant's telephone number, including area code
303-295-3995
(Former
name or former address, if changed since last report.)
Check the appropriate box below if the Form 8-K filing is intended
to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
o
Written communications pursuant to Rule 425 under the Securities Act
o
Soliciting material pursuant to Rule 14a-12 under the Exchange Act
o
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act
o
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act
ITEM 2.02	RESULTS OF OPERATIONS AND FINANCIAL CONDITION
On February 15, 2012, Cimarex Energy Co. (Cimarex) announced its
fourth-quarter 2011 financial results. The news release is included in this report as Exhibit 99.1.
ITEM 7.01	REGULATION FD DISCLOSURE
On February 15, 2012, Cimarex issued a news release reporting its
financial results for the fourth-quarter 2011. A copy of the news release is furnished as Exhibit 99.1 to this report.
ITEM 9.01	FINANCIAL STATEMENTS AND EXHIBITS
D.	Exhibits
Exhibit No.
Description
99.1
Cimarex News Release, February 15, 2012
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934,
the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
CIMAREX
ENERGY CO.
Dated:	February 15, 2012
By:
/s/ Paul Korus
Paul Korus, Vice President,
Chief Financial Officer and Treasurer
EXHIBIT INDEX
Exhibit No.
Description
99.1
Cimarex News Release, dated February 15, 2012