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font-size: 12pt;"&gt;&lt;tr valign="top"&gt;&lt;td style="width: 40pt;"&gt;&lt;div style="text-indent: 0pt; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: Times New Roman; font-size: 12pt; font-weight: bold;"&gt;4.&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td&gt;&lt;div align="left"&gt;&lt;font style="display: inline; font-family: Times New Roman; font-size: 12pt; font-weight: bold;"&gt;Stock-Based Compensation&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&amp;#160;&lt;/div&gt;&lt;div align="justify" style="text-indent: 40pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: Times New Roman; font-size: 12pt;"&gt;The following table summarizes the Company's pre-tax compensation expense and related income tax benefit for the three months ended March 31, 2011 and 2010 related to the Company's portion of OGE Energy's performance units and restricted stock.&lt;/font&gt;&lt;/div&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&amp;#160;&lt;/div&gt;&lt;div&gt;&lt;table cellpadding="0" cellspacing="0" width="100%" style="font-family: times new roman; font-size: 12pt;"&gt;&lt;tr&gt;&lt;td valign="top" width="82%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td colspan="6" valign="top" width="18%" style="border-bottom: black 2px solid;"&gt;&lt;div align="center" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: -5.4pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt; font-weight: bold;"&gt;Three Months Ended&lt;/font&gt;&lt;/div&gt;&lt;div align="center" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: -5.4pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt; font-weight: bold;"&gt;March 31,&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td valign="top" width="82%" style="border-bottom: black 2px solid;"&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="font-style: italic; display: inline; font-family: times new roman; font-size: 12pt;"&gt;(In millions)&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" valign="top" width="9%" style="border-bottom: black 2px solid;"&gt;&lt;div align="center"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt; font-weight: bold;"&gt;2011&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" valign="top" width="9%" style="border-bottom: black 2px solid;"&gt;&lt;div align="center" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: -5.4pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;2010&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td valign="top" width="82%"&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Performance units&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="3%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="4%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="3%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="4%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td align="left" valign="top" width="82%"&gt;&lt;div align="left" style="text-indent: -17pt; display: block; margin-left: 24pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Total shareholder return&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="3%"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt; font-weight: bold;"&gt;$&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="4%"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt; font-weight: bold;"&gt;0.4&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="3%"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;$&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="4%"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;0.3&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td align="left" valign="top" width="82%" style="border-bottom: black 2px solid;"&gt;&lt;div align="left" style="text-indent: -17pt; display: block; margin-left: 24pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;EPS&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="3%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="4%" style="border-bottom: black 2px solid;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt; font-weight: bold;"&gt;0.5&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="3%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="4%" style="border-bottom: black 2px solid;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;0.1&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td valign="top" width="82%"&gt;&lt;div align="justify" style="text-indent: 8pt; display: block; margin-left: 16pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Total performance units&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="3%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="4%"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt; font-weight: bold;"&gt;0.9&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="3%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="4%"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;0.4&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td valign="top" width="82%" style="border-bottom: black 2px solid;"&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Restricted stock&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="3%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="4%" style="border-bottom: black 2px solid;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt; font-weight: bold;"&gt;---&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="3%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="4%" style="border-bottom: black 2px solid;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;0.1&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td valign="top" width="82%" style="border-bottom: black 4px double; padding-left: 0pt; margin-left: 8pt;"&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 8pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;Total compensation expense&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="3%" style="border-bottom: black 4px double;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt; font-weight: bold;"&gt;$&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="4%" style="border-bottom: black 4px double;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt; font-weight: bold;"&gt;0.9&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 4px double;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="3%" style="border-bottom: black 4px double;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;$&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="4%" style="border-bottom: black 4px double;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;0.5&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 4px double;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td valign="top" width="82%" style="border-bottom: black 4px double;"&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Income tax benefit&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="3%" style="border-bottom: black 4px double;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt; font-weight: bold;"&gt;$&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="4%" style="border-bottom: black 4px double;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt; font-weight: bold;"&gt;0.4&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 4px double;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="3%" style="border-bottom: black 4px double;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;$&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="4%" style="border-bottom: black 4px double;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;0.2&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 4px double;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="text-indent: 0pt; display: block;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="text-align: justify; text-indent: 40pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: Times New Roman; font-size: 12pt;"&gt;The following table summarizes the activity of the Company's stock-based compensation during the three months ended March 31, 2011.&lt;/font&gt;&lt;/div&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&amp;#160;&lt;/div&gt;&lt;div&gt;&lt;table cellpadding="0" cellspacing="0" width="100%" style="font-family: times new roman; font-size: 12pt;"&gt;&lt;tr&gt;&lt;td colspan="2" valign="top" width="69%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td colspan="3" valign="top" width="10%" style="border-bottom: black 2px solid; 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display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Related to&lt;/font&gt;&lt;/div&gt;&lt;div align="center" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;the Company&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" valign="top" width="11%" style="border-bottom: black 2px solid;"&gt;&lt;div style="text-indent: 0pt; display: block;"&gt;&amp;#160;&lt;/div&gt;&lt;div style="text-indent: 0pt; display: block;"&gt;&amp;#160;&lt;/div&gt;&lt;div align="center" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Fair Value&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="2" valign="top" width="69%"&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Grants&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td colspan="2" valign="top" width="8%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td colspan="2" valign="top" width="8%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="3%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td colspan="2" valign="top" width="8%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td align="left" colspan="2" valign="top" width="69%" style="padding-left: 0pt; margin-left: 8pt;"&gt;&lt;div align="left" style="text-indent: -17pt; display: block; margin-left: 32pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Performance units (Total shareholder return)&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="5%"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;213,721&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="3%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="5%"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;43,302&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="3%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="3%"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;$&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="6%"&gt;&lt;div align="center" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;46.09&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td align="left" colspan="2" valign="top" width="69%" style="padding-left: 0pt; margin-left: 8pt;"&gt;&lt;div align="left" style="text-indent: -17pt; display: block; margin-left: 32pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Performance units (EPS)&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="5%"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;71,238&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="3%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="5%"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;14,431&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="3%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="3%"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;$&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="6%"&gt;&lt;div align="center" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;41.61&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td align="left" colspan="2" valign="top" width="69%" style="border-bottom: black 2px solid; padding-left: 0pt; margin-left: 8pt;"&gt;&lt;div align="left" style="text-indent: -17pt; display: block; margin-left: 32pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Restricted stock&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="5%" style="border-bottom: black 2px solid;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;2,855&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="3%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="5%" style="border-bottom: black 2px solid;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;1,713&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="3%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="3%" style="border-bottom: black 2px solid;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;$&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="6%" style="border-bottom: black 2px solid;"&gt;&lt;div align="center" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;46.18&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="2" valign="top" width="69%"&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Conversions&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="5%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="3%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="5%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="3%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="3%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="6%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="2%"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="2" valign="top" width="69%" style="border-bottom: black 2px solid;"&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 16pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Performance units (A)&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="5%" style="border-bottom: black 2px solid;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;218,425&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="3%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td align="right" valign="top" width="5%" style="border-bottom: black 2px solid;"&gt;&lt;div align="right" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;41,141&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="3%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="3%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;td valign="top" width="6%" style="border-bottom: black 2px solid;"&gt;&lt;div align="center" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: -0.9pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;N/A&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td valign="top" width="2%" style="border-bottom: black 2px solid;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;&amp;#160; &lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td align="left" valign="top" width="4%"&gt;&lt;div align="left"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;(A)&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="10" valign="top" width="96%"&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: times new roman; font-size: 12pt;"&gt;Performance units were converted based on a payout ratio of 178.4 percent of the target number of performance units granted in February 2008 and are included in the 267,876 shares of new common stock issued during the three months ended March 31, 2011 as discussed below.&lt;/font&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="text-indent: 0pt; display: block;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="justify" style="text-indent: 40pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&lt;font style="display: inline; font-family: Times New Roman; font-size: 12pt;"&gt;OGE Energy issues new shares to satisfy stock option exercises, restricted stock grants and payouts of earned performance units.&amp;#160;&amp;#160;During the three months ended March 31, 2011, there were 267,876 shares of new common stock issued pursuant to OGE Energy's stock incentive plans related to exercised stock options, restricted stock grants and payouts of earned performance units, of which 53,780 shares related to the Company's employees.&lt;/font&gt;&lt;/div&gt;&lt;div align="justify" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"&gt;&amp;#160;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;</NonNumbericText><NonNumericTextHeader>4.Stock-Based Compensation&amp;#160;The following table summarizes the Company's pre-tax compensation expense and related income tax benefit for the three months</NonNumericTextHeader><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat><hasSegments>false</hasSegments><hasScenarios>false</hasScenarios></Cell></Cells><OriginalInstanceReportColumns /><Unit>Other</Unit><ElementDataType>us-types:textBlockItemType</ElementDataType><SimpleDataType>string</SimpleDataType><ElementDefenition>Disclosure of compensation-related costs for share-based compensation which may include disclosure of policies, compensation plan details, allocation of stock compensation, incentive distributions, share-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
 -Name Statement of Financial Accounting Standard (FAS)
 -Number 123R
 -Paragraph 64, 65, A240

Reference 2: http://www.xbrl.org/2003/role/presentationRef
 -Publisher AICPA
 -Name Statement of Position (SOP)
 -Number 93-6
 -Paragraph 53

Reference 3: http://www.xbrl.org/2003/role/presentationRef
 -Publisher SEC
 -Name Staff Accounting Bulletin (SAB)
 -Number Topic 14

</ElementReferences><IsTotalLabel>false</IsTotalLabel><IsEPS>false</IsEPS><Label>Stock-Based Compensation</Label></Row></Rows><Footnotes /><NumberOfCols>1</NumberOfCols><NumberOfRows>2</NumberOfRows><ReportName>Stock-Based Compensation</ReportName><MonetaryRoundingLevel>UnKnown</MonetaryRoundingLevel><SharesRoundingLevel>UnKnown</SharesRoundingLevel><PerShareRoundingLevel>UnKnown</PerShareRoundingLevel><ExchangeRateRoundingLevel>UnKnown</ExchangeRateRoundingLevel><HasCustomUnits>false</HasCustomUnits><SharesShouldBeRounded>true</SharesShouldBeRounded></InstanceReport>
