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<title>8-K</title>


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<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'><b><font style="font-size: 20.0pt">&nbsp;</font></b></p>

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<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b><font style="font-size: 20.0pt">UNITED STATES</font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b><font style="font-size: 20.0pt">SECURITIES AND EXCHANGE COMMISSION</font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b><font style="font-size: 14.0pt">WASHINGTON, D.C. 20549</font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b><font style="font-size: 20.0pt">FORM 8-K</font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b><font style="font-size: 18.0pt">&nbsp;</font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 14.0pt">CURRENT REPORT</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 14.0pt">Pursuant to Section 13 or 15(d) of the Securities
Exchange Act of 1934</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 14.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'>Date of Report (Date
of earliest event reported):&nbsp; July 1, 2013</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b><font style="font-size: 20.0pt">Plug Power Inc. </font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">(Exact name of registrant as specified in its charter)</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 8.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 8.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 8.0pt">&nbsp;</font></p>

<table class=MsoNormalTable border=0 cellpadding=0
 style='border-collapse:collapse' width="100%">
 <tr>
  <td width=197 valign=top style='width:33%;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>Delaware</b></p>
  </td>
  <td width=197 valign=top style='width:34%;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>1-34392</b></p>
  </td>
  <td width=197 valign=top style='width:33%;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>22-3672377</b></p>
  </td>
 </tr>
 <tr>
  <td width=197 valign=top style='width:33%;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">(State or other jurisdiction</font></p>
  </td>
  <td width=197 valign=top style='width:34%;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">(Commission File</font></p>
  </td>
  <td width=197 valign=top style='width:33%;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">(IRS Employer</font></p>
  </td>
 </tr>
 <tr>
  <td width=197 valign=top style='width:33%;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">of incorporation)</font></p>
  </td>
  <td width=197 valign=top style='width:34%;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">Number)</font></p>
  </td>
  <td width=197 valign=top style='width:33%;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">Identification No.)</font></p>
  </td>
 </tr>
</table>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 8.0pt">&nbsp;</font></p>

<table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0
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 <tr>
  <td width=295 valign=top style='width:221.4pt;padding:0in 5.4pt 0in 5.4pt'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>968 Albany
  Shaker Road, <br>
  Latham, New York</b></p>
  </td>
  <td width=295 valign=top style='width:221.4pt;padding:0in 5.4pt 0in 5.4pt'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>12110</b></p>
  </td>
 </tr>
 <tr>
  <td width=295 valign=top style='width:221.4pt;padding:0in 5.4pt 0in 5.4pt'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">(Address of principal executive offices)</font></p>
  </td>
  <td width=295 valign=top style='width:221.4pt;padding:0in 5.4pt 0in 5.4pt'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">(Zip Code)</font></p>
  </td>
 </tr>
</table>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'>Registrant&#146;s
telephone number, including area code:<b>&nbsp; (518) 782-7700</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>N/A</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">&nbsp;(Former name or former address, if changed since last
report.)</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">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 (<i>see </i>General Instruction A.2.
below):</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&#61551;&nbsp;&nbsp; Written communications pursuant
to Rule 425 under the Securities Act (17 CFR 230.425)</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&#61551;&nbsp;&nbsp; Soliciting material pursuant to
Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&#61551;&nbsp;&nbsp; Pre-commencement communications
pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&#61551;&nbsp;&nbsp; Pre-commencement communications
pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<div style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'>

<hr size=2 width="100%" noshade style='color:navy' align=center>

</div>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";line-height:1.0pt'>&nbsp;</p>

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<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";line-height:1.0pt'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";line-height:1.0pt'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";line-height:1.0pt'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'><b>Item 8.01. &nbsp;Other Events.</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>On July 1, 2013, Plug Power Inc. (the &#147;Company&#148;) issued a
press release announcing the results of the Company&#146;s 2013 Annual Meeting of
Stockholders. A copy of the press release is attached hereto as Exhibit 99.1
and in incorporated herein by reference.</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'><a name="OLE_LINK2"></a><a name="OLE_LINK1"><b>Item 9.01.&nbsp; &nbsp;&nbsp;&nbsp;&nbsp; Financial
Statements and Exhibits.</b></a></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>(d) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Exhibits. </p>

<p style='margin-top:0in;margin-right:0in;margin-bottom:12.0pt;margin-left:0in;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<table class=MsoNormalTable border=0 cellpadding=0
 style='border-collapse:collapse' width="75%">
 <tr>
  <td width=151 valign=top style='width:113.4pt;padding:0in 5.4pt 0in 5.4pt'>
  <div style='border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";border:none;padding:0in'><b>Exhibit Number</b></p>
  </div>
  </td>
  <td width=487 valign=top style='width:365.4pt;padding:0in 5.4pt 0in 5.4pt'>
  <div style='border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";border:none;padding:0in'><b>Title</b></p>
  </div>
  </td>
 </tr>
 <tr>
  <td width=151 valign=top style='width:113.4pt;padding:0in 5.4pt 0in 5.4pt'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-top:12.0pt'>99.1</p>
  </td>
  <td width=487 valign=top style='width:365.4pt;padding:0in 5.4pt 0in 5.4pt'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-top:12.0pt'>Press release dated July 1, 2013.</p>
  </td>
 </tr>
</table>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";page-break-after:avoid'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";page-break-after:avoid'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";page-break-after:avoid'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-bottom:12.0pt;page-break-after:avoid'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";' align="center">
2</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<div style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'>

<hr size=2 width="100%" noshade style='color:navy' align=center>

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<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";line-height:1.0pt'>&nbsp;</p>

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<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";line-height:1.0pt'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";line-height:1.0pt'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";line-height:1.0pt'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>SIGNATURE</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-bottom:6.0pt;text-indent:.5in'>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='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-bottom:6.0pt;text-indent:.5in'><font style="font-size: 10.0pt">&nbsp;</font></p>

<table border="0" width="100%">
	<tr>
		<td width="30%">&nbsp;</td>
		<td width="70%">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:left;margin-top:0in'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Plug Power Inc.</p>

		</td>
	</tr>
	<tr>
		<td width="30%">&nbsp;</td>
		<td width="70%">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif"; margin-top:0in'>&nbsp;</p>

		</td>
	</tr>
	<tr>
		<td width="30%">&nbsp;</td>
		<td width="70%">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif"; margin-top:0in'>&nbsp;</p>

		</td>
	</tr>
	<tr>
		<td width="30%">Date:&nbsp;&nbsp; July 1, 2013 </td>
		<td width="70%">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif"; margin-top:0in'>By:&nbsp;
<u>/s/ Gerard L. Conway, Jr.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</u></p></td>
	</tr>
	<tr>
		<td width="30%">&nbsp;</td>
		<td width="70%">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-top:0in'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Name:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Gerard L. Conway, Jr.</p>

		</td>
	</tr>
	<tr>
		<td width="30%">&nbsp;</td>
		<td width="70%">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-top:0in'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Title: &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; General Counsel and Corporate Secretary</p>

		</td>
	</tr>
	<tr>
		<td width="30%">&nbsp;</td>
		<td width="70%">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-top:0in'>&nbsp;</p>

		</td>
	</tr>
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		<td width="30%">&nbsp;</td>
		<td width="70%">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-top:0in'>&nbsp;</p>

		</td>
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<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-indent:.5in'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";' align="center">
3</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<div style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'>

<hr size=2 width="100%" noshade style='color:navy' align=center>

</div>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";line-height:1.0pt'>&nbsp;</p>

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<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";line-height:1.0pt'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";line-height:1.0pt'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";line-height:1.0pt'>&nbsp;</p>

<p style='margin-top:0in;margin-right:0in;margin-bottom:12.0pt;margin-left:0in;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>EXHIBIT INDEX</b></p>

<table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0
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  <td width=151 valign=top style='width:113.4pt;padding:0in 5.4pt 0in 5.4pt'>
  <div style='border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";border:none;padding:0in'><b>Exhibit Number</b></p>
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  </td>
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  <div style='border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";border:none;padding:0in'><b>Title</b></p>
  </div>
  </td>
 </tr>
 <tr>
  <td width=151 valign=top style='width:113.4pt;padding:0in 5.4pt 0in 5.4pt'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-top:12.0pt'>99.1</p>
  </td>
  <td width=487 valign=top style='width:365.4pt;padding:0in 5.4pt 0in 5.4pt'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-top:12.0pt'>Press release dated July 1, 2013.</p>
  </td>
 </tr>
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<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:right'>&nbsp;</p>

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<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
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<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>
4</p>

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[{"type": "8-K", "sequence": "1", "filename": "esplug8k.htm", "secsgml_size_bytes": 25346}]
{"company-data": {"conformed-name": "PLUG POWER INC", "cik": "0001093691", "assigned-sic": "3620", "irs-number": "223672377", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-34392", "film-number": "13946193"}, "business-address": {"street1": "968 ALBANY-SHAKER ROAD", "city": "LATHAM", "state": "NY", "zip": "12110", "phone": "5187827700"}, "mail-address": {"street1": "968 ALBANY-SHAKER ROAD", "city": "LATHAM", "state": "NY", "zip": "12110"}}
8-K
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities
Exchange Act of 1934
Date of Report (Date
of earliest event reported):  July 1, 2013
Plug Power Inc.
(Exact name of registrant as specified in its charter)
Delaware
1-34392
22-3672377
(State or other jurisdiction
(Commission File
(IRS Employer
of incorporation)
Number)
Identification No.)
968 Albany
  Shaker Road,
Latham, New York
12110
(Address of principal executive offices)
(Zip Code)
Registrant's
telephone number, including area code:
(518) 782-7700
N/A
(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 (
see
General Instruction A.2.
below):
   Written communications pursuant
to Rule 425 under the Securities Act (17 CFR 230.425)
   Soliciting material pursuant to
Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
   Pre-commencement communications
pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
   Pre-commencement communications
pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Item 8.01.  Other Events.
On July 1, 2013, Plug Power Inc. (the "Company") issued a
press release announcing the results of the Company's 2013 Annual Meeting of
Stockholders. A copy of the press release is attached hereto as Exhibit 99.1
and in incorporated herein by reference.
Item 9.01.       Financial
Statements and Exhibits.
(d)       Exhibits.
Exhibit Number
Title
99.1
Press release dated July 1, 2013.
2
SIGNATURE
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.
Plug Power Inc.
Date:   July 1, 2013
By:
/s/ Gerard L. Conway, Jr.
Name:      Gerard L. Conway, Jr.
Title:        General Counsel and Corporate Secretary
3
EXHIBIT INDEX
Exhibit Number
Title
99.1
Press release dated July 1, 2013.
4