<SUBMISSION>
<ACCESSION-NUMBER>0001111928-09-000066
<TYPE>8-K
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20090630
<ITEMS>5.02
<FILING-DATE>20090701
<DATE-OF-FILING-DATE-CHANGE>20090701
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>IPG PHOTONICS CORP
<CIK>0001111928
<ASSIGNED-SIC>3674
<IRS-NUMBER>043444218
<STATE-OF-INCORPORATION>DE
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>8-K
<ACT>34
<FILE-NUMBER>001-33155
<FILM-NUMBER>09922610
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<BUSINESS-ADDRESS>
<STREET1>50 OLD WEBSTER ROAD
<CITY>OXFORD
<STATE>MA
<ZIP>01540
<PHONE>5083731100
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<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>form8-k.htm
<DESCRIPTION>IPGP FORM 8-K 07-01-09
<TEXT>
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STATES</font></div>
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AND EXCHANGE COMMISSION</font></div>
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D.C.&#160;20549</font></div>
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8-K</font></div>
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REPORT</font></div>
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to Section&#160;13 or 15(d) of the Securities Exchange Act of 1934</font></div>
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26,&#160;2009</font></div>
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event</font><font style="DISPLAY: inline; FONT-STYLE: italic">
reported)</font></font></div>
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PHOTONICS CORPORATION</font></div>
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Old Webster Road</font></div>
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appropriate box below if the Form 8-K filing is intended to simultaneously
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provisions:</font></div>
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5.02 Departure of Directors or Certain Officers; Election of Directors;
Appointment of Certain Officers; Compensatory Arrangements of Certain
Officers</font></div>
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26, 2009, Dr. Denis Gapontsev, Vice President-Research and Development of IPG
Photonics Corporation (the &#8220;Company&#8221;), advised the Company of his resignation
from such position.&#160; Dr. Denis Gapontsev&#8217;s responsibilities, including
management and sales, have been allocated to other employees of the
Company.&#160; &#160;The Company does not anticipate at this time that the
Company would hire a replacement for this position.</font></div>
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