IPG Photonics Corporation to Announce Second-Quarter 2013 Financial Results on July 30

  IPG Photonics Corporation to Announce Second-Quarter 2013 Financial Results
  on July 30

               Conference Call to be Webcast Live at 10 a.m. ET

Business Wire

OXFORD, Mass. -- July 12, 2013

IPG Photonics Corporation (NASDAQ: IPGP) today announced that in conjunction
with its scheduled quarterly financial results news release, Chairman and
Chief Executive Officer Dr. Valentin P. Gapontsev and Senior Vice President
and Chief Financial Officer Timothy P.V. Mammen will host the Company’s
second-quarter 2013 financial results conference call on Tuesday, July 30,
2013 at 10:00 a.m. ET.

To listen to a live webcast of the call, please visit the Company’s website at
http://investor.ipgphotonics.com/. Individuals may also listen to the call via
telephone by dialing (877) 709-8155 or (201) 689-8881. Interested parties
unable to participate in the live call may access an archived version of the
webcast for one year in the “Investors” section of IPG’s website.

About IPG Photonics Corporation

IPG Photonics Corporation is the world leader in high-power fiber lasers and
amplifiers. Founded in 1990, IPG pioneered the development and
commercialization of optical fiber-based lasers for use in diverse
applications, primarily materials processing. Fiber lasers have revolutionized
the industry by delivering superior performance, reliability and usability at
a lower total cost of ownership compared with conventional lasers, allowing
end users to increase productivity and decrease operating costs. IPG has its
headquarters in Oxford, Massachusetts, and has additional plants and offices
throughout the world. For more information, please visit www.ipgphotonics.com.

Contact:

Sharon Merrill
Dennis Walsh, 617-542-5300
Vice President