EXHIBIT 10.28 STOCK PURCHASE AGREEMENT THIS STOCK PURCHASE AGREEMENT (the "Agreement") is made and entered into as of August 30, 2000, by and among IPG Photonics Corporation, a Delaware corporation (the "Company"), and the investment partnerships and...Stock Purchase Agreement • September 27th, 2006 • Ipg Photonics Corp • Semiconductors & related devices • New York
EXHIBIT 10.31 SUBSCRIPTION AGREEMENT IPG Photonics Corporation 50 Old Webster Road Oxford, MA 01540 Attention: Secretary Gentlemen: 1. Subscription JDS Uniphase Corporation, a Delaware corporation (the "Purchaser"), intending to be legally bound,...Subscription Agreement • September 27th, 2006 • Ipg Photonics Corp • Semiconductors & related devices • Delaware
RECITALSResearch and Development Agreement • September 27th, 2006 • Ipg Photonics Corp • Semiconductors & related devices • New York
Pursuant to the IPG PHOTONICS 2000 INCENTIVE COMPENSATION PLANStock Purchase Agreement • September 27th, 2006 • Ipg Photonics Corp • Semiconductors & related devices • Delaware
LOAN AND SECURITY AGREEMENT [as Amended]Loan and Security Agreement • September 27th, 2006 • Ipg Photonics Corp • Semiconductors & related devices • Massachusetts
s/ Nina Federova ------------------------------------- ---------------------------------------- Name: Name: Nina Federova ------------------------------- Loan Agreement I PFD-NTO 0301-02 Addendum No. 2Loan Agreement • September 27th, 2006 • Ipg Photonics Corp • Semiconductors & related devices
WITNESSETH:Confidential Settlement Agreement • September 27th, 2006 • Ipg Photonics Corp • Semiconductors & related devices • New York
WITNESSETHInvestment Agreement • September 27th, 2006 • Ipg Photonics Corp • Semiconductors & related devices
WITNESSETH:Exchange Agreement • September 27th, 2006 • Ipg Photonics Corp • Semiconductors & related devices • Massachusetts
GUARANTYGuaranty • September 27th, 2006 • Ipg Photonics Corp • Semiconductors & related devices • Massachusetts
