1 EXHIBIT 4 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT is made as of this 17th day of May, 2001, by and among Manugistics Group, Inc., a Delaware corporation ("MANUGISTICS"), and OneRelease.com, LLC, a Delaware limited liability...Registration Rights Agreement • July 27th, 2001 • Manugistics Group Inc • Services-prepackaged software • Delaware
