Cott Corporation Selects Manugistics to Optimize its Supply Chain Performance; Leading world retailer-brand beverage supplier picks Manugistics for its experience and leadership in consumer goods and retail industries.

ROCKVILLE, Md. -- Manugistics Group, Inc. (NASDAQ:MANU), a leading global provider of synchronized supply chain and revenue management solutions, today announced that Cott Corporation has selected Manugistics for its Forecasting, Replenishment and Collaborative Vendor Managed Inventory (VMI) solutions to optimize the performance of its existing supply chain across North America.

Cott Corporation is a leader in the production and supply of retailer-brand soft drinks and other beverages in North America and the United Kingdom. Cott selected Manugistics' solutions over a number of supply chain competitors to improve its responsiveness to market demand, reduce inventory costs and improve its supply chain efficiencies in the U.S., Canada and Mexico.

"We selected Manugistics because of its extensive experience and collaboration with the world's leading manufacturers and retailers," said Cott's Vice President of North American Supply Chain, Jeff Stites. "This initiative represents a significant opportunity for us to provide better service to our customers, improve gross margin return on inventory across trading partners and provide our plants with rational schedules."

Cott plans to implement Manugistics' advanced Forecasting, Replenishment, and Web-enabled Collaborative VMI systems to help maximize supply chain performance and enhance profits. These solutions will help Cott make more informed decisions on demand, product availability and shipment delivery.

"We're delighted that Cott, a leading world supplier of retailer-brand soft drinks, selected Manugistics for our leadership position in collaborative planning, forecasting and replenishment," said Manugistics Senior Vice President of Consumer Goods Ronald Kubera. "Together with Manugistics' solutions, Cott will be better positioned to meet and anticipate the dynamic and demand-driven requirements of their retail customers."

About Cott

Cott Corporation is one of the world's largest retailer brand beverage suppliers whose principal markets are the United States, Canada, the United Kingdom and Mexico. The Company's website is www.cott.com.

About Manugistics Group, Inc.

Manugistics powers the synchronized supply chain. Clients depend on Manugistics to position them one step ahead of demand. With Manugistics' unparalleled supply chain and revenue management solutions, clients achieve improved forecast and inventory accuracy and leverage industry leading pricing and yield management solutions to maximize profits while ensuring optimum supply for constantly changing demand. Its clients include industry leaders such as Boeing, Canadian Tire, Cingular, Circuit City, Coca-Cola Bottling, Coty International, DHL, Diageo, Dixons, DuPont, Eurostar Group Ltd., Georgia-Pacific, Great North Eastern Railway (GNER), Harley-Davidson, Harrah's Entertainment, H.J. Heinz, L.L. Bean, Limited Brands, Kraft Foods, Marriott, McCormick, Nestle, RadioShack, The Scotts Company, Sears, Roebuck & Co., Sinotrans, Unilever and Wickes Building Supplies. For more information, visit our website at www.manugistics.com.

FORWARD LOOKING STATEMENT

This release contains forward-looking statements that involve risks and uncertainties which could cause actual results to differ materially, including, but not limited to, the following: Manugistics' ability to generate sufficient cash flow to meet its existing debt obligations and effectively conduct its business operations; the implementation of the Company's exit and disposal plans and other cost reduction measures to align its cost structure with its revenue; effects from recent significant changes in the Company's organizational structure and senior management; Manugistics' ability to motivate, hire and retain its highly skilled and qualified workforce; continued softness in the market for enterprise application software, as well as political upheaval and unrest; the Company's ability to overcome its difficulties in sales execution; the Company's ability to maintain its competitive place in the markets for its products and services, to keep pace with the rapid technological advances or to introduce new products or product versions that satisfy customer demand, achieve market acceptance or meet competitive challenges; and changes in our competitive environment, including industry consolidation. More information about factors that potentially could affect Manugistics' financial results is included in Manugistics' filings with the Securities and Exchange Commission, including its Annual Report on Form 10-K for the fiscal year ended February 28, 2005 and Quarterly Report on Form 10-Q for the period ended November 30, 2005. This information is accurate only as of the date of this release and we do not undertake any obligation to update any of the information contained herein.