EXHIBIT 99.1


                       SEC Drops Pegasystems Investigation

Cambridge, Mass., April 9, 2002 -- Pegasystems (NASDAQ: PEGA), today reported
that it was advised by the staff of the United States Securities and Exchange
Commission that the pending investigation of the Company and certain current and
former employees of the Company has been terminated with no enforcement action
being recommended against the Company or such individuals. In May 1999, the
Company disclosed the formal investigation, which was related to 1997 and 1998
matters.

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For information, contact:

Leah Goldman                                  Chris Sullivan
Pegasystems Inc.                              Pegasystems Inc.
(617) 374-9600, ext. 6154                     (617) 374-9600, ext. 6020
goldl@pegasystems.com                         sullc@pegasystems.com


About Pegasystems

Since 1983, Pegasystems (NASDAQ: PEGA) has been a pioneer in rules technology
and is now a leader in the industry. Business rules are the practices, processes
and procedures that define how a company does business and are an important
asset that differentiates enterprises in the marketplace. Pegasystems' patented
rules technology allows companies to aggregate their diverse business practices
and lets business managers rapidly implement change across the enterprise and
over the Web. Leading companies in financial services, healthcare and insurance
turn to Pegasystems' rules-driven workflow automation technology and
multi-channel service and support solutions to enhance their Customer
Relationship Management (CRM) strategies. Headquartered in Cambridge, Mass.,
Pegasystems has regional offices in North America, Europe and the Pacific Rim.
For more information about Pegasystems visit: www.pegasystems.com.