0001222579-03-000001 4 1 20030701 20030703 PYLE MICHAEL R 0001222579 4 34 001-11859 03774360 C/O PEGASYSTEMS INC 101 MAIN STREET CAMBRIGE MA 02142 PEGASYSTEMS INC 0001013857 7374 042787865 MA 1231 101 MAIN ST CAMBRIDGE MA 02142-1590 6173749600 101 MAIN ST CAMBRIDGE MA 02142-1590 4 1 primary_doc.xml PRIMARY DOCUMENT