0001029869-98-000508 10-K 7 19971231 19980415 NASD PEGASYSTEMS INC 0001013857 7374 042787865 1231 10-K 34 001-11859 98594983 101 MAIN ST CAMBRIDGE MA 02142-1590 6173749600 101 MAIN ST CAMBRIDGE MA 02142-1590 10-K 1 000102986998000508-001-seq1-10-k.txt PEGASYSTEMS, INC. FORM 10-K EX-10.15 2 000102986998000508-002-seq2-ex-10-15.txt MATERIAL CONTRACTS EX-13.1 3 000102986998000508-003-seq3-ex-13-1.txt STOCK PRICE HISTORY EX-23.1 4 000102986998000508-004-seq4-ex-23-1.txt CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS EX-23.2 5 000102986998000508-005-seq5-ex-23-2.txt CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS EX-27.1 6 000102986998000508-006-seq6-ex-27-1.txt FINANCIAL DATA SCHEDULE EX-27.2 7 000102986998000508-007-seq7-ex-27-2.txt FINANCIAL DATA SCHEDULE