1 unchanged sentence
Rule 10b5-1 and non-rule 10b5-1 trading arrangements
−Removed: On August 12, 2025 , Kenneth Stillwell , our Chief Operating Officer and Chief Financial Officer , entered into a “Rule 10b5-1 trading arrangement” that provides for the sale of 36,000 shares of our common stock.
−Removed: The arrangement will terminate on December 31, 2026 , subject to early termination for certain specified events set forth in the arrangement.
−Removed: Other than as disclosed above, during the three months ended September 30, 2025, no director or officer of the Company adopted or terminated a “Rule 10b5-1 trading arrangement” or “non Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K.
+Added: On February 13, 2026 , the Richard H.
+Added: Jones Revocable Trust dated August 17, 1998 entered into a Rule 10b5-1 trading arrangement that provides for the sale of 100,000 shares of our common stock.
+Added: The arrangement will terminate on February 13, 2027 , subject to early termination for certain specified events set forth in the arrangement.
+Added: Richard Jones, a member of our Board of Directors , is a trustee of the Richard H.
+Added: Jones Revocable Trust.
+Added: On March 16, 2026 , Leon Trefler , our Chief of Clients and Markets , entered into a Rule 10b5-1 trading arrangement that provides for the sale of 36,000 shares of our common stock.
+Added: The arrangement will terminate on May 31, 2027 , subject to early termination for certain specified events set forth in the arrangement.
+Added: Other than as disclosed above, during the three months ended March 31, 2026, no director or officer of the Company adopted or terminated a “Rule 10b5-1 trading arrangement” or “non Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K.
Description Incorporation by Reference Filed Herewith
Form Location Filing Date
−Removed: 3.1 Restated Articles of Organization of the Registrant and Amendments thereto
−Removed: 8-K 3.1 June 18, 2025
+Added: 3.1 Restated Articles of Organization of the Company and Amendments thereto
3.2 Amended and Restated Bylaws of Pegasystems Inc.
−Removed: 8-K 3.2 June 15, 2020
−Removed: 10.1 Compensation Program for non-employee members of the Registrant’s Board of Directors ++
+Added: 10.1 2026 Section 16 Officer Corporate Incentive Compensation Plan ++
31.1 Certification pursuant to Exchange Act Rules 13a-14 and 15d-14 of the Chief Executive Officer.
13 unchanged sentences
Pegasystems Inc.
−Removed: October 21, 2025 By:
+Added: April 21, 2026 By:
/s/ KENNETH STILLWELL
3 unchanged sentences
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.