and the Exhibits attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

and the Exhibits attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

The filing describes a new corporate incentive compensation plan for executive officers.

and the Exhibits attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

OTHER EVENTS On February 10, 2026 , Pegasystems Inc. announced an expansion of its current share repurchase program. Under this expansion, the expiration date of the current repurchase program has been extended from June 30, 2026 to June 30, 2027, and the amount of its common stock that Pegasystems is authorized to repurchase has been increased by $1 billion.

Costs Associated with Exit or Disposal Activities AI is altering how quickly ideas can move from concept to reality, and raising client expectations for speed, precision, and results, transforming not just how Pegasystems builds, but how we deliver value with reliability and scale. To better align roles and capacity to an AI-first delivery model and to support our 2026 priorities, on January 7, 2026, Pegasystems Inc. (the “Company”) committed to making organizational changes, primarily impact…

Other Events On January 8, 2026, the Supreme Court of Virginia unanimously affirmed in full the July 30, 2024 decision of the Court of Appeals of Virginia reversing the judgment for Appian Corp. on the VUTSA claims in the case titled Appian Corp. v. Pegasystems Inc. and Youyong Zou , Circuit Court of Fairfax County, Virginia. The Supreme Court ordered the matter to be remanded for retrial consistent with its opinion. On January 8, 2026, Pegasystems Inc. sent to its employees the email attache…

and the Exhibits attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

and the Exhibits attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Other Events. As previously disclosed in the Forms 8-K filed on February 12, 2025 and June 18, 2025 by Pegasystems Inc. (the “ Company ”) with the Securities and Exchange Commission (the “ SEC ”), on February 12, 2025 the Company’s board of directors approved a two-for-one forward stock split (the “ Stock Split ”) of the Company’s common stock, par value $0.01 (“ Common Stock ”), to be effected as a stock dividend, and a proportionate increase in the number of authorized shares of Common Stoc…

Material Modification to Rights of Security Holders. (a) The information set forth in Item and 8.01 below is hereby incorporated by reference into this

Other Events. As previously disclosed in the Form 8-K filed on February 12, 2025 by the Company with the SEC, the Company’s board of directors (the “ Board ”) has approved a two-for-one forward stock split (the “ Stock Split ”) of the Company’s common stock, par value $0.01 (“ Common Stock ”), to be effected as a stock dividend, and a proportionate increase in the number of authorized shares of Common Stock from 200,000,000 to 400,000,000 (the “ Authorized Share Increase ”). The Stock Split a…

Material Modification to Rights of Security Holders. (a) The information set forth in Items 5.03 and 8.01 below is hereby incorporated by reference into this

The provided text is only the standard Item 5.02 header and a fragment of a cross-reference, containing no specific details about a person, role, or action to classify.

and the Exhibits attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

The filing discloses the approval of annual base salaries and incentive targets for executive officers, which is a routine compensation arrangement rather than a change in management personnel.

OTHER EVENTS Board Approval of Stock Split and Authorized Share Increase On February 12, 2025, the board of directors (the “ Board ”) of Pegasystems Inc. (the “ Company ”) approved a two-for-one forward stock split (the “ Stock Split ”) of the Company’s common stock, par value $0.01 (“ Common Stock ”), to be effected as a stock dividend. The Board also approved a proportionate increase in the number of authorized shares of Common Stock from 200,000,000 to 400,000,000 (the “ Authorized Share I…

and the Exhibits attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

The filing describes the approval of a standard annual incentive compensation plan for executive officers, not a change in personnel or management.

Director — Rohit Ghai: The filing discloses the appointment of a new independent director to the board, which is a routine governance event and not a departure of a senior executive.

REGULATION FD DISCLOSURE Repurchase of Convertible Notes Pegasystems Inc. (the “Company”) today announced that it had repurchased $34.4 million in original principal amount of the Company’s 0.75% convertible senior notes due 2025 (the “Notes”) at a discounted price of $98.50 per $100.00 in original principal amount, plus accrued but unpaid interest, in a privately negotiated transaction. Following the Note repurchase, $467.9 million in original principal amount of Notes remain outstanding. Th…

and the Exhibits attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Other Events. By letter dated September 9, 2024, the Staff of the Division of Enforcement of the United States Securities and Exchange Commission (the “SEC”) notified Pegasystems Inc. (the “Company”) that the Staff had concluded its investigation of the Company commenced March 2023 (the “SEC Investigation”) and that, based on the information that it had as of September 9, 2024, the Staff did not intend to recommend any enforcement action against the Company. The SEC Investigation was previous…

Other Events. On July 30, 2024, a panel of the Court of Appeals of Virginia delivered its written opinion in the appeal by Pegasystems of the prior decision of the Circuit Court of Fairfax County, Virginia in the case titled Appian Corp. v. Pegasystems Inc. and Youyong Zou. The Court of Appeals of Virginia reversed the judgement as to the VUTSA claims on multiple grounds and remanded for new trial. Pegasystems Inc. (the “Company”) today sent to its employees the email attached as Exhibit 99.1…

and the Exhibits attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.