Kenneth Stillwell - 10 Feb 2026 Form 4 Insider Report for PEGASYSTEMS INC (PEGA)

Role: COO, CFO
Signature: /s/ Ewelina Kemp, Attorney-in-Fact for Kenneth Stillwell
Issuer symbol: PEGA
Transactions as of: 10 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 12 Feb 2026, 16:12:29 UTC
Previous filing: 03 Feb 2026
Next filing: 17 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
STILLWELL KENNETH	COO, CFO	C/O PEGASYSTEMS INC., 225 WYMAN STREET, STE 300, WALTHAM	/s/ Ewelina Kemp, Attorney-in-Fact for Kenneth Stillwell	12 Feb 2026	0001680115

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	PEGA	Stock Options	Award	$0	+96,000		$0.000000	96,000	10 Feb 2026	Common stock	96,000	$31.05	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On March 5, 2024, the reporting person was granted an option to purchase shares of Pegasystems common stock. The option vests in two installments, with 25% to vest on the first anniversary of the date of grant based on the Pegasystems' satisfaction of certain performance criteria for the fiscal year ended December 31, 2024, and 75% to vest on the second anniversary of the date of grant based on Pegasystems' satisfaction of certain performance criteria for the fiscal year ended December 31, 2025. Pegasystems overachieved the performance criteria for the fiscal year ended December 31, 2025 at 160%, resulting in vesting of the option as to 96,000 shares.

Content

On March 5, 2024, the reporting person was granted an option to purchase shares of Pegasystems common stock. The option vests in two installments, with 25% to vest on the first anniversary of the date of grant based on the Pegasystems' satisfaction of certain performance criteria for the fiscal year ended December 31, 2024, and 75% to vest on the second anniversary of the date of grant based on Pegasystems' satisfaction of certain performance criteria for the fiscal year ended December 31, 2025. Pegasystems overachieved the performance criteria for the fiscal year ended December 31, 2025 at 160%, resulting in vesting of the option as to 96,000 shares.