Leon Trefler - 02 Jun 2025 Form 4 Insider Report for PEGASYSTEMS INC (PEGA)

Role: Chief of Clients and Markets
Signature: /s/ Ewelina Kemp, Attorney-in-Fact for Leon Trefler
Issuer symbol: PEGA
Transactions as of: 02 Jun 2025
Net transactions value: +$46,425
Form type: 4
Filing time: 03 Jun 2025, 17:20:45 UTC
Previous filing: 11 Mar 2025
Next filing: 09 Jun 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Trefler Leon	Chief of Clients and Markets	C/O PEGASYSTEMS INC., 225 WYMAN STREET, STE 300, WALTHAM	/s/ Ewelina Kemp, Attorney-in-Fact for Leon Trefler	03 Jun 2025	0001480560

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PEGA	Common stock	Options Exercise	$57,712	+588	+1.1%	$98.15	56,082	02 Jun 2025	Direct	F1
transaction	PEGA	Common stock	Tax liability	$22,771	-232	-0.41%	$98.15	55,850	02 Jun 2025	Direct	F2
transaction	PEGA	Common stock	Options Exercise	$18,943	+193	+0.35%	$98.15	56,043	02 Jun 2025	Direct	F3
transaction	PEGA	Common stock	Tax liability	$7,459	-76	-0.14%	$98.15	55,967	02 Jun 2025	Direct	F2, F4

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	Restricted Stock Units	Options Exercise	$0	-588	-13%	$0.000000	4,114	02 Jun 2025	Common stock	588	$0.000000	Direct	F1, F5, F6
transaction	PEGA	Restricted Stock Units	Options Exercise	$0	-193	-25%	$0.000000	576	02 Jun 2025	Common stock	193	$0.000000	Direct	F3, F5, F6

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

Explanation of Responses:

Id	Content
F1	Represents a 5% vesting on June 1, 2025, with a release date of June 2, 2025, the first business day following vesting. The original grant was 11,754 restricted stock units, with 20% vesting on March 1, 2023, with the remaining 80% vesting in equal quarterly installments over the remaining four years.
F2	Tendered to issuer to satisfy tax withholding obligations of the reporting person, exempted pursuant to Rule 16b-3(e).
F3	Represents a 5% vesting on June 2, 2025. The original grant was 3,843 restricted stock units, with 20% vesting on March 2, 2022, with the remaining 80% vesting in equal quarterly installments over the remaining four years.
F4	Does not include shares of common stock subject to unvested restricted stock units and/or options awards.
F5	Each restricted stock unit represents the right to receive, following vesting, one share of the issuer's common stock.
F6	Once vested, the shares of common stock are not subject to expiration.