Pegasystems (PEGA) chief exercises RSUs and reports 119,756 shares held

Rhea-AI Filing Summary

Pegasystems Inc. officer Leon Trefler reported equity transactions involving company stock. On December 1, 2025, restricted stock units converted into 1,176 shares of common stock at an exercise price of $0, and 463 shares were withheld or sold at $54.77 per share to cover obligations, leaving 119,524 shares directly owned. On December 2, 2025, another RSU batch converted into 384 shares at $0, with 152 shares withheld or sold at $54.85, resulting in 119,756 shares of Pegasystems common stock held directly.

Each restricted stock unit gives the right to receive one share after vesting. For these grants, 20% vested on the initial vesting date and the remaining 80% vest in equal quarterly installments over four years, illustrating a long-term, time-based compensation structure tied to continued service.

Insider Trade Summary

1,560 shares exercised/converted

Mixed 6 txns

Insider Trefler Leon

Role Chief of Clients and Markets

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	384	$0.00	--
Exercise	Common stock	384	$0.00	--
Tax Withholding	Common stock	152	$54.85	$8K
Exercise	Restricted Stock Units	1,176	$0.00	--
Exercise	Common stock	1,176	$0.00	--
Tax Withholding	Common stock	463	$54.77	$25K

Holdings After Transaction: Restricted Stock Units — 384 shares (Direct); Common stock — 119,908 shares (Direct)

Footnotes (1)

1. Each restricted stock unit represents the right to receive, following vesting, one share of common stock. 20% of the restricted stock units vested on the Date Exercisable in Table II, and the remaining 80% vest in equal quarterly installments over the following four years.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Trefler Leon

(Last) (First) (Middle)

C/O PEGASYSTEMS INC.

225 WYMAN STREET, STE 300

(Street)

WALTHAM MA 02451

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
PEGASYSTEMS INC [ PEGA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief of Clients and Markets

3. Date of Earliest Transaction (Month/Day/Year)
12/01/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common stock	12/01/2025		M		1,176	A	$0	119,987	D
Common stock	12/01/2025		F		463	D	$54.77	119,524	D
Common stock	12/02/2025		M		384	A	$0	119,908	D
Common stock	12/02/2025		F		152	D	$54.85	119,756	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	$0	12/01/2025		M			1,176(1)	03/01/2023(2)	03/01/2027	Common stock	1,176	$0	5,876	D
Restricted Stock Units	$0	12/02/2025		M			384(1)	03/02/2022(2)	03/02/2026	Common stock	384	$0	384	D

Explanation of Responses:

1. Each restricted stock unit represents the right to receive, following vesting, one share of common stock.

2. 20% of the restricted stock units vested on the Date Exercisable in Table II, and the remaining 80% vest in equal quarterly installments over the following four years.

Remarks:

	/s/Kathryn Leach, Attorney-in-Fact for Leon Trefler	12/03/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Pegasystems (PEGA) report for Leon Trefler?

The filing shows Leon Trefler, Pegasystems' Chief of Clients and Markets, had restricted stock units convert into common shares on December 1 and 2, 2025, with some shares withheld or sold to cover obligations.

How many Pegasystems (PEGA) shares did Leon Trefler acquire and dispose of?

On December 1, 2025, 1,176 shares were acquired from RSU conversion and 463 shares were disposed of. On December 2, 2025, 384 shares were acquired and 152 shares were disposed of.

What is Leon Trefler's Pegasystems (PEGA) shareholding after these transactions?

After the reported transactions, Leon Trefler directly owns 119,756 shares of Pegasystems common stock.

What are the key terms of Leon Trefler's restricted stock units at Pegasystems (PEGA)?

Each restricted stock unit represents the right to receive one Pegasystems common share after vesting. For these grants, 20% vested on the initial vesting date, and the remaining 80% vest in equal quarterly installments over the next four years.

What were the transaction prices for Leon Trefler's Pegasystems (PEGA) share disposals?

The reported disposals occurred at $54.77 per share on December 1, 2025 and $54.85 per share on December 2, 2025.

Does Leon Trefler file the Pegasystems (PEGA) Form 4 individually or jointly?

The Form 4 is indicated as filed by one reporting person, covering Leon Trefler's individual holdings and transactions.