Pegasystems (PEGA) executive exercises 2,658 RSUs; 648 shares withheld

Rhea-AI Filing Summary

Pegasystems Inc. executive Leon Trefler reported routine equity compensation activity. On March 7, 2026 he exercised 2,658 restricted stock units, receiving the same number of common shares. Of these, 648 shares were withheld at $47.24 per share to cover tax obligations, leaving him with 125,072 common shares held directly after the transactions.

Each restricted stock unit converts into one share of common stock after vesting. This award vested 25% on its initial exercisable date, with the remaining 75% scheduled to vest in equal quarterly installments over three years.

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)
03/07/2026

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	03/07/2026		M		2,658(1)	A	$0	125,720	D
Common stock	03/07/2026		F		648	D	$47.24	125,072	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(1)	$0	03/07/2026		M			2,658	03/07/2024(2)	03/07/2027	Common stock	2,658	$0	10,632	D

Explanation of Responses:

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

2. This restricted stock unit award vested 25% on the Date Exercisable in Table II, with the remaining 75% vesting in equal quarterly amounts over the remaining 3 years.

Remarks:

	/s/Kathryn Leach, Attorney-in-Fact for Leon Trefler	03/10/2026
	** 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?

Pegasystems reported that executive Leon Trefler exercised 2,658 restricted stock units into common shares. As part of the same activity, 648 of those shares were withheld at $47.24 per share to satisfy tax obligations, reflecting routine equity compensation rather than open-market trading.

How many Pegasystems (PEGA) shares does Leon Trefler hold after this Form 4?

After the reported transactions, Leon Trefler directly holds 125,072 shares of Pegasystems common stock. This figure reflects the net result after exercising 2,658 restricted stock units and the withholding of 648 shares used to cover associated tax liabilities on March 7, 2026.

Were Leon Trefler’s Pegasystems (PEGA) transactions open-market buys or sales?

The filing shows no open-market buys or sales. Instead, it records the exercise of 2,658 restricted stock units and a disposition of 648 shares strictly for tax withholding at $47.24 per share, which is a standard, non-discretionary mechanism for covering equity-related tax obligations.

What price was used for Leon Trefler’s Pegasystems (PEGA) tax-withholding shares?

For tax withholding purposes, 648 Pegasystems common shares were valued at $47.24 per share. These shares were not sold on the open market but were delivered to cover tax liabilities triggered by the vesting and exercise of 2,658 restricted stock units awarded as part of compensation.

How do Pegasystems (PEGA) restricted stock units work in this Form 4?

Each restricted stock unit represents the right to receive one share of Pegasystems common stock after vesting. This award vested 25% on its initial exercisable date, with the remaining 75% scheduled to vest in equal quarterly installments over the following three years, subject to continued service.

What is the overall signal from Leon Trefler’s Pegasystems (PEGA) Form 4?

The Form 4 reflects routine equity compensation activity rather than discretionary trading. Leon Trefler exercised 2,658 restricted stock units and had 648 shares withheld for taxes, ending with 125,072 common shares held directly, indicating a continued sizable ownership position in Pegasystems.