Pegasystems (PEGA) executive converts RSUs and settles taxes in shares

Rhea-AI Filing Summary

Pegasystems executive Leon Trefler, Chief of Clients and Markets, exercised 2,202 restricted stock units into common shares on March 5, 2026. After this, he held 123,062 shares of common stock and 17,608 restricted stock units. 537 shares were surrendered to cover taxes, not sold in an open-market trade.

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

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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)
03/05/2026

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	03/05/2026		M		2,202(1)	A	$0	123,599	D
Common stock	03/05/2026		F		537	D	$47.05	123,062	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	03/05/2026		M			2,202(1)	03/05/2025(2)	03/05/2028	Common stock	2,202	$0	17,608	D

Explanation of Responses:

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

2. 25% of the restricted stock units vest on the Date Exercisable in Table II, and the remaining 75% vest in equal quarterly installments over the following three years.

Remarks:

	/s/ Ewelina Kemp, Attorney-in-Fact for Leon Trefler	03/09/2026
	** 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).
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FAQ

What insider transaction did Leon Trefler report at PEGASYSTEMS INC (PEGA)?

Leon Trefler reported exercising 2,202 restricted stock units into common stock. A related tax-withholding transaction disposed of 537 shares. These moves reflect an award vesting and associated tax settlement, rather than an open-market purchase or sale of Pegasystems shares.

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

After the reported transactions, Leon Trefler directly holds 123,062 shares of Pegasystems common stock and 17,608 restricted stock units. Each restricted stock unit represents a right to receive one share of common stock once the vesting conditions outlined in the award terms are met.

What do the restricted stock units in this PEGASYSTEMS INC (PEGA) filing represent?

Each restricted stock unit represents the right to receive one Pegasystems common share after vesting. According to the disclosure, 25% vest on the initial exercisable date, with the remaining 75% vesting in equal quarterly installments over the following three years.

Why were 537 PEGASYSTEMS INC (PEGA) shares disposed of in this Form 4?

The 537 Pegasystems shares were disposed of in a tax-withholding transaction. The filing states the disposition was to pay the exercise price or tax liability by delivering securities, rather than an open-market sale for investment or portfolio-management purposes.

Is Leon Trefler’s Form 4 for PEGASYSTEMS INC (PEGA) an open-market stock purchase or sale?

No, the filing shows a derivative exercise and tax withholding. Trefler acquired shares through conversion of restricted stock units, then delivered 537 shares to cover taxes. The transactions do not reflect open-market buying or selling activity in Pegasystems stock.