Pegasystems (PEGA) executive exercises RSUs and withholds stock for taxes

Rhea-AI Filing Summary

Leon Trefler, Chief of Clients and Markets at Pegasystems Inc., reported routine equity transactions tied to restricted stock units. On March 1 and 2, he exercised RSUs into a total of 1,558 shares of common stock at a price of $0.00 per share.

To cover tax obligations on these vestings, he disposed of 380 shares of common stock through tax-withholding transactions at $43.73 per share. After these transactions, his directly held common stock position was 116,509 shares.

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)
03/01/2026

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	03/01/2026		M		1,174	A	$0	116,505	D
Common stock	03/01/2026		F		286	D	$43.73	116,219	D
Common stock	03/02/2026		M		384	A	$0	116,603	D
Common stock	03/02/2026		F		94	D	$43.73	116,509	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	03/01/2026		M			1,174(1)	03/01/2023(2)	03/01/2027	Common stock	1,174	$0	4,702	D
Restricted Stock Units	$0	03/02/2026		M			384(1)	03/02/2022(2)	03/02/2026	Common stock	384	$0	0	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/ Ewelina Kemp, Attorney-in-Fact for Leon Trefler	03/03/2026
	** Signature of Reporting Person	Date
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FAQ

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

Leon Trefler reported exercising restricted stock units into common stock and related tax-withholding share dispositions. Over March 1–2, he converted RSUs into 1,558 Pegasystems shares and delivered 380 shares to satisfy tax obligations tied to these equity awards.

How many Pegasystems (PEGA) shares did Leon Trefler acquire through RSU exercises?

Leon Trefler acquired 1,558 Pegasystems common shares through exercises of restricted stock units. These RSU conversions occurred in two tranches, 1,174 shares on March 1 and 384 shares on March 2, at an exercise price of $0.00 per share, reflecting equity compensation vesting.

How many Pegasystems (PEGA) shares were withheld for Leon Trefler’s taxes?

A total of 380 Pegasystems common shares were disposed of in tax-withholding transactions. These included 286 shares on March 1 and 94 shares on March 2 at $43.73 per share, used to satisfy tax liabilities associated with the vesting and settlement of restricted stock units.

What is Leon Trefler’s Pegasystems (PEGA) ownership after these Form 4 transactions?

Following the reported RSU exercises and tax-withholding dispositions, Leon Trefler directly owned 116,509 shares of Pegasystems common stock. This post-transaction balance reflects all March 1–2 equity award conversions and related share deliveries for tax obligations disclosed in the Form 4.

Were Leon Trefler’s Pegasystems (PEGA) Form 4 transactions open-market buys or sells?

The transactions were not open-market trades. They involved exercising restricted stock units into common stock at $0.00 per share and disposing of shares via tax-withholding, where 380 shares were delivered at $43.73 per share to cover tax liabilities on the vested equity awards.