Pegasystems (PEGA) executive logs major option, RSU grants and tax share withholding

Rhea-AI Filing Summary

PEGASYSTEMS INC executive Leon Trefler, Chief of Clients and Markets, reported multiple equity transactions in company securities. He received a stock option for 56,948 shares and 22,342 restricted stock units, both vesting 25% initially with the remaining 75% vesting in equal quarterly installments over three years.

On the same disclosure, 6,462 restricted stock units were exercised or converted into 6,462 shares of common stock at a reported price of $0.0000 per share. A separate tax-withholding disposition of 1,574 shares of common stock at $45.01 per share reduced his directly held common stock to 121,397 shares, while he held 19,386 restricted stock units and 56,948 stock options as of the reported dates.

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)
03/03/2026

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	03/04/2026		M		6,462(1)	A	$0	122,971	D
Common stock	03/04/2026		F		1,574	D	$45.01	121,397	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
Stock Option	$45.01	03/03/2026		A		56,948		03/03/2027(2)	03/03/2036	Common stock	56,948	$0	56,948	D
Restricted Stock Units	$0	03/03/2026		A		22,342(1)		03/03/2027(3)	03/03/2030	Common stock	22,342	$0	22,342	D
Restricted Stock Units	$0	03/04/2026		M			6,462(1)	03/04/2026(3)	03/04/2029	Common stock	6,462	$0	19,386	D

Explanation of Responses:

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

2. This stock option vests as to 25% of the shares subject thereto on the Date Exercisable in Table II, with the remaining 75% vesting in equal quarterly amounts over the following three years.

3. 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	03/05/2026
	** 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 transactions did Leon Trefler report in PEGASYSTEMS INC (PEGA) Form 4?

Leon Trefler reported equity awards and related movements in PEGASYSTEMS INC securities, including stock options, restricted stock units, and a tax-withholding share disposition. The filing details grants, an RSU conversion into common stock, and shares withheld to cover tax obligations.

How many stock options were granted to Leon Trefler at PEGASYSTEMS INC (PEGA)?

Leon Trefler was granted a stock option covering 56,948 shares of PEGASYSTEMS INC common stock. This option vests 25% on the stated exercisable date, with the remaining 75% vesting in equal quarterly amounts over the following three years, according to the filing footnote.

What restricted stock unit (RSU) awards did Leon Trefler receive at PEGASYSTEMS INC (PEGA)?

Leon Trefler received 22,342 restricted stock units of PEGASYSTEMS INC. The filing states that 25% of these RSUs vest on the specified exercisable date, with the remaining 75% vesting in equal quarterly installments over the next three years, subject to continued conditions.

How many PEGASYSTEMS INC (PEGA) shares were issued from RSU conversion to Leon Trefler?

The Form 4 shows 6,462 restricted stock units were exercised or converted, resulting in 6,462 shares of common stock. The reported transaction price per share was $0.0000, reflecting a non-cash equity conversion rather than an open-market purchase of PEGASYSTEMS INC stock.

What was the tax-withholding share disposition reported by Leon Trefler at PEGASYSTEMS INC (PEGA)?

Leon Trefler reported a tax-withholding disposition of 1,574 shares of PEGASYSTEMS INC common stock at $45.01 per share. The code indicates shares were delivered to satisfy tax or exercise-related obligations, not an open-market sale initiated for portfolio reasons.

What are Leon Trefler’s PEGASYSTEMS INC (PEGA) holdings after these Form 4 transactions?

After the reported transactions, Leon Trefler directly held 121,397 shares of PEGASYSTEMS INC common stock. He also held 19,386 restricted stock units and 56,948 stock options, as stated in the filing’s post-transaction ownership figures for the respective securities.