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Pegasystems' Leon Trefler exercises 6,476 RSUs

Pegasystems’ Chief of Clients and Markets exercised 6,476 RSU-linked shares, with 2,549 shares withheld or delivered for exercise price or tax obligations.

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

PEGASYSTEMS INC (PEGA) reported that Leon Trefler, Chief of Clients and Markets, exercised restricted stock units into a total of 6,476 shares of common stock on September 4, 5, and 7, 2026. In related transactions, 2,549 shares of common stock were delivered or withheld to cover payment of exercise price or tax liability. No Rule 10b5-1 trading plan is reported.

Positive

  • None.

Negative

  • None.
Insider Trefler Leon
Role Chief of Clients and Markets
Type Security Shares Price Value
Exercise Restricted Stock Units F1, F2 2,658 $0.00 $0.00
Exercise Common stock 2,658 $0.00 $0.00
Exercise Price or Tax Liability Common stock 1,046 $37.36 $39K
Exercise Restricted Stock Units F1, F2 2,202 $0.00 $0.00
Exercise Common stock 2,202 $0.00 $0.00
Exercise Price or Tax Liability Common stock 867 $37.36 $32K
Exercise Restricted Stock Units F1, F2 1,616 $0.00 $0.00
Exercise Common stock 1,616 $0.00 $0.00
Exercise Price or Tax Liability Common stock 636 $37.72 $24K
Holdings After Transaction: Restricted Stock Units — 34,676 contracts (Direct); Common stock — 131,651 shares (Direct)
Footnotes (2)
  1. F1. Each restricted stock unit represents the right to receive, following vesting, one share of common stock.
  2. F2. 25% of the restricted stock units vested on the Date Exercisable in Table II, and the remaining 75% vest in equal quarterly installments over the following three years.
RSU Shares Exercised 6,476 shares Total common shares from RSU exercises on September 4–7, 2026
Shares Withheld/Delivered for Exercise Price or Tax Liability 2,549 shares Code F dispositions on September 4–7, 2026
Exercise-Related Price September 4, 2026 $37.72 per share Common shares delivered or withheld for exercise price or tax liability
Exercise-Related Price September 5, 2026 $37.36 per share Common shares delivered or withheld for exercise price or tax liability
Exercise-Related Price September 7, 2026 $37.36 per share Common shares delivered or withheld for exercise price or tax liability
RSU Vesting Initial Tranche 25% Initial vesting portion on first vesting date for these RSUs
Remaining RSU Vesting 75% over three years Vests in equal quarterly installments over the following three years
Restricted Stock Units financial
"Each restricted stock unit represents the right to receive, following vesting"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
derivative security financial
"Exercise or conversion of derivative security"
A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.
Rule 10b5-1 regulatory
"No Rule 10b5-1 trading plan is reported"
Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.
Payment of exercise price or tax liability financial
"Payment of exercise price or tax liability by delivering or withholding securities"

FAQ

What insider transactions did PEGA executive Leon Trefler report on this Form 4?

Leon Trefler reported exercises of restricted stock units into 6,476 shares of PEGASYSTEMS INC common stock on September 4, 5, and 7, 2026, with related dispositions of 2,549 shares to pay the exercise price or tax liability.

How many Pegasystems (PEGA) RSU-linked shares did Leon Trefler acquire?

Through RSU exercises, Leon Trefler acquired 6,476 shares of PEGASYSTEMS INC common stock: 1,616 shares on September 4, 2,202 on September 5, and 2,658 on September 7, 2026.

How many Pegasystems (PEGA) shares were withheld or delivered for exercise price or tax liability?

A total of 2,549 shares of PEGASYSTEMS INC common stock were delivered or withheld for payment of exercise price or tax liability: 636 shares on September 4, 867 on September 5, and 1,046 on September 7, 2026.

At what prices were Pegasystems (PEGA) shares used to cover exercise price or tax liability?

The common shares used for payment of exercise price or tax liability were valued at $37.72 per share on September 4, 2026, and $37.36 per share on both September 5 and September 7, 2026.

Were Leon Trefler’s PEGA transactions made under a Rule 10b5-1 trading plan?

No. The filing indicates that these transactions were not made pursuant to a Rule 10b5-1 trading plan, as the plan affirmation checkbox is marked false and no footnote describes such a plan.

How do Pegasystems (PEGA) restricted stock units reported here vest?

Each restricted stock unit represents the right to receive one share of common stock after vesting. For these RSUs, 25% vested on the applicable first vesting date, and the remaining 75% vest in equal quarterly installments over the following three years.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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 MASSACHUSETTS 02451

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
PEGASYSTEMS INC [ PEGA ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief of Clients and Markets
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
09/04/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Common stock09/04/2026M1,616A$0129,340D
Common stock09/04/2026F636D$37.72128,704D
Common stock09/05/2026M2,202A$0130,906D
Common stock09/05/2026F867D$37.36130,039D
Common stock09/07/2026M2,658A$0132,697D
Common stock09/07/2026F1,046D$37.36131,651D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Restricted Stock Units$009/04/2026M1,616(1)03/04/2026(2)03/04/2029Common stock1,616$016,154D
Restricted Stock Units$009/05/2026M2,202(1)03/05/2025(2)03/05/2028Common stock2,202$013,206D
Restricted Stock Units$009/07/2026M2,658(1)03/07/2024(2)03/07/2027Common stock2,658$05,316D
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 vested 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 Trefler09/09/2026
** Signature of Reporting PersonDate
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.
* Form 4: SEC 1474 (03-26)

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