Leon Trefler - 03 Mar 2026 Form 4 Insider Report for PEGASYSTEMS INC (PEGA)

Reporting relationship: Chief of Clients and Markets
Issuer ticker: PEGA
Reported as of: 03 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 05 Mar 2026, 16:24:21 UTC
Prior SEC filing: 03 Mar 2026
Next SEC filing: 09 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Ewelina Kemp, Attorney-in-Fact for Leon Trefler

Key filing fact

Leon Trefler filed Form 4 for PEGASYSTEMS INC (PEGA) on 05 Mar 2026.

Key facts

This page summarizes Leon Trefler's Form 4 filing for PEGASYSTEMS INC (PEGA).
5 reported transactions and 3 derivative rows are listed below.
Accepted by SEC: 05 Mar 2026, 16:24.

Change

Previous filing in this sequence was filed on 03 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001480560 Primary reporting owner

Trefler Leon

Relationship: Chief of Clients and Markets
Address: C/O PEGASYSTEMS INC., 225 WYMAN STREET, STE 300, WALTHAM
Signature: /s/ Ewelina Kemp, Attorney-in-Fact for Leon Trefler
Signature date: 05 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

PEGA transaction

Common stock

Options Exercise

Transaction value
Shares: +6,462
Change %: +5.5%
Price: $0.000000^*
Shares after: 122,971
Date: 04 Mar 2026
Ownership: Direct
Footnotes: F1

PEGA transaction

Common stock

Tax liability

Transaction value
Shares: -1,574
Change %: -1.3%
Price: $45.01^*
Shares after: 121,397
Date: 04 Mar 2026
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

PEGA transaction Derivative

Stock Option

Award

Transaction value
Shares: +56,948
Change %
Price: $0.000000^*
Shares after: 56,948
Date: 03 Mar 2026
Ownership: Direct
Underlying class: Common stock
Underlying amount: 56,948
Exercise price: $45.01
Footnotes: F2

PEGA transaction Derivative

Restricted Stock Units

Award

Transaction value
Shares: +22,342
Change %
Price: $0.000000^*
Shares after: 22,342
Date: 03 Mar 2026
Ownership: Direct
Underlying class: Common stock
Underlying amount: 22,342
Exercise price: $0.000000
Footnotes: F1, F3

PEGA transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -6,462
Change %: -25%
Price: $0.000000^*
Shares after: 19,386
Date: 04 Mar 2026
Ownership: Direct
Underlying class: Common stock
Underlying amount: 6,462
Exercise price: $0.000000
Footnotes: F1, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

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

Footnote F2

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.

Footnote F3

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.