Efstathios A. Kouninis - 07 Jun 2026 Form 4 Insider Report for PEGASYSTEMS INC (PEGA)

Reporting relationship: SVP, Chief Accounting Officer
Issuer ticker: PEGA
Reported as of: 07 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 09 Jun 2026, 16:20:37 UTC
Prior SEC filing: 08 Jun 2026
Next SEC filing: 18 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Ewelina Kemp, Attorney-in-Fact for Efstathios A. Kouninis

Key filing fact

Efstathios A. Kouninis filed Form 4 for PEGASYSTEMS INC (PEGA) on 09 Jun 2026.

Key facts

This page summarizes Efstathios A. Kouninis's Form 4 filing for PEGASYSTEMS INC (PEGA).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 09 Jun 2026, 16:20.

Change

Previous filing in this sequence was filed on 08 Jun 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 0001353196 Primary reporting owner

KOUNINIS EFSTATHIOS A

Relationship: SVP, Chief Accounting Officer
Address: C/O PEGASYSTEMS INC., 225 WYMAN STREET, STE 300, WALTHAM
Signature: /s/ Ewelina Kemp, Attorney-in-Fact for Efstathios A. Kouninis
Signature date: 09 Jun 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: +332
Change %: +12%
Price: $0.000000^*
Shares after: 3,207
Date: 07 Jun 2026
Ownership: Direct

PEGA transaction

Common stock

Tax liability

Transaction value
Shares: -81
Change %: -2.5%
Price: $34.71^*
Shares after: 3,126
Date: 07 Jun 2026
Ownership: Direct

Reported derivative securities

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

PEGA transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -332
Change %: -25%
Price: $0.000000^*
Shares after: 998
Date: 07 Jun 2026
Ownership: Direct
Underlying class: Common stock
Underlying amount: 332
Exercise price: $0.000000
Footnotes: F1, F2

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

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

Footnote F2

This restricted stock unit award vested 25% on the Date Exercisable in Table II, with the remaining 75% vesting in equal quarterly amounts over the remaining 3 years.