Dianne Ledingham - 15 Sep 2026 Form 4 Insider Report for PEGASYSTEMS INC (PEGA)

Reporting relationship: Director
Issuer ticker: PEGA
Reported as of: 15 Sep 2026
Net transaction value: -$38,000
SEC form: 4
Accepted by SEC: 17 Sep 2026, 16:09:51 UTC
Prior SEC filing: 26 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/Kathryn Leach, Attorney-in-Fact for Dianne Ledingham

Key filing fact

Dianne Ledingham filed Form 4 for PEGASYSTEMS INC (PEGA) on 17 Sep 2026.

Key facts

This page summarizes Dianne Ledingham's Form 4 filing for PEGASYSTEMS INC (PEGA).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 17 Sep 2026, 16:09.

Change

Previous filing in this sequence was filed on 26 Aug 2026.
Current net transaction value: -$38,000.

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 0001684701 Primary reporting owner

LEDINGHAM DIANNE

Relationship: Director
Address: C/O PEGASYSTEMS INC, 225 WYMAN STREET, STE 300, WALTHAM
Signature: /s/Kathryn Leach, Attorney-in-Fact for Dianne Ledingham
Signature date: 17 Sep 2026

Reported non-derivative transactions

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

PEGA transaction

Common stock

Sale

Transaction value: $38,000
Shares: -1,000
Change %: -2.5%
Price: $38.00
Shares after: 39,280
Date: 15 Sep 2026
Ownership: Dianne Ledingham Family Legacy Trust
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 1 footnote

Footnote F1

Sold pursuant to a pre-arranged trading plan adopted by the Dianne Ledingham Family Legacy Trust on June 15, 2026 under Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.