| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Trefler Leon | Chief of Clients and Markets | C/O PEGASYSTEMS INC., 225 WYMAN STREET, STE 300, WALTHAM | /s/Kathryn Leach, Attorney-in-Fact for Leon Trefler | 27 Oct 2025 | 0001480560 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PEGA | Common stock | Options Exercise | $385K | +30.6K | +25.75% | $12.60 | 149K | 23 Oct 2025 | Direct | |
| transaction | PEGA | Common stock | Tax liability | -$997K | -15.7K | -10.53% | $63.40 | 134K | 23 Oct 2025 | Direct | |
| transaction | PEGA | Common stock | Sale | -$942K | -14.9K | -11.12% | $63.40 | 119K | 23 Oct 2025 | Direct | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PEGA | Stock Options | Options Exercise | $0 | -30.6K | -100% | $0.00 | 0 | 23 Oct 2025 | Common stock | 30.6K | $12.60 | Direct | F2, F3 |
| Id | Content |
|---|---|
| F1 | Represents the weighted average of sale prices, ranging from $63.40 to $63.46. The individual has provided the Company, and undertakes to provide to the staff of the Security and Exchange Commission or any security holder of the Company, upon request, full information regarding the number of shares sold at each separate price. |
| F2 | The share amounts and price data in this Form 4 have been restated to reflect a 2-for-1 forward stock split of Pegasystems Inc.'s common stock effectuated on June 20, 2025. |
| F3 | This option vested as to 20% of the shares subject to the option on the Date Exercisable set forth in Table II and as to the remaining 80% of shares in equal quarterly installments over the following four years. |