| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Mitchell Steven R | Director | C/O STEPSTONE GROUP INC., 277 PARK AVENUE, 45TH FLOOR, NEW YORK | /s/ Jennifer Ishiguro, Attorney-in-fact for Steven R. Mitchell | 25 Feb 2026 | 0001610279 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | STEP | Class A Common Stock | Purchase | $53,580 | +1,200 | $44.65 | 1,200 | 23 Feb 2026 | Direct | ||
| transaction | STEP | Class A Common Stock | Purchase | $3,812 | +86 | +7.2% | $44.33 | 1,286 | 23 Feb 2026 | Direct | |
| transaction | STEP | Class A Common Stock | Purchase | $508,379 | +11,507 | +895% | $44.18 | 12,793 | 23 Feb 2026 | Direct |