| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| McCabe Michael I | Head of Strategy, Director, Other* | C/O STEPSTONE GROUP INC., 277 PARK AVENUE, 45TH FLOOR, NEW YORK | /s/ Jennifer Ishiguro, Attorney-in-fact for Michael I. McCabe | 12 Dec 2025 | 0001822880 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | STEP | Class A Common Stock | Sale | $7,179,789 | -108,538 | -26% | $66.15 | 315,326 | 10 Dec 2025 | Direct | F1 |
| transaction | STEP | Class A Common Stock | Sale | $621,426 | -9,300 | -2.9% | $66.82 | 306,026 | 10 Dec 2025 | Direct | F2 |
| transaction | STEP | Class A Common Stock | Sale | $4,908,514 | -74,214 | -38% | $66.14 | 122,209 | 10 Dec 2025 | By Benzy LLC | F3 |
| holding | STEP | Class B Common Stock | 1,906,142 | 10 Dec 2025 | Direct | ||||||
| holding | STEP | Class B Common Stock | 937,416 | 10 Dec 2025 | By Benzy LLC |
| Id | Content |
|---|---|
| F1 | The sales reported in this Form 4 were effected in multiple trades at prices ranging from $66.00 to $66.79. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected. |
| F2 | The sales reported in this Form 4 were effected in multiple trades at prices ranging from $66.73 to $67.00. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected. |
| F3 | The sales reported in this Form 4 were effected in multiple trades at prices ranging from $66.00 to $66.90. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected. |