| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Purcell Rahquel | Director | C/O MSC INDUSTRIAL DIRECT CO., INC., 515 BROADHOLLOW ROAD, MELVILLE | /s/ Rahquel Purcell | 26 Jan 2026 | 0001956609 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MSM | Class A Common Stock, $0.001 par value | Options Exercise | $0 | +799 | +34% | $0.000000 | 3,143 | 22 Jan 2026 | Direct | F1 |
| transaction | MSM | Class A Common Stock, $0.001 par value | Options Exercise | $0 | +24 | +0.76% | $0.000000 | 3,167 | 22 Jan 2026 | Direct | F2 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MSM | Restricted Stock Units (RSU) | Options Exercise | $0 | -799 | -50% | $0.000000 | 799 | 22 Jan 2026 | Class A Common Stock, $0.001 par value | 799 | Direct | F1, F3 | |
| transaction | MSM | Dividend Equivalent Units | Options Exercise | $0 | -24 | -24% | $0.000000 | 75 | 22 Jan 2026 | Class A Common Stock, $0.001 par value | 24 | Direct | F2, F4 |
| Id | Content |
|---|---|
| F1 | Each RSU represents a contingent right to receive one share of Common Stock. |
| F2 | The dividend equivalent units accrued with respect to outstanding awards of restricted stock units (RSUs) and vest at the same time(s) as the underlying RSUs. Each dividend equivalent unit represents a contingent right to receive one share of Common Stock. |
| F3 | 1,598 RSUs were granted on January 22, 2025. 799 RSUs vested on January 22, 2026. 799 RSUs vest on January 22, 2027, provided that the Reporting Person continues to serve as Outside Director through the applicable vesting date. The vested shares will be delivered to the Reporting Person upon vesting. |
| F4 | Includes 7.470 dividend equivalent units accrued on January 29, 2025, 25.876 dividend equivalent units accrued on April 23, 2025, 22.766 dividend equivalent units accrued on July 23, 2025, and 23.073 dividend equivalent units accrued on November 26, 2025 with respect to the outstanding awards of restricted stock units (RSUs). Such dividend equivalent units vest at the same time(s) as the underlying RSUs and represent a contingent right to receive one share of Common Stock |