| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| GERSHWIND ERIK | Chief Executive Officer, Director | C/O MSC INDUSTRIAL DIRECT CO., INC., 515 BROADHOLLOW ROAD, MELVILLE | /s/ Erik Gershwind | 2025-07-07 | 0001200390 |
| 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 | $6.66M | +80.1K | +5.49% | $83.21 | 1.54M | Jul 2, 2025 | Direct | |
| transaction | MSM | Class A Common Stock, $0.001 par value | Sale | -$179K | -2K | -0.13% | $89.39 | 1.54M | Jul 3, 2025 | Direct | |
| holding | MSM | Class A Common Stock, $0.001 par value | 89.1K | Jul 2, 2025 | See footnotes | F1, F2 | |||||
| holding | MSM | Class A Common Stock, $0.001 par value | 333K | Jul 2, 2025 | See footnotes | F1, F3 | |||||
| holding | MSM | Class A Common Stock, $0.001 par value | 61K | Jul 2, 2025 | See footnotes | F1, F4 | |||||
| holding | MSM | Class A Common Stock, $0.001 par value | 102K | Jul 2, 2025 | See footnotes | F1, F5 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MSM | Options (right to buy) | Options Exercise | $0 | -80.1K | -100% | $0.00 | 0 | Jul 2, 2025 | Class A Common Stock, $0.001 par value | 80.1K | $83.21 | Direct | F6, F7 |
| Id | Content |
|---|---|
| F1 | The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. |
| F2 | Represents shares held by Grantor Retained Annuity Trusts of which the Reporting Person is the sole annuitant and trustee. |
| F3 | Represents shares held by trusts over whose trustee the Reporting Person can exercise remove and replace powers. |
| F4 | Represents shares held by a trust of which the Reporting Person is a co-trustee and beneficiary. |
| F5 | Represents shares held by a trust of which the Reporting Person is a trustee. |
| F6 | Represents options to purchase the Issuer's Class A Common Stock, $0.001 par value ("Common Stock"). |
| F7 | An option to purchase 80,071 shares of the Issuer's Common Stock was issued on October 17, 2018 to the Reporting Person under the Issuer's 2015 Omnibus Incentive Plan. 20,017 shares of Common Stock became exercisable on October 17, 2019, and 20,018 shares of Common Stock became exercisable on each of October 17, 2020, October 17, 2021 and October 17, 2022. |