Director — Louise Goeser: A board member announced she will not stand for re-election as part of her retirement planning, which is a routine and orderly succession event rather than a sudden executive departure.

Senior Vice President, General Counsel and Corporate Secretary — Mr. Dongre: Mr. Dongre is transitioning from his senior role to a Special Advisor position with a defined end date.

Results of Operations and Financial Condition On July 1, 2026, MSC Industrial Direct Co., Inc. issued a press release announcing financial results for its fiscal 2026 third quarter ended May 30, 2026. A copy of the press release is furnished with this report as Exhibit 99.1. The information in this Current Report on Form 8-K, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as am…

Regulation FD Disclosure On June 16, 2026, MSC Industrial Direct Co., Inc. (the “Company”) issued a press release announcing that its Board of Directors has declared a cash dividend of $0.87 per share on the common stock of the Company. A copy of the press release is attached as Exhibit 99.1 and is incorporated by reference herein. The information in this Current Report on Form 8‑K, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed to be “filed” for purposes o…

Senior Vice President, General Counsel and Corporate Secretary — Neal Dongre: Neal Dongre voluntarily resigned from his position as Senior Vice President, General Counsel and Corporate Secretary.

Results of Operations and Financial Condition On April 1, 2026, MSC Industrial Direct Co., Inc. issued a press release announcing financial results for its fiscal 2026 second quarter ended February 28, 2026. A copy of the press release is furnished with this report as Exhibit 99.1. The information in this Current Report on Form 8-K, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934…

Regulation FD Disclosure On March 19, 2026, MSC Industrial Direct Co., Inc. (the “Company”) issued a press release announcing that its Board of Directors has declared a cash dividend of $0.87 per share on the common stock of the Company. A copy of the press release is attached as Exhibit 99.1 and is incorporated by reference herein. The information in this Current Report on Form 8‑K, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed to be “filed” for purposes…

non-executive director — Reuben Slone: Mr. Reuben Slone was elected as a non-executive director, increasing the Board size to eleven members.

The filing discloses an amendment to an employee stock purchase plan, which is a compensatory arrangement rather than a change in senior management or board composition.

Results of Operations and Financial Condition On January 7, 2026, MSC Industrial Direct Co., Inc. issued a press release announcing financial results for its fiscal 2026 first quarter ended November 29, 2025. A copy of the press release is furnished with this report as Exhibit 99.1. The information in this Current Report on Form 8-K, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 193…

Director — Martina McIsaac: The filing reports the routine election of the incoming CEO to the board and the appointment of a former CEO as Vice Chair, which are standard governance actions rather than a loss of a sitting executive.

CEO — Mr. Gershwind: The CEO resigned and entered into a separation agreement, representing the loss of a senior executive without a named successor in the filing.

Regulation FD Disclosure On December 18, 2025, MSC Industrial Direct Co., Inc. (the “Company”) issued a press release announcing that its Board of Directors has declared a cash dividend of $0.87 per share on the common stock of the Company. A copy of the press release is attached as Exhibit 99.1 and is incorporated by reference herein. The information in this Current Report on Form 8‑K, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed to be “filed” for purpos…

Entry Into a Material Definitive Agreement On December 10, 2025, MSC Industrial Direct Co., Inc. (the “Company”) entered into a Joinder and Amendment No. 1 to Receivables Purchase Agreement (the “Amendment”), by and among MSC A/R Holding Co., LLC, a wholly owned subsidiary of the Company (“MSC A/R”), as seller, the Company, as master servicer, the existing purchasers and joining purchaser party thereto and Wells Fargo Bank, National Association, as administrative agent (“Wells Fargo”), which…

of this Current Report on Form 8-K, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed to be incorporated by reference in any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, except as shall be expressly set forth by specif…

Chief Executive Officer — Erik Gershwind: Erik Gershwind is resigning as CEO and will be succeeded by Martina McIsaac.

Regulation FD Disclosure On October 7, 2025, MSC Industrial Direct Co., Inc. (the “Company”) issued a press release announcing that its Board of Directors has declared a cash dividend of $0.87 per share on the common stock of the Company. A copy of the press release is attached as Exhibit 99.1 and is incorporated by reference herein. The information in this Current Report on Form 8‑K, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed to be “filed” for purposes…

Senior Vice President — Kim Shacklett: The filing discloses an internal reorganization where an existing SVP changed titles and a new SVP was hired, rather than the departure of a top executive like the CEO or CFO.

CFO — Mr. Clark: The filing discloses the appointment of Mr. Clark as interim CFO and his associated compensation, which is an internal succession event rather than a departure.

CFO — Kristen Actis-Grande: The CFO voluntarily resigned to pursue another opportunity, but an interim successor was immediately appointed from within the company, indicating an orderly transition rather than a sudden loss of leadership.

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant The information set forth above under

Entry into a Material Definitive Agreement On July 16, 2025, MSC Industrial Direct Co., Inc. (the “Company”) entered into Amendment No. 3 to the Credit Agreement, dated as of July 16, 2025 (the “Amendment”), by and among the Company, the subsidiary guarantors party thereto, the lenders, the issuing lenders and the swingline lender party thereto, and JPMorgan Chase Bank, N.A., as administrative agent (the “Administrative Agent”), which amends the Company’s existing Credit Agreement, dated as o…

Results of Operations and Financial Condition On July 1, 2025, MSC Industrial Direct Co., Inc. issued a press release announcing financial results for its fiscal 2025 third quarter ended May 31, 2025. A copy of the press release is furnished with this report as Exhibit 99.1. The information in this Current Report on Form 8-K, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as am…

Regulation FD Disclosure On June 25, 2025, MSC Industrial Direct Co., Inc. (the “Company”) issued a press release announcing that its Board of Directors has declared a cash dividend of $0.85 per share on the common stock of the Company. A copy of the press release is attached as Exhibit 99.1 and is incorporated by reference herein. The information in this Current Report on Form 8‑K, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed to be “filed” for purposes o…

Chief People Officer — Elizabeth Bledsoe: The filing discloses the voluntary resignation of the Senior Vice President & Chief People Officer, representing a genuine departure of a senior executive.