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MSC Industrial Direct Co Inc

MSM
Exchange
NYSE
Industry
Wholesale-Industrial Machinery & Equipment
SEC CIK
0001003078

No open-market purchases or sales by MSC Industrial Direct Co Inc insiders were filed in the last 90 days; 480 institutions reported holding it in 13F filings for Q2 2026, worth $5.52B in total; no superinvestor holds it.

Holders of 5% or more of MSM

Holders whose latest Schedule 13D or 13G filing reports 5% or more of MSC Industrial Direct Co Inc, largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of MSM
HolderLatest formStakeChangeFirst filedLatest filingFiling
BlackRock, Inc.13G/A9.10%5.08M shares–Apr 24, 20251 filingApr 24, 2025SEC
American Century Investment Management Inc13G5.10%2.84M shares+0.30 ppfrom 4.80%Nov 14, 20252 filingsFeb 13, 2026SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

4 Schedule 13D and 13G filings on MSC Industrial Direct Co Inc, newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on MSM
Filed (ET)FilerFormStakeChangeEvent dateFiling
Mar 27, 202610:53 AM ETVanguard Group Inc13G/A0.00%0 shares–Below 5%Mar 13, 2026SEC
Feb 13, 202610:23 AM ETAmerican Century Investment Management Incand 2 others13G5.10%2.84M shares+0.30 ppfrom 4.80%Dec 31, 2025SEC
Nov 14, 20259:50 AM ETAmerican Century Investment Management Incand 2 others13G/A4.80%2.69M shares–Below 5%Sep 30, 2025SEC
Apr 24, 20259:37 AM ETBlackRock, Inc.13G/A9.10%5.08M shares–Mar 31, 2025SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell MSC Industrial Direct Co Inc shares.

No Form 144 notices for MSC Industrial Direct Co Inc are on file.