MSC Industrial Direct Co., Inc.
MSC Industrial Direct Co., Inc. (MSM) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · MSM · as of Sep 30, 2025
Ownership Breakdown
436
Institutional Holders
▲ 31 vs Q2
$4.27B
Total Inst. Value
▲ $213.02M vs Q2
55.83M
Shares Outstanding
freeFloat 81.69%
46.39M
13F Shares Held
▼ 1.36M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
MSM largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. wholesale-industrial machinery & equipment | 5.26M | 9.45% | 9.45% | $484.88B | Nov 12, 2025 | ▲ 40.9K |
VANGUARD GROUP INC wholesale-industrial machinery & equipment | 4.45M | 7.99% | 7.99% | $410.19B | Nov 7, 2025 | ▼ 32.5K |
AMERICAN CENTURY COMPANIES INC wholesale-industrial machinery & equipment | 2.68M | 4.82% | 4.82% | $247.16B | Nov 12, 2025 | ▼ 1.06M |
BOSTON PARTNERS wholesale-industrial machinery & equipment | 1.76M | 3.17% | 3.17% | $162.60B | Nov 13, 2025 | ▲ 36.6K |
CHARLES SCHWAB INVESTMENT MANAGEMENT INC wholesale-industrial machinery & equipment | 1.73M | 3.11% | 3.11% | $159.82B | Nov 10, 2025 | ▼ 1.6K |
STATE STREET CORP wholesale-industrial machinery & equipment | 1.62M | 2.91% | 2.91% | $149.12B | Nov 14, 2025 | ▼ 3.1K |
FULLER & THALER ASSET MANAGEMENT, INC. wholesale-industrial machinery & equipment | 1.61M | 2.89% | 2.89% | $148.24B | Nov 13, 2025 | ▲ 596.6K |
FIRST TRUST ADVISORS LP wholesale-industrial machinery & equipment | 1.51M | 2.71% | 2.71% | $139.26B | Nov 12, 2025 | ▼ 206.5K |
DIMENSIONAL FUND ADVISORS LP wholesale-industrial machinery & equipment | 1.32M | 2.37% | 2.37% | $121.84B | Nov 12, 2025 | ▲ 15.8K |
INVESCO LTD. wholesale-industrial machinery & equipment | 1.25M | 2.24% | 2.24% | $114.87B | Nov 13, 2025 | ▲ 19.3K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
23
Increased
+2.04M shares0
New Positions
first time holders25
Decreased
−2.06M shares0
Sold Out
fully exitedNet shares change (top 50)
17.8K
+2.04M / −2.06M
Net new holders
-2
0 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
MSM insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
32
Buy transactions
24
Sell transactions
1.33
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
JACOBSON MITCHELL
| Apr 7, 2026 | Gift | 14,972 | — | — | 2.88M | Form 4 ↗ |
PALADINO STEVEN director | Feb 5, 2026 | Gift | 13,960 | — | — | 14.0K | Form 4 ↗ |
PALADINO STEVEN director | Feb 5, 2026 | Gift | 13,960 | — | — | 1.6K | Form 4 ↗ |
Seseri Rudina director | Feb 2, 2026 | Sale | 1,800 | $86.83 | $156.3K | 6.1K | Form 4 ↗ |
JACOBSON MITCHELL
| Jan 23, 2026 | Award | 1,603 | — | — | 1.6K | Form 4 ↗ |
GERSHWIND ERIK director | Jan 27, 2026 | Gift | 69,452 | — | — | 1.64M | Form 4 ↗ |
GERSHWIND ERIK director | Jan 27, 2026 | J-Other | 69,452 | — | — | 285.5K | Form 4 ↗ |
GERSHWIND ERIK director | Jan 27, 2026 | J-Other | 12,647 | — | — | 73.8K | Form 4 ↗ |
GERSHWIND ERIK director | Jan 27, 2026 | J-Other | 69,452 | — | — | 69.5K | Form 4 ↗ |
GERSHWIND ERIK director | Jan 27, 2026 | J-Other | 12,020 | — | — | 12.0K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
MSC Industrial Direct Co., Inc. (MSM) is primarily owned by institutional investors, who hold approximately 83.1% of total shares outstanding. Company insiders own approximately 18.31%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of MSC Industrial Direct Co., Inc. is BLACKROCK, INC., holding approximately 5.26 million shares — equal to 9.45% of outstanding shares — as of September 30, 2025.
A total of 436 institutional investors currently hold MSM stock, with a combined institutional value of approximately $4.27 billion as of the most recent 13F filing period.
Frequently asked questions
MSM ownershipMSC Industrial Direct Co., Inc. (MSM) is primarily owned by institutional investors, who hold approximately 83.1% of shares. The largest shareholder is BLACKROCK, INC. with a 9.45% stake. Company insiders hold 18.31%. Data sourced from SEC Form 13F as of September 30, 2025.