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HomeStocksMSMInstitutional Holders

MSM logoMSC Industrial Direct Co., Inc. (MSM) Institutional Ownership

Q2 2026 13F Data|Updated 2026-11-07

✨

Institutional ownership decreased this quarter (-0.12 pp), representing a broadly distributed shareholder base.

Institutional Ownership
Can exceed 100% due to securities lending, short interest, and reporting timing differences.
84.0%$5.5B total value · ▼ 0.12 pp vs prior quarter
Smart Money Score
Based on ownership concentration, fund quality, buying/selling activity, ownership indicators, and institutional trend.
59 / 100Neutral
Institutions & Flow478 holders+60 net flow (+100 / -40)

AI Insights & Key Takeaways

  • Positive Institutional Flow (+60)
  • Citadel Advisors Llc maintains a significant position
  • Top 10 holders control 45.8% of institutional value
  • No Insider Signal

Top Institutional Holders of MSM

Ranked by reported Q2 2026 13F market value

Top 10 Holders
45.8%
Top 25 Holders
65.9%

Share of total reported institutional value in MSM held by the largest 10 / 25 filers.

#InstitutionShares HeldMarket ValueQoQ ChangeOwnership %% of Fund
1BlackRock, Inc.5.6M$661.4M+2.4%9.957%0.01%
2VANGUARD PORTFOLIO MANAGEMENT LLC2.1M$254.5M+0.3%3.830%0.01%
3VANGUARD CAPITAL MANAGEMENT LLC2.0M$241.0M+1.2%3.628%

Quarterly Institutional Activity

Filings activity in MSM during Q2 2026, grouped by how each filer changed its position.

OverviewNew Buyers100Added To327Trimmed39Exited40
  • BlackRock, Inc.$661.4M
  • VANGUARD PORTFOLIO MANAGEMENT LLC$254.5M
  • VANGUARD CAPITAL MANAGEMENT LLC

MSM Institutional Ownership by Quarter

8 quarters of 13F filings · Δ columns show change vs prior quarter

QuarterInst. HoldersΔ HoldersOwnership %Δ OwnershipTotal 13F ValueΔ Value
Q2 2026478+15%84.00%0.12 pp$5.45B+29%
Q1 20264140.7%84.12%3.49 pp$4.24B+6.4%
Q4 2025417+1.0%87.61%+4.53 pp$3.99B3.8%
Q3 2025413+9.0%83.08%2.17 pp$4.14B14%
Q2 2025379+0.3%85.25%+0.37 pp$4.83B+36%
Q1 2025378+0.3%

MSM — Frequently Asked Questions

Quick answers to the most common questions about buying MSM stock.

What percentage of MSM is owned by institutions?

Based on Q2 2026 13F filings, institutional ownership of MSC Industrial Direct Co., Inc. stands at 84.0%, held across 478 reporting institutions.

Who is the largest institutional holder of MSM?

BlackRock, Inc. is the largest reported institutional holder of MSM, with approximately 5,560,498 shares worth $0.66B as of Q2 2026.

Is MSM a hedge fund favorite?

Yes — 1 widely-followed marquee investor appear among the top 25 institutional holders of MSM, including CITADEL ADVISORS LLC.

What is MSM's Smart Money Score?

Our composite Smart Money Score for MSM is 59 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.

How many institutions bought MSM this quarter?

100 institutions opened new positions in MSM during Q2 2026, while 40 fully exited. 327 added to existing positions and 39 trimmed.

0.01%
4FULLER & THALER ASSET MANAGEMENT, INC.1.9M$224.5M+5.7%3.380%0.61%
5AMERICAN CENTURY COMPANIES INC1.7M$207.4M-33.3%3.123%0.09%
6Boston Partners1.7M$204.0M+3.3%3.070%0.18%
7FIRST TRUST ADVISORS LP1.7M$199.5M-5.4%3.003%0.12%
8CHARLES SCHWAB INVESTMENT MANAGEMENT INC1.5M$182.1M+9.9%2.741%0.02%
9STATE STREET CORP1.5M$174.1M+3.8%2.621%0.00%
10DIMENSIONAL FUND ADVISORS LP1.2M$148.5M-8.1%2.235%0.03%
11GEODE CAPITAL MANAGEMENT, LLC1.2M$139.0M+5.5%2.092%0.01%
12Epoch Investment Partners, Inc.927K$110.2M-5.1%1.660%0.63%
13MORGAN STANLEY784K$93.2M+27.2%1.403%0.00%
14VICTORY CAPITAL MANAGEMENT INC752K$89.4M-19.4%1.346%0.05%
15Quantinno Capital Management LP654K$77.7M+41.5%1.170%0.09%
16CITADEL ADVISORS LLC639K$76.0M+52.5%1.144%0.00%
17Alberta Investment Management Corp570K$67.8M-5.3%1.021%0.38%
18DEPRINCE RACE & ZOLLO INC541K$64.3M-23.4%0.968%1.08%
19NEW SOUTH CAPITAL MANAGEMENT INC539K$64.1M-6.9%0.965%2.81%
20Bank of New York Mellon Corp471K$56.0M-3.3%0.843%0.01%
21AQR CAPITAL MANAGEMENT LLC458K$53.6M+52.5%0.820%0.02%
22Allianz Asset Management GmbH445K$52.9M-5.8%0.796%0.02%
23NORTHERN TRUST CORP435K$51.8M+1.2%0.779%0.01%
24Alyeska Investment Group, L.P.420K$49.9M—0.752%0.13%
25Boston Trust Walden Corp415K$49.4M-14.6%0.744%0.38%

denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in MSM — a direct measure of their conviction.

$241.0M
  • FULLER & THALER ASSET MANAGEMENT, INC.$224.5M
  • Boston Partners$204.0M
  • FIRST TRUST ADVISORS LP$199.5M
  • CHARLES SCHWAB INVESTMENT MANAGEMENT INC$182.1M
  • STATE STREET CORP$174.1M
  • DIMENSIONAL FUND ADVISORS LP$148.5M
  • GEODE CAPITAL MANAGEMENT, LLC$139.0M
  • Epoch Investment Partners, Inc.$110.2M
  • MORGAN STANLEY$93.2M
  • 84.88%
    +2.86 pp
    $3.56B
    +8.6%
    Q4 20243775.5%82.02%+0.91 pp$3.28B11%
    Q3 2024399—81.11%—$3.68B—

    Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.

    How is institutional ownership of MSM changing?

    MSM institutional ownership fell by 0.12 percentage points quarter-over-quarter, with a net change of +64 holders.

    How concentrated is MSM ownership among the top holders?

    The top 10 institutions account for 45.8% of all reported 13F value in MSM, and the top 25 account for 65.9%.

    Where does this MSM institutional ownership data come from?

    All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.

    MSMMSC Industrial Direct Co., Inc.
    $113.27$6.3B
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