Mueller Industries, Inc.
Mueller Industries, Inc. (MLI) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · MLI · as of Sep 30, 2025
Ownership Breakdown
639
Institutional Holders
▲ 63 vs Q2
$9.97B
Total Inst. Value
▲ $2.20B vs Q2
110.57M
Shares Outstanding
freeFloat 97.93%
98.60M
13F Shares Held
▲ 987,550 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
MLI largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. rolling drawing & extruding of nonferrous metals | 12.62M | 11.61% | 11.61% | $1.28T | Nov 12, 2025 | ▲ 1.83M |
VANGUARD GROUP INC rolling drawing & extruding of nonferrous metals | 10.26M | 9.43% | 9.43% | $1.04T | Nov 7, 2025 | ▼ 281.6K |
FIRST TRUST ADVISORS LP rolling drawing & extruding of nonferrous metals | 5.64M | 5.19% | 5.19% | $570.18B | Nov 12, 2025 | ▲ 166.2K |
STATE STREET CORP rolling drawing & extruding of nonferrous metals | 3.41M | 3.13% | 3.13% | $344.57B | Nov 14, 2025 | ▼ 64.3K |
DIMENSIONAL FUND ADVISORS LP rolling drawing & extruding of nonferrous metals | 2.98M | 2.74% | 2.74% | $301.35B | Nov 12, 2025 | ▼ 1.1K |
AQR CAPITAL MANAGEMENT LLC rolling drawing & extruding of nonferrous metals | 2.59M | 2.38% | 2.38% | $261.44B | Nov 14, 2025 | ▲ 1.67M |
ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC rolling drawing & extruding of nonferrous metals | 2.33M | 2.14% | 2.14% | $232.90B | Oct 20, 2025 | ▲ 77.3K |
GAMCO INVESTORS, INC. ET AL rolling drawing & extruding of nonferrous metals | 2.19M | 2.02% | 2.02% | $221.83B | Nov 12, 2025 | ▼ 404.3K |
GEODE CAPITAL MANAGEMENT, LLC rolling drawing & extruding of nonferrous metals | 2.02M | 1.86% | 1.86% | $204.06B | Nov 12, 2025 | ▲ 31.6K |
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC rolling drawing & extruding of nonferrous metals | 1.99M | 1.83% | 1.83% | $201.70B | Nov 12, 2025 | ▼ 324.7K |
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
+8.20M shares1
New Positions
first time holders26
Decreased
−4.91M shares0
Sold Out
fully exitedNet shares change (top 50)
+3.29M
+8.20M / −4.91M
Net new holders
-2
1 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
MLI 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.
9
Buy transactions
5
Sell transactions
1.80
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 |
|---|---|---|---|---|---|---|---|
GOLDMAN SCOTT JAY director | May 29, 2026 | Sale | 2,000 | $127.91 | $255.8K | 40.9K | Form 4 ↗ |
HERMANSON TERRY director | May 8, 2026 | Award | 1,222 | — | — | 88.0K | Form 4 ↗ |
Drummond William C. director | May 8, 2026 | Award | 1,222 | — | — | 18.5K | Form 4 ↗ |
GOLDMAN SCOTT JAY director | May 8, 2026 | Award | 1,222 | — | — | 42.9K | Form 4 ↗ |
HANSEN JOHN B director | May 8, 2026 | Award | 1,222 | — | — | 91.9K | Form 4 ↗ |
DONOVAN ELIZABETH M director | May 8, 2026 | Award | 1,222 | — | — | 28.1K | Form 4 ↗ |
Herzog Charles P Jr director | May 8, 2026 | Gift | 1,222 | — | — | 21.1K | Form 4 ↗ |
Herzog Charles P Jr director | May 8, 2026 | Award | 1,222 | — | — | 9.8K | Form 4 ↗ |
Herzog Charles P Jr director | May 8, 2026 | Gift | 1,222 | — | — | 8.6K | Form 4 ↗ |
GLADSTEIN GARY S director | May 8, 2026 | Award | 1,222 | — | — | 32.1K | 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
Mueller Industries, Inc. (MLI) is primarily owned by institutional investors, who hold approximately 89.2% of total shares outstanding. Company insiders own approximately 2.07%, while retail and public investors account for the remaining 8.76%.
The largest institutional shareholder of Mueller Industries, Inc. is BLACKROCK, INC., holding approximately 12.62 million shares — equal to 11.61% of outstanding shares — as of September 30, 2025.
A total of 639 institutional investors currently hold MLI stock, with a combined institutional value of approximately $9.97 billion as of the most recent 13F filing period.
Frequently asked questions
MLI ownershipMueller Industries, Inc. (MLI) is primarily owned by institutional investors, who hold approximately 89.2% of shares. The largest shareholder is BLACKROCK, INC. with a 11.61% stake. Company insiders hold 2.07%. Data sourced from SEC Form 13F as of September 30, 2025.