Mario Gabelli's MLI Position Overview
Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 3.28 M shares of Mueller Industries, Inc. (MLI) worth $181.44 M, representing 1.79% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 52 quarters.
Based on 13F filings since 2013, Mario Gabelli has maintained a long-term strategic position in MLI, representing a significant commitment to this investment thesis. Largest addition occurred in Q3 2014, adding 2.4 M shares. Largest reduction occurred in Q2 2020, reducing 1.81 M shares.
Analysis based on 13F filings available since 2013 Q2
Mario Gabelli's Mueller Industries (MLI) Holding Value Over Time
Track share changes against reported price movement
Quarterly Mueller Industries (MLI) Trades by Mario Gabelli
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | -459,468 | Reduce 12.30% | 3.28 M | $55.40 |
| Q4 2025 | -653,336 | Reduce 14.89% | 3.73 M | $57.40 |
| Q3 2025 | -808,522 | Reduce 15.56% | 4.39 M | $50.55 |
| Q2 2025 | -130,458 | Reduce 2.45% | 5.2 M | $39.73 |
| Q1 2025 | -79,972 | Reduce 1.48% | 5.33 M | $38.07 |
| Q4 2024 | -682,408 | Reduce 11.21% | 5.41 M | $39.68 |
| Q3 2024 | -561,316 | Reduce 8.44% | 6.09 M | $37.05 |
| Q2 2024 | -635,296 | Reduce 8.72% | 6.65 M | $28.47 |
| Q1 2024 | -412,862 | Reduce 5.36% | 7.29 M | $26.96 |
| Q4 2023 | -276,110 | Reduce 3.46% | 7.7 M | $23.57 |
| Q3 2023 | -209,504 | Reduce 2.56% | 7.97 M | $18.79 |
| Q2 2023 | -902,508 | Reduce 9.93% | 8.18 M | $21.82 |
| Q1 2023 | -749,256 | Reduce 7.62% | 9.09 M | $18.37 |
| Q4 2022 | -620,912 | Reduce 5.94% | 9.84 M | $14.75 |
| Q3 2022 | -1.71 M | Reduce 14.08% | 10.46 M | $14.86 |
| Q2 2022 | -162,924 | Reduce 1.32% | 12.17 M | $13.32 |
| Q1 2022 | -67,540 | Reduce 0.54% | 12.33 M | $13.54 |
| Q4 2021 | -234,164 | Reduce 1.85% | 12.4 M | $14.84 |
| Q3 2021 | -90,784 | Reduce 0.71% | 12.64 M | $10.28 |
| Q2 2021 | -86,976 | Reduce 0.68% | 12.73 M | $10.83 |
| Q1 2021 | -851,572 | Reduce 6.23% | 12.81 M | $10.34 |
| Q4 2020 | -108,312 | Reduce 0.79% | 13.66 M | $8.78 |
| Q3 2020 | -429,472 | Reduce 3.02% | 13.77 M | $6.77 |
| Q2 2020 | -1.81 M | Reduce 11.28% | 14.2 M | $6.65 |
| Q1 2020 | +202,460 | Add 1.28% | 16.01 M | $5.98 |
| Q4 2019 | -139,620 | Reduce 0.88% | 15.81 M | $7.94 |
| Q3 2019 | -1.35 M | Reduce 7.78% | 15.95 M | $7.17 |
| Q2 2019 | +301,188 | Add 1.77% | 17.29 M | $7.32 |
| Q1 2019 | -145,460 | Reduce 0.85% | 16.99 M | $7.83 |
| Q4 2018 | -155,532 | Reduce 0.90% | 17.13 M | $5.84 |
| Q3 2018 | -128,984 | Reduce 0.74% | 17.29 M | $7.24 |
| Q2 2018 | +1.34 M | Add 8.30% | 17.42 M | $7.38 |
| Q1 2018 | +822,020 | Add 5.39% | 16.08 M | $6.54 |
| Q4 2017 | -1.03 M | Reduce 6.32% | 15.26 M | $8.86 |
| Q3 2017 | +548,324 | Add 3.48% | 16.29 M | $8.74 |
| Q2 2017 | +211,200 | Add 1.36% | 15.74 M | $7.61 |
| Q1 2017 | -604,804 | Reduce 3.75% | 15.53 M | $8.56 |
| Q4 2016 | -311,472 | Reduce 1.89% | 16.14 M | $9.99 |
| Q3 2016 | -14,928 | Reduce 0.09% | 16.45 M | $8.11 |
| Q2 2016 | +531,384 | Add 3.34% | 16.46 M | $7.97 |
| Q1 2016 | +464,672 | Add 3.00% | 15.93 M | $7.36 |
| Q4 2015 | +292,128 | Add 1.93% | 15.47 M | $6.78 |
| Q3 2015 | +615,300 | Add 4.23% | 15.17 M | $7.39 |
| Q2 2015 | +221,168 | Add 1.54% | 14.56 M | $8.68 |
| Q1 2015 | -322,400 | Reduce 2.20% | 14.34 M | $9.03 |
| Q4 2014 | +386,232 | Add 2.71% | 14.66 M | $8.54 |
| Q3 2014 | +2.4 M | Add 20.25% | 14.27 M | $7.14 |
| Q2 2014 | +1.6 M | Add 15.54% | 11.87 M | $7.35 |
| Q1 2014 | +149,600 | Add 1.48% | 10.27 M | $7.50 |
| Q4 2013 | +384,800 | Add 3.95% | 10.12 M | $7.88 |
| Q3 2013 | +1.31 M | Add 15.48% | 9.74 M | $6.96 |
| Q2 2013 | +8.43 M | Add 0.00% | 8.43 M | $6.30 |
Mario Gabelli's Mueller Industries Investment FAQs
Mario Gabelli first purchased Mueller Industries, Inc. (MLI) in Q2 2013, acquiring 8,432,800 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mario Gabelli has held Mueller Industries, Inc. (MLI) for 52 quarters since Q2 2013.
Mario Gabelli's largest addition to Mueller Industries, Inc. (MLI) was in Q2 2013, adding 8,432,800 shares worth $53.16 M.
According to the latest 13F filing for Q1 2026, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 3,275,020 shares of Mueller Industries, Inc. (MLI), valued at approximately $181.44 M.
As of the Q1 2026 filing, Mueller Industries, Inc. (MLI) represents approximately 1.79% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.
Mario Gabelli's peak holding in Mueller Industries, Inc. (MLI) was 17,419,148 shares, as reported at the end of Q2 2018.