Mastec Inc
MTZ- Exchange
- NYSE
- Industry
- Water, Sewer, Pipeline, Comm & Power Line Construction
- SEC CIK
- 0000015615
No open-market purchases or sales by Mastec Inc insiders were filed in the last 90 days; 911 institutions reported holding it in 13F filings for Q2 2026, worth $24.7B in total; 4 superinvestors hold it, including Lone Pine Capital and Coatue Management.
13F holders, Q1 2023
Institutional positions in Mastec Inc as of Mar 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 394
- +11 vs. Q4 2022
- Shares held
- 58.1M
- +26.9K (0.0%) vs. Q4 2022
- Total value
- $5.49B
- +$535.8M (+10.8%) vs. Q4 2022
- New holders
- 50
- 118 more added
- Sold out
- 39
- 147 more reduced
3 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MTZ on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 911 | $24.7B |
| Q1 2026 | 811 | $18.6B |
| Q4 2025 | 695 | $12.8B |
| Q3 2025 | 652 | $12.2B |
| Q2 2025 | 594 | $9.50B |
| Q1 2025 | 523 | $6.56B |
| Q4 2024 | 532 | $7.83B |
| Q3 2024 | 470 | $7.09B |
| Q2 2024 | 430 | $6.35B |
| Q1 2024 | 382 | $5.51B |
| Q4 2023 | 368 | $4.66B |
| Q3 2023 | 382 | $4.11B |
| Q2 2023 | 393 | $6.85B |
| Q1 2023 | 394 | $5.49B |
| Q4 2022 | 386 | $4.97B |
| Q3 2022 | 338 | $3.53B |
| Q2 2022 | 356 | $3.91B |
| Q1 2022 | 388 | $4.70B |
| Q4 2021 | 388 | $4.77B |
| Q3 2021 | 366 | $4.53B |
| Q2 2021 | 415 | $5.77B |
| Q1 2021 | 392 | $5.59B |
Institutions, Q1 2023
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Northwestern Mutual Investment Management Company, LLC | 13,145 | $1.24M | 0.03% | +7,688+140.9% | Added |
| American Century Companies Inc | 13,693 | $1.29M | 0.00% | +931+7.3% | Added |
| Erste Asset Management GmbH | 13,699 | $1.29M | 0.02% | +1,811+15.2% | Added |
| Lansing Street Advisors | 13,755 | $1.30M | 0.81% | −1,184−7.9% | Reduced |
| Polar Asset Management Partners Inc. | 13,799 | $1.30M | 0.02% | 00.0% | Unchanged |
| Terra Nova Asset Management LLC | 13,957 | $1.32M | 1.29% | −409−2.8% | Reduced |
| Teacher Retirement System of Texas | 14,139 | $1.33M | 0.01% | +4,257+43.1% | Added |
| Two Sigma Investments, LP | 14,416 | $1.36M | 0.00% | +10,029+228.6% | Added |
| State of Michigan Retirement System | 14,939 | $1.41M | 0.01% | −100−0.7% | Reduced |
| Gables Capital Management Inc. | 15,175 | $1.43M | 1.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 15,242 | $1.44M | 0.06% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 15,256 | $1.44M | 0.02% | −5,603−26.9% | Reduced |
| Citigroup Inc | 15,267 | $1.44M | 0.00% | +5,934+63.6% | Added |
| Legato Capital Management LLC | 15,519 | $1.47M | 0.27% | +5,158+49.8% | Added |
| Thrivent Financial for Lutherans | 15,637 | $1.48M | 0.00% | −68−0.4% | Reduced |
| Louisiana State Employees Retirement System | 15,700 | $1.48M | 0.04% | −100−0.6% | Reduced |
| CWM Advisors, LLC | 15,756 | $1.49M | 0.19% | +99+0.6% | Added |
| 1492 Capital Management LLC | 17,117 | $1.62M | 1.00% | +4,565+36.4% | Added |
| Oregon Public Employees Retirement Fund | 17,347 | $1.64M | 0.02% | −23−0.1% | Reduced |
| Dai-Ichi Life Insurance Company, Ltd | 17,738 | $1.68M | 0.04% | −176−1.0% | Reduced |
| Dana Investment Advisors, Inc. | 18,045 | $1.70M | 0.09% | −1,277−6.6% | Reduced |
| Bouvel Investment Partners, LLC | 18,048 | $1.70M | 1.00% | +550+3.1% | Added |
| Arizona State Retirement System | 18,135 | $1.71M | 0.02% | +556+3.2% | Added |
| Bangor Savings Bank | 18,323 | $1.73M | 0.20% | +47+0.3% | Added |
| Envestnet Asset Management Inc | 18,437 | $1.74M | 0.00% | −287−1.5% | Reduced |
| STRS Ohio | 18,658 | $1.76M | 0.01% | −224−1.2% | Reduced |
| Ensign Peak Advisors, Inc | 19,310 | $1.82M | 0.00% | +2,250+13.2% | Added |
| Emerald Advisers, LLC | 19,588 | $1.85M | 0.09% | +2,463+14.4% | Added |
| Paradigm Financial Partners, LLC | 19,800 | $1.87M | 0.51% | 00.0% | Unchanged |
| Royal Bank of Canada | 20,281 | $1.92M | 0.00% | +3,762+22.8% | Added |
| Bokf, NA | 20,576 | $1.94M | 0.04% | +20,576 | New |
| Hancock Whitney Corp | 21,117 | $2.00M | 0.08% | −1,068−4.8% | Reduced |
| PFS Investments Inc. | 22,959 | $2.00M | 0.03% | −24,301−51.4% | Reduced |
| Leavell Investment Management, Inc. | 21,345 | $2.02M | 0.14% | 00.0% | Unchanged |
| Walleye Capital LLC | 21,636 | $2.04M | 0.04% | −21,503−49.8% | Reduced |
| Gotham Asset Management, LLC | 21,932 | $2.07M | 0.05% | +5,729+35.4% | Added |
| Sheets Smith Wealth Management | 21,964 | $2.07M | 0.32% | 00.0% | Unchanged |
| Illinois Municipal Retirement Fund | 22,319 | $2.11M | 0.04% | −11,502−34.0% | Reduced |
| Boothbay Fund Management, LLC | 22,322 | $2.11M | 0.06% | −1,904−7.9% | Reduced |
| Credit Agricole S A | 22,707 | $2.14M | 0.09% | −2,305−9.2% | Reduced |
| Icon Advisers Inc | 24,000 | $2.27M | 0.58% | +24,000 | New |
| Pallas Capital Advisors LLC | 26,513 | $2.33M | 0.22% | +915+3.6% | Added |
| AMF Pensionsforsakring AB | 26,150 | $2.47M | 0.03% | −3,180−10.8% | Reduced |
| Captrust Financial Advisors | 26,520 | $2.50M | 0.01% | −65−0.2% | Reduced |
| Evergreen Capital Management LLC | 26,543 | $2.51M | 0.11% | −200−0.7% | Reduced |
| New York State Teachers Retirement System | 26,557 | $2.51M | 0.01% | 00.0% | Unchanged |
| Thomas J. Herzfeld Advisors, Inc. | 26,568 | $2.51M | 1.02% | −3,300−11.0% | Reduced |
| Treasurer of the State of North Carolina | 26,651 | $2.52M | 0.01% | +190+0.7% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 26,687 | $2.52M | 0.02% | +162+0.6% | Added |
| Menlo Advisors LLC | 27,155 | $2.56M | 1.76% | −150−0.5% | Reduced |
| State of Tennessee, Treasury Department | 27,604 | $2.61M | 0.01% | −1,802−6.1% | Reduced |
| Campbell Newman Asset Management Inc | 27,685 | $2.61M | 0.25% | +252+0.9% | Added |
| Schechter Investment Advisors, LLC | 28,294 | $2.67M | 0.25% | +277+1.0% | Added |
| Blue Rock Advisors, LLC | 29,069 | $2.75M | 6.16% | +29,069 | New |
| Bridge City Capital, LLC | 29,152 | $2.75M | 1.38% | −110−0.4% | Reduced |
| Advisors Asset Management, Inc. | 29,351 | $2.77M | 0.06% | +2,983+11.3% | Added |
| Janus Henderson Group PLC | 29,925 | $2.83M | 0.00% | +17,318+137.4% | Added |
| Public Employees Retirement System of Ohio | 30,306 | $2.86M | 0.01% | −941−3.0% | Reduced |
| Eudaimonia Partners, LLC | 30,594 | $2.89M | 0.70% | +300+1.0% | Added |
| Commonwealth Equity Services, LLC | 31,058 | $2.93M | 0.01% | +757+2.5% | Added |
| Yousif Capital Management, LLC | 31,294 | $2.96M | 0.04% | −85−0.3% | Reduced |
| Russell Investments Group, Ltd. | 31,356 | $2.96M | 0.01% | −6,596−17.4% | Reduced |
| LGT Group Foundation | 32,278 | $3.05M | 0.09% | −15,453−32.4% | Reduced |
| O'Shaughnessy Asset Management, LLC | 33,157 | $3.13M | 0.05% | +12,602+61.3% | Added |
| Baird Financial Group, Inc. | 34,762 | $3.28M | 0.01% | +7,860+29.2% | Added |
| MetLife Investment Management | 36,368 | $3.43M | 0.02% | −796−2.1% | Reduced |
| State of New Jersey Common Pension Fund D | 37,153 | $3.51M | 0.01% | +1,698+4.8% | Added |
| Price T Rowe Associates Inc | 38,554 | $3.64M | 0.00% | +965+2.6% | Added |
| Voya Investment Management LLC | 38,809 | $3.67M | 0.00% | −309−0.8% | Reduced |
| Great West Life Assurance Co | 38,840 | $3.67M | 0.01% | −850−2.1% | Reduced |
| Amalgamated Bank | 41,008 | $3.87M | 0.03% | −11,025−21.2% | Reduced |
| Royce & Associates LP | 42,267 | $3.99M | 0.04% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 45,180 | $4.27M | 0.01% | +6,100+15.6% | Added |
| Gs Investments, Inc. | 45,583 | $4.30M | 2.49% | −100−0.2% | Reduced |
| Ardsley Advisory Partners LP | 46,320 | $4.37M | 0.96% | −10,000−17.8% | Reduced |
| Mariner, LLC | 47,112 | $4.45M | 0.01% | −823−1.7% | Reduced |
| Mutual of America Capital Management LLC | 47,648 | $4.50M | 0.05% | −766−1.6% | Reduced |
| Stifel Financial Corp | 48,035 | $4.54M | 0.01% | +24,688+105.7% | Added |
| Lombard Odier Asset Management (Switzerland) SA | 48,150 | $4.55M | 0.40% | −14,992−23.7% | Reduced |
| Susquehanna International Group, LLP | 48,177 | $4.55M | 0.01% | +48,177 | New |
| Profit Investment Management, LLC | 49,508 | $4.68M | 3.09% | 00.0% | Unchanged |
| Lisanti Capital Growth, LLC | 49,520 | $4.68M | 0.65% | +49,520 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 49,819 | $4.70M | 0.03% | +20,773+71.5% | Added |
| US Bancorp | 51,358 | $4.85M | 0.01% | −932−1.8% | Reduced |
| West Coast Financial LLC | 51,780 | $4.89M | 0.75% | +12,924+33.3% | Added |
| First National Bank of Omaha | 52,768 | $4.98M | 0.30% | −2,273−4.1% | Reduced |
| Texas Permanent School Fund | 53,136 | $5.02M | 0.05% | +13,497+34.0% | Added |
| Wilbanks Smith & Thomas Asset Management LLC | 53,783 | $5.08M | 0.18% | −1,995−3.6% | Reduced |
| Nicholas Investment Partners, LP | 54,162 | $5.12M | 0.39% | +54,162 | New |
| Asset Management One Co.,Ltd. | 54,265 | $5.12M | 0.02% | −2,187−3.9% | Reduced |
| Bellecapital International Ltd. | 56,664 | $5.35M | 1.33% | +666+1.2% | Added |
| South Dakota Investment Council | 57,770 | $5.46M | 0.12% | 00.0% | Unchanged |
| Moore Capital Management, LP | 57,965 | $5.47M | 0.17% | −47,632−45.1% | Reduced |
| Townsend Asset Management Corp | 59,202 | $5.59M | 2.89% | +1,088+1.9% | Added |
| Man Group plc | – | $5.73M | 0.02% | – | – |
| Smith, Graham & Co., Investment Advisors, LP | 60,721 | $5.73M | 0.70% | −10,303−14.5% | Reduced |
| Castleark Management LLC | 65,430 | $6.18M | 0.30% | 00.0% | Unchanged |
| Yaupon Capital Management LP | 65,516 | $6.19M | 0.97% | −88,244−57.4% | Reduced |
| Rockefeller Capital Management L.P. | 68,328 | $6.45M | 0.03% | −8,116−10.6% | Reduced |
| UBS Group AG | 70,234 | $6.63M | 0.00% | +3,762+5.7% | Added |