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, Q4 2023
Institutional positions in Mastec Inc as of Dec 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
- 368
- −11 vs. Q3 2023
- Shares held
- 61.6M
- +4.55M (+8.0%) vs. Q3 2023
- Total value
- $4.66B
- +$548.3M (+13.3%) vs. Q3 2023
- New holders
- 70
- 120 more added
- Sold out
- 81
- 117 more reduced
3 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2023: 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, Q4 2023
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 5,969,314 | $452.0M | 0.01% | −8160.0% | Reduced |
| BlackRock Inc. | 5,425,430 | $410.8M | 0.01% | +90,787+1.7% | Added |
| Nordea Investment Management AB | 3,963,774 | $297.0M | 0.38% | +1,027,085+35.0% | Added |
| Allspring Global Investments Holdings, LLC | 3,496,154 | $264.7M | 0.44% | −161,913−4.4% | Reduced |
| Alliancebernstein L.P. | 3,474,744 | $263.1M | 0.10% | +919,570+36.0% | Added |
| Invesco Ltd. | 2,120,997 | $160.6M | 0.04% | +544,724+34.6% | Added |
| Hill City Capital, LP | 2,070,000 | $156.7M | 13.84% | +1,135,000+121.4% | Added |
| State Street Corp | 1,765,121 | $133.7M | 0.01% | +66,640+3.9% | Added |
| Electron Capital Partners, LLC | 1,725,209 | $130.6M | 6.07% | +238,874+16.1% | Added |
| Dimensional Fund Advisors LP | 1,378,297 | $104.4M | 0.03% | −17,091−1.2% | Reduced |
| Legacy Advisors, LLC | 1,371,404 | $103.8M | 13.41% | +280.0% | Added |
| Macquarie Group Ltd | 1,293,310 | $97.9M | 0.11% | −139,836−9.8% | Reduced |
| Millennium Management LLC | 1,274,151 | $96.5M | 0.09% | +1,043,138+451.5% | Added |
| Alyeska Investment Group, L.P. | 1,193,631 | $90.4M | 0.61% | +654,043+121.2% | Added |
| Hood River Capital Management LLC | 1,132,059 | $85.7M | 2.36% | +641,171+130.6% | Added |
| Frontier Capital Management Co LLC | 1,041,868 | $78.9M | 0.80% | +312,991+42.9% | Added |
| Point72 Asset Management, L.P. | 1,022,700 | $77.4M | 0.23% | +502,039+96.4% | Added |
| Geode Capital Management, LLC | 942,717 | $71.4M | 0.01% | +30,695+3.4% | Added |
| Orbis Allan Gray Ltd | 913,029 | $69.1M | 0.43% | +414,819+83.3% | Added |
| Marshall Wace, LLP | 785,735 | $59.5M | 0.11% | −4,162−0.5% | Reduced |
| Citadel Advisors LLC | 778,046 | $58.9M | 0.06% | −283,411−26.7% | Reduced |
| ACK Asset Management LLC | 772,300 | $58.5M | 7.03% | +267,300+52.9% | Added |
| JPMorgan Chase & Co | 650,329 | $49.2M | 0.01% | −77,523−10.7% | Reduced |
| Norges Bank | 620,309 | $47.0M | 0.01% | +25,394+4.3% | Added |
| Schroder Investment Management Group | 614,839 | $46.6M | 0.06% | +299,567+95.0% | Added |
| Charles Schwab Investment Management Inc | 597,747 | $45.3M | 0.01% | +25,779+4.5% | Added |
| Morgan Stanley | 581,032 | $44.0M | 0.00% | +118,382+25.6% | Added |
| Vontobel Holding Ltd. | 518,334 | $39.2M | 0.33% | +72,090+16.2% | Added |
| DnB Asset Management AS | 499,914 | $37.9M | 0.20% | +151,345+43.4% | Added |
| Bank of New York Mellon Corp | 499,880 | $37.9M | 0.01% | −37,893−7.0% | Reduced |
| Northern Trust Corp | 443,516 | $33.6M | 0.01% | +8,183+1.9% | Added |
| SG Capital Management LLC | 417,928 | $31.6M | 11.23% | +417,928 | New |
| Mirae Asset Global Investments Co., Ltd. | 411,216 | $31.1M | 0.06% | −3,974−1.0% | Reduced |
| First Trust Advisors LP | 382,631 | $29.0M | 0.03% | +212,955+125.5% | Added |
| Samlyn Capital, LLC | 371,287 | $28.1M | 0.61% | +371,287 | New |
| Country Trust Bank | 354,334 | $26.8M | 0.75% | +27,086+8.3% | Added |
| Manufacturers Life Insurance Company, The | 343,040 | $26.0M | 0.02% | +18,402+5.7% | Added |
| Swedbank AB | 280,200 | $21.2M | 0.03% | 00.0% | Unchanged |
| Bruni J V & Co | 237,975 | $18.0M | 2.24% | +5,189+2.2% | Added |
| Community Trust & Investment Co | 235,763 | $17.9M | 1.37% | +57,570+32.3% | Added |
| UBS Asset Management Americas Inc | 233,314 | $17.7M | 0.01% | −3,133−1.3% | Reduced |
| Bank of America Corp | 230,446 | $17.4M | 0.00% | −5,408−2.3% | Reduced |
| Principal Financial Group Inc | 222,032 | $16.8M | 0.01% | −1,077−0.5% | Reduced |
| Edmond de Rothschild Holding S.A. | 220,000 | $16.7M | 0.30% | −23,617−9.7% | Reduced |
| SEI Investments Co | 204,375 | $15.5M | 0.02% | +60,047+41.6% | Added |
| Pzena Investment Management LLC | 201,777 | $15.3M | 0.06% | 00.0% | Unchanged |
| Candriam Luxembourg S.C.A. | 199,022 | $15.1M | 0.10% | +5,058+2.6% | Added |
| Nuveen Asset Management, LLC | 194,285 | $14.7M | 0.00% | +7,067+3.8% | Added |
| PointState Capital LP | 188,417 | $14.3M | 0.51% | +81,945+77.0% | Added |
| Rhumbline Advisers | 185,595 | $14.1M | 0.01% | −6,295−3.3% | Reduced |
| Retirement Systems of Alabama | 183,689 | $13.9M | 0.06% | +25,534+16.1% | Added |
| Squarepoint Ops LLC | 174,971 | $13.2M | 0.05% | +97,596+126.1% | Added |
| Kirr Marbach & Co LLC | 174,321 | $13.2M | 3.46% | +80.0% | Added |
| PEAK6 Investments LLC | 171,899 | $13.0M | 0.56% | +153,307+824.6% | Added |
| Ameriprise Financial Inc | 170,734 | $12.9M | 0.00% | −10,248−5.7% | Reduced |
| Two Sigma Advisers, LP | 169,500 | $12.8M | 0.03% | +169,500 | New |
| Kennedy Capital Management, Inc. | 152,073 | $11.5M | 0.25% | −55,737−26.8% | Reduced |
| Assenagon Asset Management S.A. | 140,736 | $10.7M | 0.03% | +71,616+103.6% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 138,144 | $10.5M | 0.04% | −194,383−58.5% | Reduced |
| Peregrine Capital Management LLC | 136,852 | $10.4M | 0.31% | +123,299+909.8% | Added |
| 1060 Capital, LLC | 135,000 | $10.2M | 31.71% | +135,000 | New |
| Muhlenkamp & Co Inc | 131,009 | $9.92M | 3.24% | +1,332+1.0% | Added |
| Intrinsic Edge Capital Management LLC | 130,000 | $9.84M | 1.05% | +130,000 | New |
| Man Group plc | 127,949 | $9.69M | 0.03% | – | – |
| Swiss National Bank | 124,300 | $9.41M | 0.01% | −14,400−10.4% | Reduced |
| Jane Street Group, LLC | 119,799 | $9.07M | 0.01% | +52,521+78.1% | Added |
| California Public Employees Retirement System | 113,208 | $8.57M | 0.01% | −776−0.7% | Reduced |
| Pinebridge Investments, L.P. | 105,686 | $8.00M | 0.07% | +21,564+25.6% | Added |
| Jacobs Levy Equity Management, Inc | 103,320 | $7.82M | 0.04% | +46,971+83.4% | Added |
| FACT Capital, LP | 101,929 | $7.72M | 3.09% | +17,511+20.7% | Added |
| Credit Suisse AG | 100,310 | $7.60M | 0.01% | −136,776−57.7% | Reduced |
| Wells Fargo & Company | 99,110 | $7.50M | 0.00% | +7,050+7.7% | Added |
| State of Wisconsin Investment Board | 96,713 | $7.32M | 0.02% | +9,163+10.5% | Added |
| Truist Financial Corp | 94,834 | $7.18M | 0.01% | −15,770−14.3% | Reduced |
| Royce & Associates LP | 92,267 | $6.99M | 0.06% | 00.0% | Unchanged |
| Moran Wealth Management, LLC | 92,093 | $6.97M | 0.25% | −1,370−1.5% | Reduced |
| Legal & General Group Plc | 90,698 | $6.87M | 0.00% | −1,829−2.0% | Reduced |
| Goldman Sachs Group Inc | 87,524 | $6.63M | 0.00% | −321,080−78.6% | Reduced |
| Gotham Asset Management, LLC | 85,614 | $6.48M | 0.12% | +65,451+324.6% | Added |
| Sagefield Capital LP | 85,167 | $6.45M | 0.84% | +85,167 | New |
| Smith, Graham & Co., Investment Advisors, LP | 85,158 | $6.45M | 0.74% | +14,964+21.3% | Added |
| American International Group, Inc. | 81,662 | $6.18M | 0.03% | −3,512−4.1% | Reduced |
| AYAL Capital Advisors Ltd | 76,600 | $5.80M | 4.53% | +76,600 | New |
| LGT Group Foundation | 73,790 | $5.58M | 0.12% | +42,432+135.3% | Added |
| Susquehanna International Group, LLP | 69,568 | $5.27M | 0.01% | +37,794+118.9% | Added |
| California State Teachers Retirement System | 67,034 | $5.08M | 0.01% | −3,024−4.3% | Reduced |
| Simplex Trading, LLC | 64,523 | $4.88M | 0.15% | +41,682+182.5% | Added |
| Daiwa Securities Group Inc. | 64,500 | $4.88M | 0.03% | −9,500−12.8% | Reduced |
| Barclays PLC | 64,466 | $4.88M | 0.00% | +2,521+4.1% | Added |
| First Washington CORP | 63,492 | $4.81M | 1.85% | +8,302+15.0% | Added |
| Schonfeld Strategic Advisors LLC | 63,400 | $4.80M | 0.04% | −295,744−82.3% | Reduced |
| British Columbia Investment Management Corp | 59,500 | $4.51M | 0.04% | −267,566−81.8% | Reduced |
| New York State Common Retirement Fund | 59,317 | $4.49M | 0.01% | −6,813−10.3% | Reduced |
| Twin Tree Management, LP | 54,411 | $4.12M | 0.07% | +54,411 | New |
| Texas Permanent School Fund | 51,989 | $3.94M | 0.03% | +654+1.3% | Added |
| State Board of Administration of Florida Retirement System | 50,130 | $3.80M | 0.01% | +6,288+14.3% | Added |
| Commonwealth Equity Services, LLC | 48,484 | $3.67M | 0.01% | +18,408+61.2% | Added |
| US Bancorp | 48,181 | $3.65M | 0.01% | −1,929−3.8% | Reduced |
| State of New Jersey Common Pension Fund D | 45,842 | $3.47M | 0.01% | +8,689+23.4% | Added |
| Walleye Trading LLC | 44,932 | $3.40M | 0.05% | +39,672+754.2% | Added |