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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, Q3 2024

Institutional positions in Mastec Inc as of Sep 30, 2024. 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
470
+44 vs. Q2 2024
Shares held
57.7M
+4.25M (+8.0%) vs. Q2 2024
Total value
$7.09B
+$1.36B (+23.8%) vs. Q2 2024
New holders
89
148 more added
Sold out
45
147 more reduced

4 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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.

Institutional holdersQ3 2024: 470 institutions
Q1 2021: 392 institutionsQ2 2021: 415 institutionsQ3 2021: 366 institutionsQ4 2021: 388 institutionsQ1 2022: 388 institutionsQ2 2022: 356 institutionsQ3 2022: 338 institutionsQ4 2022: 386 institutionsQ1 2023: 394 institutionsQ2 2023: 393 institutionsQ3 2023: 382 institutionsQ4 2023: 368 institutionsQ1 2024: 382 institutionsQ2 2024: 430 institutionsQ3 2024: 470 institutionsQ4 2024: 532 institutionsQ1 2025: 523 institutionsQ2 2025: 594 institutionsQ3 2025: 652 institutionsQ4 2025: 695 institutionsQ1 2026: 811 institutionsQ2 2026: 911 institutions
Value heldQ3 2024: $7.09B
Q1 2021: $5.59BQ2 2021: $5.77BQ3 2021: $4.53BQ4 2021: $4.77BQ1 2022: $4.70BQ2 2022: $3.91BQ3 2022: $3.53BQ4 2022: $4.97BQ1 2023: $5.49BQ2 2023: $6.85BQ3 2023: $4.11BQ4 2023: $4.66BQ1 2024: $5.51BQ2 2024: $6.35BQ3 2024: $7.09BQ4 2024: $7.83BQ1 2025: $6.56BQ2 2025: $9.50BQ3 2025: $12.2BQ4 2025: $12.8BQ1 2026: $18.6BQ2 2026: $24.7B
Institutions holding MTZ and their total value by quarter
QuarterHoldersValue
Q2 2026911$24.7B
Q1 2026811$18.6B
Q4 2025695$12.8B
Q3 2025652$12.2B
Q2 2025594$9.50B
Q1 2025523$6.56B
Q4 2024532$7.83B
Q3 2024470$7.09B
Q2 2024430$6.35B
Q1 2024382$5.51B
Q4 2023368$4.66B
Q3 2023382$4.11B
Q2 2023393$6.85B
Q1 2023394$5.49B
Q4 2022386$4.97B
Q3 2022338$3.53B
Q2 2022356$3.91B
Q1 2022388$4.70B
Q4 2021388$4.77B
Q3 2021366$4.53B
Q2 2021415$5.77B
Q1 2021392$5.59B

Institutions, Q3 2024

Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q2 2024.

Institutions holding MTZ in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.6,045,266$744.2M0.02%+6,045,266New
Vanguard Group Inc6,007,723$739.6M0.01%−17,990−0.3%Reduced
Pacer Advisors, Inc.2,260,865$278.3M0.59%+895,227+65.6%Added
Hill City Capital, LP2,130,000$262.2M17.32%00.0%Unchanged
Invesco Ltd.2,060,861$253.7M0.05%−273,034−11.7%Reduced
Nordea Investment Management AB1,985,758$247.1M0.28%−526,939−21.0%Reduced
State Street Corp1,823,967$224.5M0.01%+24,522+1.4%Added
Millennium Management LLC1,753,266$215.8M0.19%+1,144,034+187.8%Added
Hood River Capital Management LLC1,479,573$182.1M2.94%+285,323+23.9%Added
Alliancebernstein L.P.1,408,844$173.4M0.06%−1,050,447−42.7%Reduced
Electron Capital Partners, LLC1,266,569$155.9M7.50%−165,766−11.6%Reduced
Dimensional Fund Advisors LP1,223,476$150.6M0.04%+14,350+1.2%Added
Macquarie Group Ltd1,071,663$131.9M0.14%+6,139+0.6%Added
Geode Capital Management, LLC1,026,295$126.4M0.01%+16,844+1.7%Added
Citadel Advisors LLC888,530$109.4M0.11%−861,475−49.2%Reduced
ACK Asset Management LLC772,300$95.1M11.75%00.0%Unchanged
Point72 Asset Management, L.P.764,389$94.1M0.33%+279,778+57.7%Added
Cooper Creek Partners Management LLC757,892$93.3M3.01%+66,284+9.6%Added
Legacy Advisors, LLC739,869$91.1M9.86%−254,257−25.6%Reduced
AQR Capital Management LLC687,908$84.7M0.12%+425,404+162.1%Added
D1 Capital Partners L.P.SuperinvestorD1 Capital Partners664,828$81.8M1.58%−78,172−10.5%Reduced
Charles Schwab Investment Management Inc630,315$77.6M0.01%+7,469+1.2%Added
Allspring Global Investments Holdings, LLC621,643$76.5M0.12%−1,141,824−64.7%Reduced
Alyeska Investment Group, L.P.610,544$75.2M0.38%+610,544New
JPMorgan Chase & Co607,234$74.8M0.01%+34,139+6.0%Added
Vontobel Holding Ltd.531,393$65.4M0.21%+31,266+6.3%Added
Mirae Asset Global ETFs Holdings Ltd.513,092$63.2M0.14%+11,216+2.2%Added
Morgan Stanley511,339$62.9M0.00%+96,641+23.3%Added
Marshall Wace, LLP500,491$61.6M0.08%−217,595−30.3%Reduced
Northern Trust Corp462,012$56.9M0.01%−12,297−2.6%Reduced
Bank of New York Mellon Corp442,184$54.4M0.01%−48,042−9.8%Reduced
Jacobs Levy Equity Management, Inc397,467$48.9M0.19%+289,090+266.7%Added
SG Capital Management LLC396,448$48.8M7.06%+287,235+263.0%Added
Samlyn Capital, LLC372,975$45.9M0.74%−11,760−3.1%Reduced
Orbis Allan Gray Ltd358,813$44.2M0.23%−12,622−3.4%Reduced
Wolf Hill Capital Management, LP358,665$44.2M4.23%−67,560−15.9%Reduced
UBS Asset Management Americas Inc342,318$42.1M0.01%+1,421+0.4%Added
Mackenzie Financial Corp332,640$40.9M0.06%−54,500−14.1%Reduced
Assenagon Asset Management S.A.326,482$40.2M0.08%+77,976+31.4%Added
DnB Asset Management AS313,567$38.6M0.17%−63,863−16.9%Reduced
Manufacturers Life Insurance Company, The296,164$36.5M0.03%−2,228−0.7%Reduced
Van Eck Associates Corp282,970$34.6M0.04%+190,320+205.4%Added
Prudential Financial Inc265,952$32.7M0.05%+226,030+566.2%Added
Balyasny Asset Management LLC264,168$32.5M0.08%−493,239−65.1%Reduced
Bank of America Corp263,182$32.4M0.00%−5,545−2.1%Reduced
Country Trust Bank259,611$32.0M0.78%−53,454−17.1%Reduced
UBS Group AG247,033$30.4M0.01%+116,040+88.6%Added
Goldman Sachs Group Inc242,842$29.9M0.01%−45,554−15.8%Reduced
Barclays PLC242,066$29.8M0.01%+209,472+642.7%Added
Bruni J V & Co229,068$28.2M3.14%−4,286−1.8%Reduced
First Trust Advisors LP214,643$26.4M0.03%−309,237−59.0%Reduced
Canada Pension Plan Investment Board207,800$25.6M0.02%+49,500+31.3%Added
Intrinsic Edge Capital Management LLC203,606$25.1M3.11%+89,908+79.1%Added
Edmond de Rothschild Holding S.A.195,000$24.0M0.39%+15,000+8.3%Added
Gotham Asset Management, LLC193,092$23.8M0.25%+23,084+13.6%Added
Nuveen Asset Management, LLC192,897$23.7M0.01%−16,622−7.9%Reduced
Rokos Capital Management LLP193,007$23.7M0.83%00.0%Unchanged
Appian Way Asset Management LP189,400$23.3M5.24%+33,526+21.5%Added
Community Trust & Investment Co183,317$22.6M1.43%+2,036+1.1%Added
Frontier Capital Management Co LLC177,975$21.9M0.21%−172,901−49.3%Reduced
Schonfeld Strategic Advisors LLC175,076$21.6M0.18%+152,475+674.6%Added
Kirr Marbach & Co LLC173,781$21.4M4.78%−1,079−0.6%Reduced
Rhumbline Advisers172,364$21.2M0.02%−254−0.1%Reduced
Principal Financial Group Inc167,681$20.6M0.01%−54,636−24.6%Reduced
Penn Capital Management Co Inc154,949$19.1M1.76%−9,656−5.9%Reduced
Candriam Luxembourg S.C.A.152,109$18.7M0.11%−901−0.6%Reduced
Pinebridge Investments, L.P.148,300$18.3M0.14%−13,957−8.6%Reduced
New York State Common Retirement Fund137,619$16.9M0.02%−17,672−11.4%Reduced
PEAK6 Investments LLC131,331$16.2M0.81%−35,650−21.3%Reduced
Swiss National Bank124,200$15.3M0.01%−600−0.5%Reduced
Russell Investments Group, Ltd.121,528$15.0M0.02%+33,439+38.0%Added
Zurcher Kantonalbank (Zurich Cantonalbank)111,674$13.7M0.04%−4,174−3.6%Reduced
California Public Employees Retirement System110,229$13.6M0.01%+4,199+4.0%Added
Great Lakes Advisors, LLC107,607$13.2M0.11%+107,607New
Muhlenkamp & Co Inc105,271$13.0M3.97%+240.0%Added
Ameriprise Financial Inc103,615$12.8M0.00%+7,703+8.0%Added
Legal & General Group Plc96,549$11.9M0.00%+1,445+1.5%Added
Trexquant Investment LP96,240$11.8M0.15%+42,424+78.8%Added
SEI Investments Co91,410$11.3M0.01%−20,373−18.2%Reduced
State of Wisconsin Investment Board91,124$11.2M0.03%−1,581−1.7%Reduced
1060 Capital, LLC90,000$11.1M20.34%−10,000−10.0%Reduced
Moran Wealth Management, LLC89,341$11.0M0.34%−2,603−2.8%Reduced
Makena Capital Management LLC87,146$10.7M2.58%+25,532+41.4%Added
Qube Research & Technologies Ltd85,392$10.5M0.02%+85,392New
Royce & Associates LP84,959$10.5M0.10%−5,979−6.6%Reduced
HSBC Holdings PLC81,531$10.1M0.01%−15,867−16.3%Reduced
Retirement Systems of Alabama74,756$9.20M0.03%−236−0.3%Reduced
Decade Renewable Partners LP74,705$9.20M4.82%−21,325−22.2%Reduced
Two Sigma Investments, LP72,842$8.97M0.02%+50,942+232.6%Added
Corebridge Financial, Inc.72,782$8.96M0.05%−4,087−5.3%Reduced
Sterling Capital Management LLC67,496$8.31M0.11%+67,496New
Daiwa Securities Group Inc.65,300$8.04M0.04%+19,800+43.5%Added
Wells Fargo & Company63,174$7.78M0.00%−10,650−14.4%Reduced
Kennedy Capital Management, Inc.62,051$7.64M0.17%−35,958−36.7%Reduced
Two Sigma Advisers, LP61,200$7.53M0.02%−35,900−37.0%Reduced
Atom Investors LP61,018$7.51M0.79%+55,363+979.0%Added
California State Teachers Retirement System60,711$7.47M0.01%−1,739−2.8%Reduced
SIR Capital Management, L.P.60,223$7.41M0.72%−44,066−42.3%Reduced
Interval Partners, LP56,863$7.00M0.20%+33,611+144.6%Added
First Washington CORP55,996$6.89M2.74%−8,443−13.1%Reduced