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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, Q2 2021

Institutional positions in Mastec Inc as of Jun 30, 2021. 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
415
+25 vs. Q1 2021
Shares held
54.4M
−5.29M (−8.9%) vs. Q1 2021
Total value
$5.77B
+$182.6M (+3.3%) vs. Q1 2021
New holders
66
114 more added
Sold out
41
176 more reduced

2 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 holdersQ2 2021: 415 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 heldQ2 2021: $5.77B
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, Q2 2021

Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q1 2021.

Institutions holding MTZ in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
ExodusPoint Capital Management, LP47,176$5.00M0.08%+44,130+1,448.8%Added
Marietta Investment Partners LLC47,247$5.01M1.14%+33,163+235.5%Added
Hancock Whitney Corp48,226$5.12M0.16%+1,254+2.7%Added
Leuthold Group, LLC48,624$5.16M0.63%−909−1.8%Reduced
Victory Capital Management Inc49,627$5.26M0.01%+1,673+3.5%Added
Ensign Peak Advisors, Inc49,855$5.29M0.01%+4,355+9.6%Added
Mutual of America Capital Management LLC50,674$5.38M0.05%−33−0.1%Reduced
South Dakota Investment Council51,406$5.45M0.10%−14,230−21.7%Reduced
Bank of Nova Scotia51,450$5.46M0.01%+51,450New
AXA S.A.51,800$5.50M0.02%+28,400+121.4%Added
Asset Management One Co.,Ltd.52,018$5.52M0.02%+10,361+24.9%Added
Raymond James & Associates52,432$5.56M0.01%−63,349−54.7%Reduced
Amalgamated Bank52,821$5.60M0.04%+47,526+897.6%Added
Icon Advisers Inc53,395$5.67M0.92%00.0%Unchanged
Moore Capital Management, LP56,142$5.96M0.11%−3,401−5.7%Reduced
Snowden Capital Advisors LLC56,416$5.99M0.30%+27,126+92.6%Added
Profit Investment Management, LLC58,791$6.24M3.30%00.0%Unchanged
Russell Investments Group, Ltd.60,429$6.41M0.01%−66,078−52.2%Reduced
Lisanti Capital Growth, LLC62,605$6.64M0.82%−54,045−46.3%Reduced
Picton Mahoney Asset Management63,026$6.69M0.24%−4,739−7.0%Reduced
Thomas J. Herzfeld Advisors, Inc.66,874$7.09M2.96%−5,000−7.0%Reduced
SIR Capital Management, L.P.67,280$7.14M1.06%−6,700−9.1%Reduced
Royal Bank of Canada68,442$7.26M0.00%+4,413+6.9%Added
First Washington CORP69,990$7.43M2.77%00.0%Unchanged
Scopus Asset Management, L.P.72,463$7.69M0.13%−68,814−48.7%Reduced
Barclays PLC73,588$7.81M0.01%−728,363−90.8%Reduced
Rockefeller Capital Management L.P.75,294$7.99M0.04%+23,040+44.1%Added
New York State Common Retirement Fund75,941$8.06M0.01%+1,152+1.5%Added
AQR Capital Management LLC77,537$8.19M0.01%+39,053+101.5%Added
Brookfield Asset Management Inc.78,927$8.37M0.04%+78,927New
Smith, Graham & Co., Investment Advisors, LP79,815$8.47M0.75%−12,384−13.4%Reduced
Man Group plc80,356$8.53M0.03%+34,740+76.2%Added
D. E. Shaw & Co., Inc.82,279$8.73M0.01%+82,279New
Foundry Partners, LLC82,435$8.75M0.30%−86,188−51.1%Reduced
Legal & General Group Plc84,385$8.95M0.00%−17,391−17.1%Reduced
First National Bank of Omaha101,358$9.50M0.50%00.0%Unchanged
Baird Financial Group, Inc.93,121$9.88M0.03%+74,760+407.2%Added
California State Teachers Retirement System95,912$10.2M0.01%+9,963+11.6%Added
UBS Oconnor LLC96,467$10.2M0.09%−70,431−42.2%Reduced
Susquehanna International Group, LLP96,786$10.3M0.01%+96,786New
Carmignac Gestion97,721$10.4M0.12%−23,359−19.3%Reduced
Billings Capital Management, LLC98,345$10.4M13.26%−105,880−51.8%Reduced
American International Group, Inc.100,323$10.6M0.04%−34,256−25.5%Reduced
Cubist Systematic Strategies, LLC101,361$10.8M0.12%−1,133−1.1%Reduced
Community Trust & Investment Co102,041$10.8M0.99%−560−0.5%Reduced
Manufacturers Life Insurance Company, The108,588$11.5M0.01%+10,794+11.0%Added
Squarepoint Ops LLC109,591$11.6M0.08%+42,644+63.7%Added
Handelsinvest Investeringsforvaltning110,000$11.7M1.30%−40,000−26.7%Reduced
Deutsche Bank AG113,132$12.0M0.01%−18,560−14.1%Reduced
UBS Group AG113,920$12.1M0.01%−1,799−1.6%Reduced
James Investment Research Inc117,909$12.5M1.07%−10,715−8.3%Reduced
Jane Street Group, LLC119,268$12.7M0.03%+111,291+1,395.1%Added
Assenagon Asset Management S.A.121,242$12.9M0.06%+121,242New
Balyasny Asset Management LLC122,309$13.0M0.07%−85,514−41.1%Reduced
Muhlenkamp & Co Inc129,175$13.7M5.03%+541+0.4%Added
California Public Employees Retirement System130,653$13.9M0.01%−2,480−1.9%Reduced
Swiss National Bank130,900$13.9M0.01%−4,100−3.0%Reduced
Nuveen Asset Management, LLC134,447$14.3M0.00%−155,639−53.7%Reduced
Alliancebernstein L.P.137,099$14.5M0.01%−71,062−34.1%Reduced
Zacks Investment Management138,358$14.7M0.24%+3,620+2.7%Added
Ergoteles LLC139,907$14.8M0.34%+139,907New
First Trust Advisors LP140,649$14.9M0.02%+11,714+9.1%Added
HRT Financial LP154,111$16.4M0.15%+154,111New
Retirement Systems of Alabama155,004$16.4M0.06%−26,057−14.4%Reduced
South Street Advisors LLC161,338$17.1M3.18%+161,338New
Rhumbline Advisers166,638$17.7M0.02%−22,413−11.9%Reduced
Bragg Financial Advisors, Inc169,097$17.9M1.15%−835−0.5%Reduced
Candriam Luxembourg S.C.A.177,548$18.8M0.13%+177,548New
Agf Investments Inc.180,000$19.1M0.14%+30,000+20.0%Added
Kirr Marbach & Co LLC191,131$20.3M5.77%−10,360−5.1%Reduced
Principal Financial Group Inc196,429$20.8M0.01%+105+0.1%Added
Parametric Portfolio Associates LLC199,443$21.2M0.01%−2,049−1.0%Reduced
Renaissance Technologies LLC210,100$22.3M0.03%+31,000+17.3%Added
Standard Life Aberdeen plc210,905$22.4M0.05%+18,732+9.7%Added
Voloridge Investment Management, LLC214,166$22.7M0.16%+22,902+12.0%Added
Prudential PLC225,625$23.9M0.22%−535,250−70.3%Reduced
Bruni J V & Co232,933$24.7M3.13%−7,523−3.1%Reduced
Truist Financial Corp249,240$26.4M0.04%−12,356−4.7%Reduced
Glenmede Trust Co NA256,262$27.2M0.14%−592−0.2%Reduced
Peconic Partners LLC276,521$29.3M2.94%−150,036−35.2%Reduced
Citadel Advisors LLC282,923$30.0M0.03%+282,923New
Mirae Asset Global Investments Co., Ltd.311,987$33.1M0.09%+110,416+54.8%Added
Goldman Sachs Group Inc350,726$37.2M0.01%−973,935−73.5%Reduced
UBS Asset Management Americas Inc358,731$38.1M0.02%+6,464+1.8%Added
Morgan Stanley363,864$38.6M0.01%+102,619+39.3%Added
Bank of America Corp369,954$39.3M0.00%−176,090−32.2%Reduced
DnB Asset Management AS373,122$39.6M0.26%−132,472−26.2%Reduced
Handelsbanken Fonder AB393,200$41.7M0.22%−124,800−24.1%Reduced
Ameriprise Financial Inc431,875$45.8M0.01%−110,696−20.4%Reduced
Kornitzer Capital Management Inc449,980$47.7M0.72%−62,525−12.2%Reduced
Credit Suisse AG456,411$48.0M0.04%−62,833−12.1%Reduced
Charles Schwab Investment Management Inc460,568$48.9M0.02%−109,436−19.2%Reduced
Envestnet Asset Management Inc484,611$51.4M0.03%+42,711+9.7%Added
Invesco Ltd.487,209$51.7M0.01%+331,795+213.5%Added
Northern Trust Corp492,455$52.2M0.01%−486,179−49.7%Reduced
Norges Bank553,769$58.8M0.01%−112,962−16.9%Reduced
Bank of New York Mellon Corp560,033$59.4M0.01%−111,631−16.6%Reduced
Millennium Management LLC600,701$63.7M0.08%+524,090+684.1%Added
JPMorgan Chase & Co603,835$64.1M0.01%−130,900−17.8%Reduced
Hood River Capital Management LLC651,561$69.1M2.06%−71,601−9.9%Reduced