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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 2021

Institutional positions in Mastec Inc as of Sep 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
366
−43 vs. Q2 2021
Shares held
52.4M
−1.96M (−3.6%) vs. Q2 2021
Total value
$4.53B
−$1.24B (−21.5%) vs. Q2 2021
New holders
36
134 more added
Sold out
79
132 more reduced

6 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2021: 366 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 2021: $4.53B
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 2021

Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q2 2021.

Institutions holding MTZ in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Ci Investments Inc.3$00.00%−7,221−100.0%Reduced
Eaton Vance Management522$00.00%−10−1.9%Reduced
Harbour Investments, Inc.13$1.00K0.00%00.0%Unchanged
Northwestern Mutual Wealth Management Co6$1.00K0.00%00.0%Unchanged
Financial Management Professionals, Inc.13$1.00K0.00%00.0%Unchanged
Versant Capital Management, Inc14$1.00K0.00%00.0%Unchanged
Raffa Wealth Management, LLC20$1.73K0.00%00.0%Unchanged
Central Trust Co21$2.00K0.00%00.0%Unchanged
Parkside Financial Bank & Trust17$2.00K0.00%00.0%Unchanged
Parallel Advisors, LLC37$3.00K0.00%−17−31.5%Reduced
Fieldpoint Private Securities, LLC30$3.00K0.00%00.0%Unchanged
Edge Wealth Management LLC34$3.00K0.00%+34New
Aua Capital Management, LLC47$4.00K0.00%−18−27.7%Reduced
First Manhattan Co55$4.00K0.00%+55New
AdvisorNet Financial, Inc57$5.00K0.00%00.0%Unchanged
Signaturefd, LLC58$5.00K0.00%+20+52.6%Added
Kowal Investment Group, LLC58$5.00K0.00%+58New
Bell Investment Advisors, Inc57$5.00K0.00%+57New
Retirement Group, LLC75$6.00K0.00%00.0%Unchanged
Sandy Spring Bank75$6.00K0.00%+75New
Proequities, Inc.85$7.00K0.00%−129−60.3%Reduced
Meeder Asset Management Inc77$7.00K0.00%+5+6.9%Added
Massmutual Trust Co FSB95$8.00K0.00%00.0%Unchanged
TCI Wealth Advisors, Inc.109$9.00K0.00%−33−23.2%Reduced
TSFG, LLC100$9.00K0.00%00.0%Unchanged
Delta Asset Management LLC112$10.0K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc117$10.0K0.00%+33+39.3%Added
Toth Financial Advisory Corp125$11.0K0.00%+100+400.0%Added
Harvest Fund Management Co., Ltd146$12.0K0.00%−540−78.7%Reduced
Solstein Capital, LLC139$12.0K0.01%00.0%Unchanged
First Horizon Advisors, Inc.156$13.0K0.00%+97+164.4%Added
First Command Bank176$15.0K0.00%00.0%Unchanged
First Command Financial Services, Inc.176$15.0K0.00%00.0%Unchanged
Close Asset Management Ltd200$17.0K0.00%00.0%Unchanged
IFP Advisors, Inc220$19.0K0.00%+220New
Spire Wealth Management248$21.0K0.00%−78−23.9%Reduced
Stonebridge Capital Advisors LLC275$24.0K0.00%00.0%Unchanged
Huntington National Bank285$25.0K0.00%+93+48.4%Added
Sonora Investment Management, LLC300$26.0K0.00%00.0%Unchanged
Bartlett & Co. LLC305$26.0K0.00%00.0%Unchanged
Bartlett & Co. Wealth Management LLC305$26.3K0.00%00.0%Unchanged
FinTrust Capital Advisors, LLC317$27.0K0.01%00.0%Unchanged
Hexagon Capital Partners LLC344$30.0K0.01%00.0%Unchanged
Cutler Group LP386$33.0K0.00%+386New
Steward Partners Investment Advisory, LLC419$36.0K0.00%+80+23.6%Added
Fifth Third Bancorp490$42.0K0.00%+65+15.3%Added
Northern Oak Wealth Management Inc500$43.0K0.01%00.0%Unchanged
North Star Investment Management Corp.500$43.0K0.00%00.0%Unchanged
Harbor Investment Advisory, LLC509$44.0K0.01%00.0%Unchanged
Private Capital Group, LLC626$54.0K0.01%+2+0.3%Added
Systematic Alpha Investments, LLC629$56.0K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec665$57.4K0.00%00.0%Unchanged
Tradition Wealth Management, LLC674$58.0K0.01%00.0%Unchanged
Quadrant Capital Group LLC693$60.0K0.01%+5+0.7%Added
Leonteq Securities AG800$69.0K0.00%−15−1.8%Reduced
Dark Forest Capital Management LP1,007$87.0K0.03%+967+2,417.5%Added
Kessler Investment Group, LLC1,204$104.0K0.07%00.0%Unchanged
NEXT Financial Group, Inc1,331$115.0K0.01%−47−3.4%Reduced
Group One Trading, L.P.1,412$122.0K0.00%−5,152−78.5%Reduced
Tower Research Capital LLC (TRC)1,483$128.0K0.00%−21,519−93.6%Reduced
Nisa Investment Advisors, LLC1,550$134.0K0.00%00.0%Unchanged
Geneos Wealth Management Inc.1,646$146.0K0.01%−50−2.9%Reduced
Captrust Financial Advisors1,725$149.0K0.00%−206−10.7%Reduced
The PNC Financial Services Group, Inc.1,817$157.0K0.00%+61+3.5%Added
American Portfolios Advisors1,823$157.3K0.01%00.0%Unchanged
SG3 Management, LLC2,000$173.0K0.06%+2,000New
State of Wyoming2,038$176.0K0.11%+908+80.4%Added
Simplex Trading, LLC2,003$213.0K0.01%−100−4.8%Reduced
Wedbush Securities Inc2,504$216.0K0.01%−207−7.6%Reduced
Migdal Insurance & Financial Holdings Ltd.2,503$216.0K0.00%+2,503New
Moneta Group Investment Advisors LLC2,596$224.0K0.01%−5−0.2%Reduced
Henshaw Capital LLC2,618$225.9K0.01%00.0%Unchanged
Lincoln National Corp2,627$227.0K0.00%+130+5.2%Added
World Asset Management Inc2,674$231.0K0.02%−120−4.3%Reduced
Holt Capital Advisors, L.L.C. dba Holt Capital Partners, L.P.2,700$233.0K0.04%00.0%Unchanged
Wintrust Investments LLC2,750$237.0K0.03%+2,750New
CIBC Asset Management Inc2,785$240.0K0.00%+162+6.2%Added
Stephens Inc2,794$241.0K0.00%+100+3.7%Added
Banco Santander, S.A.2,801$242.0K0.00%+2,801New
Utah Retirement Systems2,900$250.0K0.00%00.0%Unchanged
KBC Group NV2,905$251.0K0.00%00.0%Unchanged
Profund Advisors LLC2,939$254.0K0.01%−603−17.0%Reduced
First Hawaiian Bank2,992$258.0K0.01%00.0%Unchanged
Liberty One Investment Management, LLC3,036$262.0K0.04%−103−3.3%Reduced
D.A. Davidson & Co.3,050$263.0K0.00%−1,150−27.4%Reduced
Moors & Cabot, Inc.3,010$263.0K0.02%+1,000+49.8%Added
JustInvest LLC3,121$269.0K0.02%+3,121New
Peapack Gladstone Financial Corp3,201$276.0K0.01%00.0%Unchanged
Standard Life Aberdeen plc3,248$287.0K0.00%−207,657−98.5%Reduced
Twin Tree Management, LP3,341$288.0K0.01%−16,873−83.5%Reduced
Pendal Group Limited3,460$299.0K0.00%+3,460New
Horizon Investment Services, LLC3,485$301.0K0.15%−6,916−66.5%Reduced
Banque Cantonale Vaudoise3,651$315.0K0.01%00.0%Unchanged
Dorsey & Whitney Trust CO LLC3,795$327.0K0.03%+410+12.1%Added
Buckingham Strategic Wealth, LLC3,857$333.0K0.01%00.0%Unchanged
Maryland State Retirement & Pension System3,792$335.0K0.01%00.0%Unchanged
Exane Derivatives3,897$336.2K0.08%−3,240−45.4%Reduced
Intact Investment Management Inc.4,000$345.0K0.01%+4,000New
Renasant Bank4,003$346.0K0.27%00.0%Unchanged
Pictet Asset Management SA4,095$353.0K0.00%+4,095New