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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, Q4 2024

Institutional positions in Mastec Inc as of Dec 31, 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
532
+70 vs. Q3 2024
Shares held
57.5M
+5.53K (0.0%) vs. Q3 2024
Total value
$7.83B
+$762.0M (+10.8%) vs. Q3 2024
New holders
111
192 more added
Sold out
41
155 more reduced

8 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2024: 532 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 heldQ4 2024: $7.83B
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, Q4 2024

Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q3 2024.

Institutions holding MTZ in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Baader Bank INC3,355$456.7K0.04%+3,355New
Utah Retirement Systems3,400$462.9K0.01%00.0%Unchanged
Coldstream Capital Management Inc3,434$467.5K0.01%+9+0.3%Added
MONECO Advisors, LLC3,458$470.8K0.05%−185−5.1%Reduced
FMR LLC3,481$473.9K0.00%+99+2.9%Added
M&T Bank Corp3,505$477.3K0.00%−109−3.0%Reduced
CWC Advisors, LLC.3,534$481.1K0.48%−71−2.0%Reduced
Thompson Investment Management, Inc.3,555$484.0K0.07%−500−12.3%Reduced
CWA Asset Management Group, LLC3,564$485.2K0.02%+3,564New
Group One Trading, L.P.3,569$485.9K0.02%+3,569New
Maryland State Retirement & Pension System3,575$486.7K0.01%00.0%Unchanged
Supplemental Annuity Collective Trust of NJ3,600$490.1K0.14%00.0%Unchanged
Avantax Advisory Services, Inc.3,600$490.1K0.00%+3,600New
Chung Wu Investment Group, LLC3,660$498.3K0.50%+3,660New
Intrust Bank NA3,676$500.4K0.05%−344−8.6%Reduced
Creative Planning3,713$505.5K0.00%+804+27.6%Added
Tributary Capital Management, LLC3,720$506.4K0.04%−1,500−28.7%Reduced
Private Advisor Group, LLC3,762$512.2K0.00%−194−4.9%Reduced
Resona Asset Management Co.,Ltd.3,854$524.0K0.00%−291−7.0%Reduced
Bridgefront Capital, LLC3,870$526.9K0.18%+547+16.5%Added
Chesapeake Capital Corp3,910$532.3K0.54%00.0%Unchanged
CAPROCK Group, Inc.3,924$534.2K0.02%+925+30.8%Added
Dorsey & Whitney Trust CO LLC3,983$542.2K0.03%−1,022−20.4%Reduced
Colony Group, LLC4,014$546.5K0.00%+528+15.1%Added
Leavell Investment Management, Inc.4,050$551.4K0.03%00.0%Unchanged
Aigen Investment Management, LP4,170$567.7K0.10%−286−6.4%Reduced
Caxton Associates LP4,222$574.8K0.02%+4,222New
Tower Research Capital LLC (TRC)4,223$574.9K0.01%−2,295−35.2%Reduced
Daymark Wealth Partners, LLC4,246$578.0K0.02%00.0%Unchanged
Guggenheim Capital LLC4,275$582.0K0.00%+1,516+54.9%Added
Virtus Investment Advisers, Inc.4,306$586.2K0.46%+2,676+164.2%Added
Precision Wealth Strategies, LLC4,336$590.3K0.46%+4,336New
Ausbil Investment Management Ltd4,123$604.8K0.36%−1,473−26.3%Reduced
Susquehanna Fundamental Investments, LLC4,500$612.6K0.01%+4,500New
Maxi Investments CY Ltd4,558$621.0K0.12%+4,558New
LGT Fund Management Co Ltd.4,572$622.4K0.05%+2,584+130.0%Added
Securian Asset Management, Inc4,619$628.8K0.02%−100−2.1%Reduced
Sanctuary Advisors, LLC4,352$639.4K0.00%+289+7.1%Added
ISAM Funds (UK) Ltd4,770$649.4K0.48%+4,770New
Concurrent Investment Advisors, LLC4,884$664.9K0.02%−132−2.6%Reduced
Prelude Capital Management, LLC4,919$669.7K0.06%+1,139+30.1%Added
Wolverine Trading, LLC5,053$686.2K0.02%+3,071+154.9%Added
JustInvest LLC5,146$700.6K0.01%+79+1.6%Added
Captrust Financial Advisors5,451$742.1K0.00%+910+20.0%Added
Neuberger Berman Group LLC5,507$749.7K0.00%+13+0.2%Added
Crestwood Advisors Group LLC5,647$768.8K0.01%−5−0.1%Reduced
Emerald Advisers, LLC5,775$786.2K0.03%+166+3.0%Added
Linden Thomas Advisory Services, LLC5,862$798.1K0.10%−19−0.3%Reduced
Cetera Investment Advisers5,921$806.1K0.00%−266−4.3%Reduced
Penn Capital Management Co Inc5,997$816.4K0.08%−148,952−96.1%Reduced
Simplex Trading, LLC6,420$874.0K0.02%−14,271−69.0%Reduced
Semanteon Capital Management, LP6,606$899.3K0.48%−518−7.3%Reduced
Public Employees Retirement Association of Colorado6,679$909.0K0.00%−115−1.7%Reduced
Hillsdale Investment Management Inc.6,700$912.1K0.05%+200+3.1%Added
New York Life Investment Management LLC6,721$915.0K0.01%−554−7.6%Reduced
State of Alaska, Department of Revenue7,023$956.0K0.01%+10+0.1%Added
Kayne Anderson Capital Advisors LP7,078$963.6K0.02%00.0%Unchanged
Pallas Capital Advisors LLC7,194$979.4K0.04%+19+0.3%Added
TrimTabs Asset Management, LLC7,319$996.4K0.13%+7,319New
First Dallas Securities Inc.7,600$1.03M0.42%+3,850+102.7%Added
Janney Montgomery Scott LLC7,824$1.06M0.00%+3,527+82.1%Added
Aquatic Capital Management LLC7,832$1.07M0.03%+3,137+66.8%Added
O'Shaughnessy Asset Management, LLC8,020$1.09M0.01%+963+13.6%Added
Harvest Fund Management Co., Ltd8,156$1.11M0.05%+5,743+238.0%Added
Nomura Holdings Inc8,169$1.11M0.01%+8,169New
D.A. Davidson & Co.8,545$1.16M0.01%−335−3.8%Reduced
Xponance, Inc.8,716$1.19M0.01%+447+5.4%Added
Franklin Resources Inc8,751$1.19M0.00%+8,751New
Federated Hermes, Inc.8,886$1.21M0.00%+1,287+16.9%Added
Mirae Asset Global Investments Co., Ltd.8,940$1.21M0.00%+8,255+1,205.1%Added
Carmignac Gestion8,960$1.22M0.02%00.0%Unchanged
Y-Intercept (Hong Kong) Ltd9,015$1.23M0.08%−13,393−59.8%Reduced
Quantbot Technologies LP9,125$1.24M0.05%+5,831+177.0%Added
Occudo Quantitative Strategies LP9,158$1.25M0.22%+9,158New
Toroso Investments, LLC9,348$1.27M0.01%−1,564−14.3%Reduced
B. Metzler seel. Sohn & Co. AG9,402$1.28M0.01%−134−1.4%Reduced
Entropy Technologies, LP9,553$1.30M0.13%+9,553New
Polianta Ltd9,700$1.32M0.63%00.0%Unchanged
Moors & Cabot, Inc.9,850$1.34M0.06%−525−5.1%Reduced
Pictet Asset Management Holding SA9,950$1.35M0.00%+1,046+11.7%Added
IMA Wealth, Inc.9,959$1.36M0.16%−92−0.9%Reduced
Bayesian Capital Management, LP10,038$1.37M0.17%+6,439+178.9%Added
Versor Investments LP10,089$1.37M0.24%+6,380+172.0%Added
Temasek Holdings (Private) Ltd10,289$1.40M0.01%−15,867−60.7%Reduced
Lansing Street Advisors10,761$1.47M0.51%+1,109+11.5%Added
STRS Ohio10,767$1.47M0.01%−1,613−13.0%Reduced
Sumitomo Mitsui Trust Holdings, Inc.10,868$1.48M0.00%+10,868New
Convergence Investment Partners, LLC11,622$1.58M0.35%+3,762+47.9%Added
Advisor Group Holdings, Inc.11,882$1.60M0.00%−4,603−27.9%Reduced
Stifel Financial Corp11,788$1.60M0.00%+1,683+16.7%Added
Perbak Capital Partners LLP11,928$1.62M0.87%+5,989+100.8%Added
Natixis Advisors, L.P.11,929$1.62M0.00%+136+1.2%Added
Cambridge Investment Research Advisors, Inc.11,941$1.63M0.01%+9,307+353.3%Added
New Mexico Educational Retirement Board12,100$1.65M0.06%00.0%Unchanged
DRW Securities, LLC12,300$1.67M0.11%−3,700−23.1%Reduced
Ameritas Investment Partners, Inc.12,331$1.68M0.05%−295−2.3%Reduced
Crossmark Global Holdings, Inc.12,397$1.69M0.03%+724+6.2%Added
Oregon Public Employees Retirement Fund12,515$1.70M0.03%−52−0.4%Reduced
KLP Kapitalforvaltning AS12,900$1.76M0.01%+12,900New
NJ State Employees Deferred Compensation Plan13,000$1.77M0.22%00.0%Unchanged