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 2025
Institutional positions in Mastec Inc as of Dec 31, 2025. 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
- 695
- +54 vs. Q3 2025
- Shares held
- 58.7M
- +1.58M (+2.8%) vs. Q3 2025
- Total value
- $12.8B
- +$615.7M (+5.1%) vs. Q3 2025
- New holders
- 121
- 241 more added
- Sold out
- 67
- 227 more reduced
11 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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 2025
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Intrust Bank NA | 2,691 | $584.9K | 0.05% | −199−6.9% | Reduced |
| Mirabella Financial Services LLP | 2,698 | $586.5K | 0.06% | +2,698 | New |
| Wiley Bros.-Aintree Capital, LLC | 2,708 | $588.6K | 0.00% | +288+11.9% | Added |
| Ameritas Advisory Services, LLC | 2,767 | $601.5K | 0.02% | +2,703+4,223.4% | Added |
| Moors & Cabot, Inc. | 2,828 | $614.7K | 0.03% | +103+3.8% | Added |
| Bessemer Group Inc | 2,836 | $617.0K | 0.00% | 00.0% | Unchanged |
| Truist Financial Corp | 2,869 | $623.6K | 0.00% | +218+8.2% | Added |
| Swiss Life Asset Management Ltd | 2,885 | $627.1K | 0.00% | +33+1.2% | Added |
| Stratos Wealth Partners, LTD. | 2,927 | $636.4K | 0.01% | +43+1.5% | Added |
| HB Wealth Management, LLC | 2,934 | $637.8K | 0.00% | +27+0.9% | Added |
| Custom Index Systems, LLC | 2,935 | $638.0K | 0.28% | −1,866−38.9% | Reduced |
| Cetera Trust Company, N.A | 2,935 | $638.0K | 0.34% | −100−3.3% | Reduced |
| Rossby Financial, LCC | 2,941 | $639.3K | 0.20% | +191+6.9% | Added |
| Globeflex Capital L P | 2,965 | $644.5K | 0.10% | 00.0% | Unchanged |
| Bridgefront Capital, LLC | 3,030 | $658.6K | 0.17% | −5,177−63.1% | Reduced |
| Maryland State Retirement & Pension System | 3,101 | $674.1K | 0.01% | 00.0% | Unchanged |
| Bangor Savings Bank | 3,116 | $677.3K | 0.05% | −21−0.7% | Reduced |
| Lido Advisors, LLC | 3,262 | $694.2K | 0.00% | +3+0.1% | Added |
| Ensign Peak Advisors, Inc | 3,233 | $702.8K | 0.00% | −7,950−71.1% | Reduced |
| CI Private Wealth, LLC | 3,242 | $704.7K | 0.00% | +1,029+46.5% | Added |
| Gaddis Premier Wealth Advisors LLC | 3,248 | $706.0K | 0.54% | +3,248 | New |
| Krilogy Financial LLC | 2,890 | $708.9K | 0.02% | +7+0.2% | Added |
| Utah Retirement Systems | 3,288 | $714.7K | 0.01% | 00.0% | Unchanged |
| CWC Advisors, LLC. | 3,319 | $721.5K | 0.35% | −23−0.7% | Reduced |
| Jones Financial Companies LLLP | 3,352 | $728.6K | 0.00% | +379+12.7% | Added |
| Chesapeake Capital Corp | 3,405 | $740.1K | 0.62% | 00.0% | Unchanged |
| GWM Advisors LLC | 3,417 | $742.8K | 0.00% | +1,154+51.0% | Added |
| Coldstream Capital Management Inc | 3,432 | $746.0K | 0.01% | −55−1.6% | Reduced |
| StoneX Group Inc. | 3,502 | $761.2K | 0.03% | +167+5.0% | Added |
| Jane Street Group, LLC | 3,563 | $774.5K | 0.00% | +678+23.5% | Added |
| Supplemental Annuity Collective Trust of NJ | 3,600 | $782.5K | 0.20% | 00.0% | Unchanged |
| Harvest Fund Management Co., Ltd | 3,615 | $786.0K | 0.03% | +2,036+128.9% | Added |
| Evolve Private Wealth, LLC | 3,620 | $786.9K | 0.05% | +3,620 | New |
| Allianz SE | 3,624 | $787.7K | 0.01% | −317−8.0% | Reduced |
| Claro Advisors LLC | 3,673 | $798.4K | 0.11% | +547+17.5% | Added |
| Evergreen Capital Management LLC | 3,692 | $802.5K | 0.02% | +1,009+37.6% | Added |
| Dorsey & Whitney Trust CO LLC | 3,705 | $805.4K | 0.04% | −26−0.7% | Reduced |
| Headlands Technologies LLC | 3,731 | $811.0K | 0.07% | +3,731 | New |
| Wright Investors Service Inc | 3,821 | $830.6K | 0.25% | −10−0.3% | Reduced |
| Vestmark Advisory Solutions, Inc. | 3,997 | $868.8K | 0.01% | +3,997 | New |
| Rithm Capital Corp. | 4,000 | $869.5K | 2.02% | 00.0% | Unchanged |
| Park Avenue Securities LLC | 4,006 | $871.0K | 0.01% | +1,446+56.5% | Added |
| Versor Investments LP | 4,013 | $872.3K | 0.14% | +1,346+50.5% | Added |
| Advisory Services Network, LLC | 4,075 | $885.8K | 0.01% | −121−2.9% | Reduced |
| Prelude Capital Management, LLC | 4,103 | $891.9K | 0.07% | +255+6.6% | Added |
| Virtus ETF Advisers LLC | 4,119 | $895.3K | 0.42% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 4,142 | $900.3K | 0.00% | +631+18.0% | Added |
| Atria Investments LLC | 4,164 | $905.1K | 0.01% | +476+12.9% | Added |
| Arkadios Wealth Advisors | 4,219 | $917.1K | 0.02% | −170−3.9% | Reduced |
| Wellington Grp LLC | 4,265 | $927.1K | 0.31% | +4,265 | New |
| Crossmark Global Holdings, Inc. | 4,457 | $968.8K | 0.01% | +187+4.4% | Added |
| Securian Asset Management, Inc | 4,492 | $976.4K | 0.04% | −100−2.2% | Reduced |
| Graham Capital Management, L.P. | 4,500 | $978.2K | 0.03% | +4,500 | New |
| PensionDanmark Pensionsforsikringsaktieselskab | 4,590 | $997.7K | 0.01% | +4,590 | New |
| Daymark Wealth Partners, LLC | 4,746 | $1.03M | 0.03% | +15+0.3% | Added |
| Concurrent Investment Advisors, LLC | 4,796 | $1.04M | 0.01% | +338+7.6% | Added |
| Group One Trading, L.P. | 4,877 | $1.06M | 0.03% | +2,131+77.6% | Added |
| HighVista Strategies LLC | 5,027 | $1.09M | 0.28% | −1,673−25.0% | Reduced |
| Buckingham Strategic Partners | 5,096 | $1.11M | 0.01% | +510+11.1% | Added |
| Diametric Capital, LP | 5,121 | $1.11M | 0.30% | +4,094+398.6% | Added |
| Blue Line Capital, LLC | 5,194 | $1.13M | 1.34% | +5,194 | New |
| Ethic Inc. | 5,234 | $1.14M | 0.02% | +5,234 | New |
| Altshuler Shaham Ltd | 5,240 | $1.14M | 0.02% | +219+4.4% | Added |
| M&T Bank Corp | 5,271 | $1.15M | 0.00% | +2,453+87.0% | Added |
| Public Employees Retirement Association of Colorado | 5,295 | $1.15M | 0.00% | 00.0% | Unchanged |
| Private Advisor Group, LLC | 5,299 | $1.15M | 0.01% | −2,799−34.6% | Reduced |
| Quadrant Capital Group LLC | 5,334 | $1.16M | 0.04% | +77+1.5% | Added |
| Y-Intercept (Hong Kong) Ltd | 5,432 | $1.18M | 0.03% | +5,432 | New |
| KRS Capital Management, LLC | 5,461 | $1.19M | 0.68% | +235+4.5% | Added |
| Merit Financial Group, LLC | 5,679 | $1.23M | 0.01% | +374+7.0% | Added |
| Kestra Investment Management, LLC | 5,703 | $1.24M | 0.03% | +153+2.8% | Added |
| Venture Visionary Partners LLC | 5,752 | $1.25M | 0.04% | +3,430+147.7% | Added |
| New York Life Investment Management LLC | 5,755 | $1.25M | 0.01% | −657−10.2% | Reduced |
| IHT Wealth Management, LLC | 5,938 | $1.29M | 0.03% | −28−0.5% | Reduced |
| Williamson Legacy Group, LLC | 5,961 | $1.30M | 1.01% | +52+0.9% | Added |
| Mitsubishi UFJ Asset Management (UK) Ltd. | 6,000 | $1.30M | 0.64% | +6,000 | New |
| Linden Thomas Advisory Services, LLC | 6,037 | $1.31M | 0.13% | −52−0.9% | Reduced |
| Hudson Bay Capital Management LP | 6,063 | $1.32M | 0.01% | +6,063 | New |
| State of Alaska, Department of Revenue | 6,078 | $1.32M | 0.01% | −505−7.7% | Reduced |
| Quantbot Technologies LP | 6,170 | $1.34M | 0.04% | +1,653+36.6% | Added |
| Summit Trail Advisors, LLC | 6,206 | $1.35M | 0.02% | −530−7.9% | Reduced |
| D.A. Davidson & Co. | 6,217 | $1.35M | 0.01% | −1,106−15.1% | Reduced |
| Keating Financial Advisory Services, Inc. | 6,255 | $1.36M | 0.18% | +6,255 | New |
| Arcadia Investment Management Corp | 6,349 | $1.38M | 0.22% | +5,057+391.4% | Added |
| Los Angeles Capital Management LLC | 6,474 | $1.39M | 0.00% | −21,433−76.8% | Reduced |
| Voya Investment Management LLC | 6,599 | $1.43M | 0.00% | −22,135−77.0% | Reduced |
| Chicago Capital, LLC | 6,621 | $1.44M | 0.04% | +4,340+190.3% | Added |
| Rockefeller Capital Management L.P. | 6,707 | $1.46M | 0.00% | +2,750+69.5% | Added |
| JustInvest LLC | 6,741 | $1.47M | 0.01% | +861+14.6% | Added |
| Engineers Gate Manager LP | 6,850 | $1.49M | 0.02% | −12,297−64.2% | Reduced |
| Chung Wu Investment Group, LLC | 6,985 | $1.52M | 1.24% | +370+5.6% | Added |
| NLB Skladi, upravljanje premozenja, d.o.o. | 7,000 | $1.52M | 0.07% | +7,000 | New |
| Neuberger Berman Group LLC | 7,150 | $1.55M | 0.00% | +793+12.5% | Added |
| Legato Capital Management LLC | 7,154 | $1.56M | 0.13% | +384+5.7% | Added |
| HighTower Advisors, LLC | 7,178 | $1.56M | 0.00% | +350+5.1% | Added |
| Leavell Investment Management, Inc. | 7,250 | $1.58M | 0.07% | −1,550−17.6% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 7,278 | $1.58M | 0.01% | −34−0.5% | Reduced |
| Pacer Advisors, Inc. | 7,334 | $1.59M | 0.00% | −746−9.2% | Reduced |
| Franklin Resources Inc | 7,345 | $1.60M | 0.00% | −1,500−17.0% | Reduced |
| Perbak Capital Partners LLP | 7,395 | $1.61M | 0.49% | +7,395 | New |