MTZNYSEWater, Sewer, Pipeline, Comm & Power Line ConstructionFiscal year ends December 31
MASTEC INC
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Jul 30, 2026
$190.91−0.11 (-0.06%)
Close on Oct 19, 2026
- Market cap
- $15.06B
- P/E (TTM)
- 30.4
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
74.2%
60M of 80M shares
Institutional holders
910
186 new, 75 sold out
Net institutional buying
2M
In Q2 2026
Insider trades, 12 months
0 buys · 5 sales
Net sold $6.32M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| BlackRock, Inc. | 6,400,155 | 8.10% | 13G (passive) amendment | Jun 30, 2026 |
| Jose Ramon Mas | 6,185,090 | 7.70% | 13D (active) amendment | Aug 11, 2026 |
| Jorge Mas | 11,872,111 | 14.80% | 13D (active) amendment | Aug 11, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of MTZ | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| BlackRock, Inc. | 7,638,487 | 9.51% | $3.18B | +328,878 | 0.05% |
| Peconic Partners LLC | 3,678,431 | 4.58% | $1.53B | +100,000 | 19.02% |
| Vanguard Capital Management LLC | 2,831,849 | 3.53% | $1.18B | +27,554 | 0.03% |
| Vanguard Portfolio Management LLC | 2,812,131 | 3.50% | $1.17B | +42,093 | 0.05% |
| State Street Corp | 2,244,771 | 2.80% | $933.96M | +374,983 | 0.03% |
| Hill City Capital, LP | 2,155,000 | 2.68% | $896.61M | – | 20.94% |
| Lone Pine Capital LLC | 1,345,157 | 1.68% | $559.67M | −185,893 | 3.42% |
| Bank Of America Corp /De/ | 1,335,924 | 1.66% | $555.82M | +5,858 | 0.04% |
| First Trust Advisors LP | 1,328,399 | 1.65% | $552.69M | −83,185 | 0.33% |
| JPMorgan Chase & Co | 1,318,161 | 1.64% | $566.83M | +1,116,159 | 0.03% |
| Geode Capital Management, LLC | 1,278,139 | 1.59% | $530.43M | −93,770 | 0.03% |
| Invesco Ltd. | 1,241,384 | 1.55% | $516.49M | +15,627 | 0.04% |
| Victory Capital Management Inc | 1,210,079 | 1.51% | $503.47M | −382,444 | 0.28% |
| Hood River Capital Management LLC | 1,173,918 | 1.46% | $488.42M | −121,467 | 3.54% |
| FMR LLC | 890,103 | 1.11% | $370.34M | +262,202 | 0.02% |
| Ameriprise Financial Inc | 734,976 | 0.92% | $305.77M | +503,180 | 0.06% |
| Bank of New York Mellon Corp | 674,288 | 0.84% | $280.54M | +18,184 | 0.05% |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 660,440 | 0.82% | $274.79M | +55,763 | 0.33% |
| Aqr Capital Management LLC | 657,603 | 0.82% | $273.60M | −2,451 | 0.10% |
| Morgan Stanley | 653,503 | 0.81% | $271.90M | +66,760 | 0.01% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 910 | 60M | 74.2% | 186 / 328 | 292 / 75 | 8M | 6M |
| Q1 2026 | 811 | 58M | 72.3% | 184 / 256 | 263 / 63 | 15M | 10M |
| Q4 2025 | 695 | 59M | 73.2% | 121 / 241 | 227 / 67 | 9M | 7M |
| Q3 2025 | 652 | 57M | 71.6% | 138 / 203 | 224 / 74 | 9M | 8M |
| Q2 2025 | 594 | 56M | 69.7% | 119 / 203 | 188 / 43 | 7M | 7M |
| Q1 2025 | 523 | 56M | 70.2% | 83 / 204 | 161 / 85 | 7M | 8M |
| Q4 2024 | 532 | 58M | 72.4% | 111 / 193 | 154 / 41 | 9M | 9M |
| Q3 2024 | 470 | 58M | 72.6% | 89 / 147 | 148 / 45 | 13M | 9M |
| Q2 2024 | 430 | 60M | 74.5% | 83 / 134 | 150 / 30 | 8M | 9M |
| Q1 2024 | 382 | 61M | 75.5% | 63 / 116 | 133 / 45 | 7M | 9M |
| Q4 2023 | 368 | 63M | 78.3% | 71 / 121 | 116 / 81 | 13M | 8M |
| Q3 2023 | 381 | 57M | 71.1% | 60 / 112 | 141 / 66 | 7M | 8M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of MTZ | Value | % of fund | As of |
|---|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 2,108,599 | 2.63% | $877.30M | 0.71% | Jun 30, 2026 |
| Vanguard Total Stock Market Index Fund | 2,005,979 | 2.50% | $834.61M | 0.04% | Jun 30, 2026 |
| Vanguard Small-Cap Index Fund | 1,449,727 | 1.81% | $603.17M | 0.32% | Jun 30, 2026 |
| First Trust RBA American Industrial Renaissance ETF | 1,155,249 | 1.44% | $480.65M | 4.18% | Jun 30, 2026 |
| Vanguard Small-Cap Growth Index Fund | 836,067 | 1.04% | $347.85M | 0.74% | Jun 30, 2026 |
| Vanguard Extended Market Index Fund | 706,626 | 0.88% | $294.00M | 0.30% | Jun 30, 2026 |
| Hood River Small-Cap Growth Fund | 617,749 | 0.77% | $257.02M | 3.86% | Jun 30, 2026 |
| Global X U.S. Infrastructure Development ETF | 578,777 | 0.72% | $218.99M | 1.62% | May 31, 2026 |
| Invesco S&P MidCap Momentum ETF | 445,445 | 0.55% | $117.20M | 1.63% | Jul 31, 2026 |
| Victory Pioneer Fund | 381,846 | 0.48% | $158.87M | 1.42% | Jun 30, 2026 |
| Invesco Discovery Mid Cap Growth Fund | 381,059 | 0.47% | $100.26M | 1.48% | Jul 31, 2026 |
| iShares S&P Mid-Cap 400 Growth ETF | 368,600 | 0.46% | $153.36M | 1.36% | Jun 30, 2026 |
| iShares Russell Mid-Cap Growth ETF | 365,746 | 0.46% | $152.17M | 0.71% | Jun 30, 2026 |
| JPMorgan Mid Cap Growth Fund | 355,310 | 0.44% | $147.83M | 1.12% | Jun 30, 2026 |
| JPMorgan Growth Advantage Fund | 333,962 | 0.42% | $138.95M | 0.62% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Jose Ramon Mas | CEO, Director | 3,679,461 | 4.58% | Aug 13, 2026 |
| Timothy Michael Love | CAO | 14,325 | 0.02% | Apr 17, 2026 |
| Paul DiMarco | CFO | 76,640 | 0.10% | Mar 20, 2026 |
| Cardenas Alberto de | EVP, General Counsel | 110,864 | 0.14% | Mar 20, 2026 |
| Robert E. Apple | COO | 195,659 | 0.24% | Mar 20, 2026 |
| Julia L. Johnson | Director | 73,474 | 0.09% | Aug 18, 2026 |
| Alex Spiro | Director | 139 | 0.00% | Aug 18, 2026 |
| Ava L. Parker | Director | 5,549 | 0.01% | Aug 18, 2026 |
| Robert J. Dwyer | Director | 20,960 | 0.03% | Aug 18, 2026 |
| Ernst N. Csiszar | Director | 10,934 | 0.01% | Aug 18, 2026 |
| C. Robert Campbell | Director | 31,681 | 0.04% | Aug 18, 2026 |
| Manuel Benito Miranda | Director | 152 | 0.00% | Aug 18, 2026 |
| Javier Alberto Palomarez | Director | 10,774 | 0.01% | Aug 18, 2026 |
| Jorge Mas | Director | 4,832,686 | 6.02% | Aug 13, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Robert J. Dwyer Director | Aug 14, 2026 | Tax withholding | −31 | $297.59 | $9.23K | 20,960 |
| Robert J. Dwyer Director | Aug 14, 2026 | Award | +139 | – | – | 20,991 |
| Alex Spiro Director | Aug 14, 2026 | Award | +139 | – | – | 139 |
| Julia L. Johnson Director | Aug 14, 2026 | Award | +139 | – | – | 73,474 |
| Javier Alberto Palomarez Director | Aug 14, 2026 | Tax withholding | −31 | $297.59 | $9.23K | 10,774 |
| Javier Alberto Palomarez Director | Aug 14, 2026 | Award | +139 | – | – | 10,805 |
| Manuel Benito Miranda Director | Aug 14, 2026 | Award | +152 | – | – | 152 |
| C. Robert Campbell Director | Aug 14, 2026 | Award | +139 | – | – | 30,880 |
| Ernst N. Csiszar Director | Aug 14, 2026 | Tax withholding | −34 | $297.59 | $10.12K | 10,934 |
| Ernst N. Csiszar Director | Aug 14, 2026 | Award | +152 | – | – | 10,968 |
| Ava L. Parker Director | Aug 14, 2026 | Tax withholding | −20 | $297.59 | $5.95K | 5,549 |
| Ava L. Parker Director | Aug 14, 2026 | Award | +177 | – | – | 5,569 |
| Ernst N. Csiszar Director | Jun 3, 2026 | Sale | −6,500 | $371.17 | $2.41M | 10,816 |
| Julia L. Johnson Director | May 15, 2026 | Award | +95 | – | – | 73,335 |
| Robert J. Dwyer Director | May 15, 2026 | Award | +95 | – | – | 20,873 |
| Robert J. Dwyer Director | May 15, 2026 | Tax withholding | −21 | $434.77 | $9.13K | 20,852 |
| Ernst N. Csiszar Director | May 15, 2026 | Award | +104 | – | – | 17,339 |
| Ernst N. Csiszar Director | May 15, 2026 | Tax withholding | −23 | $434.77 | $10.00K | 17,316 |
| C. Robert Campbell Director | May 15, 2026 | Award | +95 | – | – | 30,741 |
| Ava L. Parker Director | May 15, 2026 | Tax withholding | −14 | $434.77 | $6.09K | 5,392 |
| Ava L. Parker Director | May 15, 2026 | Award | +121 | – | – | 5,406 |
| Javier Alberto Palomarez Director | May 15, 2026 | Tax withholding | −21 | $434.77 | $9.13K | 10,666 |
| Javier Alberto Palomarez Director | May 15, 2026 | Award | +95 | – | – | 10,687 |
| C. Robert Campbell Director | May 4, 2026 | Sale | −3,000 | $417.00 | $1.25M | 30,646 |
| Javier Alberto Palomarez Director | Mar 25, 2026 | Sale | −950 | $325.43 | $309.16K | 10,592 |
| Jorge Mas Director | Mar 18, 2026 | Award | +15,838 | – | – | 4,556,686 |
| Robert E. Apple COO | Mar 18, 2026 | Award | +11,548 | – | – | 183,591 |
| Jose Ramon Mas CEO, Director | Mar 18, 2026 | Award | +26,397 | – | – | 3,254,461 |
| Paul DiMarco CFO | Mar 18, 2026 | Award | +9,074 | – | – | 66,627 |
| Cardenas Alberto de EVP, General Counsel | Mar 18, 2026 | Award | +6,269 | – | – | 102,780 |
| Timothy Michael Love CAO | Mar 17, 2026 | Award | +492 | – | – | 10,292 |
| Robert E. Apple COO | Mar 10, 2026 | Tax withholding | −12,206 | $297.81 | $3.64M | 172,043 |
| Cardenas Alberto de EVP, General Counsel | Mar 10, 2026 | Tax withholding | −4,838 | $297.81 | $1.44M | 96,511 |
| Jorge Mas Director | Mar 10, 2026 | Tax withholding | −15,958 | $297.81 | $4.75M | 4,540,848 |
| Jose Ramon Mas CEO, Director | Mar 10, 2026 | Tax withholding | −28,184 | $297.81 | $8.39M | 3,228,064 |
| Ernst N. Csiszar Director | Mar 3, 2026 | Sale | −6,500 | $300.40 | $1.95M | 17,235 |
| Ava L. Parker Director | Feb 13, 2026 | Award | +195 | – | – | 5,307 |
| Ava L. Parker Director | Feb 13, 2026 | Tax withholding | −22 | $269.53 | $5.93K | 5,285 |
| Javier Alberto Palomarez Director | Feb 13, 2026 | Award | +154 | – | – | 11,576 |
| Javier Alberto Palomarez Director | Feb 13, 2026 | Tax withholding | −34 | $269.53 | $9.16K | 11,542 |
| C. Robert Campbell Director | Feb 13, 2026 | Award | +154 | – | – | 33,646 |
| Ernst N. Csiszar Director | Feb 13, 2026 | Award | +168 | – | – | 23,772 |
| Ernst N. Csiszar Director | Feb 13, 2026 | Tax withholding | −37 | $269.53 | $9.97K | 23,735 |
| Robert J. Dwyer Director | Feb 13, 2026 | Tax withholding | −34 | $269.53 | $9.16K | 20,778 |
| Robert J. Dwyer Director | Feb 13, 2026 | Award | +154 | – | – | 20,812 |
| Julia L. Johnson Director | Feb 13, 2026 | Award | +154 | – | – | 73,240 |
| Ernst N. Csiszar Director | Nov 14, 2025 | Award | +235 | – | – | 23,656 |
| Ernst N. Csiszar Director | Nov 14, 2025 | Tax withholding | −52 | $192.22 | $10.00K | 23,604 |
| C. Robert Campbell Director | Nov 14, 2025 | Award | +215 | – | – | 33,492 |
| Julia L. Johnson Director | Nov 14, 2025 | Award | +215 | – | – | 73,086 |
| Robert J. Dwyer Director | Nov 14, 2025 | Tax withholding | −48 | $192.22 | $9.23K | 20,658 |
| Robert J. Dwyer Director | Nov 14, 2025 | Award | +215 | – | – | 20,706 |
| Javier Alberto Palomarez Director | Nov 14, 2025 | Tax withholding | −48 | $192.22 | $9.23K | 11,422 |
| Javier Alberto Palomarez Director | Nov 14, 2025 | Award | +215 | – | – | 11,470 |
| Ava L. Parker Director | Nov 14, 2025 | Tax withholding | −31 | $192.22 | $5.96K | 5,112 |
| Ava L. Parker Director | Nov 14, 2025 | Award | +274 | – | – | 5,143 |
| Timothy Michael Love CAO | Nov 3, 2025 | Sale | −1,929 | $206.15 | $397.66K | 9,757 |
| Paul DiMarco CFO | Oct 10, 2025 | Tax withholding | −2,925 | $210.09 | $614.51K | 57,553 |
| Timothy Michael Love CAO | Oct 10, 2025 | Tax withholding | −621 | $210.09 | $130.47K | 11,686 |
| C. Robert Campbell Director | Sep 29, 2025 | Sale | −2,000 | $210.39 | $420.78K | 33,277 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| N. Csiszar Ernest Director | Jun 3, 2026 | 6,500 | $2.41M | Jun 3, 2026 | Compensation for Past Services |
| C. Robert Campbell Director | May 4, 2026 | 3,000 | $1.25M | May 4, 2026 | Director Compensation |
| Javier Alberto Palomarez Director | Mar 25, 2026 | 950 | $306.90K | Mar 25, 2026 | Director Comp |
| N. Csiszar Ernest Director | Mar 3, 2026 | 6,500 | $1.95M | Mar 3, 2026 | Compensation for Past Services |
| Timothy Michael Love Officer | Nov 3, 2025 | 1,929 | $397.66K | Nov 3, 2025 | Restricted Stock Lapse |
| C. Robert Campbell Director | Sep 30, 2025 | 2,000 | $420.57K | Sep 29, 2025 | Director Compensation |
| E. Apple Robert Officer | Sep 18, 2025 | 10,000 | $2.00M | Sep 18, 2025 | Vested Restricted Shares |
| C. Robert Campbell Director | Sep 11, 2025 | 3,000 | $571.17K | Sep 11, 2025 | Director Compensation |
| Cardenas Alberto de Officer | Aug 5, 2025 | 20,000 | $3.60M | Aug 4, 2025 | STOCK OPTION |
| Robert E. Apple Officer | Jul 16, 2025 | 10,000 | $1.75M | Jul 16, 2025 | Vested Restricted Shares |
| C. Robert Campbell Officer | May 23, 2025 | 5,000 | $461.35K | May 13, 2025 | Director Compensation |
| N. Csiszar Ernest Director | Mar 24, 2025 | 2,517 | $331.32K | Mar 24, 2025 | Compensation for Past Services |
| Javier Alberto Palomarez Board of Directors | Nov 29, 2024 | 700 | $101.19K | Nov 29, 2024 | DIRECTOR COMPENSATION |
| Robert E. Apple Officer | Nov 26, 2024 | 10,000 | $1.50M | Nov 26, 2024 | Vested Restricted Shares |
| Timothy Michael Love Officer | Nov 6, 2024 | 600 | $84.49K | Nov 6, 2024 | Vesting of restricted stock unit award |