MasTec Ownership | Who Owns MasTec?
MasTec Ownership Summary
MasTec is owned by 71.90% institutional investors, 21.47% insiders, and 6.63% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 9.35% of MTZ shares. iShares Core S&P Mid-Cap ETF is the top mutual fund, with 2.53% of its assets in MasTec shares.
MTZ Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | MasTec | 71.90% | 21.47% | 6.63% |
| Sector | Industrials Stocks | 39.35% | 12.62% | 48.03% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 7.29M | 9.35% | $992.91M |
| Blackrock | 5.84M | 7.49% | $624.79M |
| Vanguard group | 5.75M | 7.37% | $783.36M |
| Hill city capital, lp | 2.13M | 2.73% | $289.98M |
| Invesco | 2.01M | 2.57% | $273.14M |
| Nordea investment management ab | 1.95M | 2.50% | $265.36M |
| State street | 1.80M | 2.31% | $192.52M |
| Pacer advisors | 1.68M | 2.16% | $229.14M |
| Hood river capital management | 1.53M | 1.96% | $208.44M |
| Millennium management | 1.46M | 1.87% | $198.81M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Hill city capital, lp | 2.13M | 18.57% | $289.98M |
| Legacy advisors | 818.65K | 10.81% | $111.45M |
| Ack asset management | 531.80K | 9.70% | $72.40M |
| Electron capital partners | 1.04M | 7.34% | $141.16M |
| Kirr marbach & co llc /in/ | 171.69K | 5.06% | $23.37M |
| Decade renewable partners lp | 70.33K | 4.68% | $9.58M |
| Muhlenkamp | 105.50K | 4.36% | $14.36M |
| Wolf hill capital management, lp | 373.96K | 3.66% | $50.91M |
| Hood river capital management | 1.53M | 3.08% | $208.44M |
| Tradelink capital | 2.17K | 2.91% | $295.00K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock funding, inc. /de | 7.29M | 0.02% | 1.25M |
| Arrowstreet capital, limited partnership | 440.06K | 0.05% | 440.06K |
| First trust advisors lp | 587.79K | 0.07% | 373.14K |
| Balyasny asset management | 627.67K | 0.13% | 363.50K |
| Merewether investment management, lp | 342.38K | 1.86% | 342.38K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| D1 capital partners | - | - | -664.83K |
| Allspring global investments | 29.14K | 0.01% | -592.50K |
| Pacer advisors | 1.68M | 0.49% | -577.76K |
| Peconic partners | - | - | -481.72K |
| Marshall wace, llp | 39.48K | 0.01% | -461.01K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Arrowstreet capital, limited partnership | 440.06K | 0.05% | 440.06K | $59.91M |
| Merewether investment management, lp | 342.38K | 1.86% | 342.38K | $46.61M |
| Lord, abbett | 172.93K | 0.07% | 172.93K | $23.54M |
| Raymond james financial | 130.57K | 0.01% | 130.57K | $17.78M |
| Renaissance | 121.72K | 0.02% | 121.72K | $16.57M |
Sold Out
| Holder | Change |
|---|---|
| Tfo-tdc | -3.00 |
| Claris advisors, llc / mo / | -4.00 |
| New millennium group | -5.00 |
| Plante moran financial advisors | -6.00 |
| Wetzel investment advisors | -6.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2025 | 545 | -1.80% | 56,221,407 | -2.28% | 71 | 1.32% | 286 | -5.30% | 158 | 0.64% |
| Dec 31, 2024 | 508 | 2.42% | 55,033,010 | -4.52% | 70 | 1.29% | 274 | 15.61% | 147 | - |
| Sep 30, 2024 | 489 | 6.30% | 57,555,846 | -2.93% | 73 | 1.27% | 233 | 11.48% | 145 | -8.23% |
| Jun 30, 2024 | 457 | 11.46% | 59,279,168 | 1.19% | 76 | 1.35% | 206 | 12.57% | 157 | 16.30% |
| Mar 31, 2024 | 410 | 4.06% | 58,584,530 | -4.49% | 75 | 1.20% | 183 | -7.11% | 135 | 17.39% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 2.00M | 2.53% | 1.30K |
| Vanguard US Total Market Shares ETF | 1.99M | 2.52% | -42.56K |
| Vanguard Total Stock Mkt Idx Inv | 1.90M | 2.41% | 19.39K |
| Pacer US Cash Cows 100 ETF | 1.66M | 2.09% | 2.44K |
| Vanguard Small Cap Index | 1.49M | 1.89% | 8.98K |
| Nordea 1 - Global Climate & Envir BI EUR | 1.24M | 1.57% | -31.83K |
| Vanguard Institutional Extnd Mkt Idx Tr | 951.46K | 1.21% | 5.14K |
| Hood River Small-Cap Growth Instl | 891.32K | 1.13% | -558.00 |
| Vanguard Small Cap Growth Index Inv | 830.58K | 1.05% | -465.00 |
| Delaware Small Cap Value A | 707.93K | 0.89% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| May 13, 2025 | Campbell C Robert | - | Sell | $310.00K |
| May 12, 2025 | Campbell C Robert | - | Sell | $461.67K |
| Mar 24, 2025 | Csiszar Ernst N | - | Sell | $331.32K |
| Dec 04, 2024 | Palomarez Javier Alberto | - | Sell | $28.60K |
| Nov 26, 2024 | Apple Robert E | COO | Sell | $1.50M |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q2 | - | 2 |
| 2025 Q1 | - | 1 |
| 2024 Q4 | - | 14 |
| 2024 Q3 | - | 4 |
| 2024 Q2 | - | 4 |
MTZ Ownership FAQ
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