MasTec
592 hedge funds and large institutions have $9.5B invested in MasTec in 2025 Q2 according to their latest regulatory filings, with 117 funds opening new positions, 205 increasing their positions, 187 reducing their positions, and 43 closing their positions.
172% more first-time investments, than exits
New positions opened: 117 | Existing positions closed: 43
85% more call options, than puts
Call options by funds: $122M | Put options by funds: $65.8M
45% more capital invested
Capital invested by funds: $6.57B → $9.5B (+$2.94B)
13% more funds holding
Funds holding: 523 → 592 (+69)
10% more repeat investments, than reductions
Existing positions increased: 205 | Existing positions reduced: 187
0% more funds holding in top 10
Funds holding in top 10: 14 → 14 (0)
0.31% less ownership
Funds ownership: 71.11% → 70.8% (-0.31%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Point72 Asset Management
Stamford,
Connecticut
|
+$99.3M |
| 2 |
BlackRock
New York
|
+$71M |
| 3 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$57.5M |
| 4 |
CC
Cartenna Capital
Stamford,
Connecticut
|
+$43.2M |
| 5 |
D.E. Shaw & Co
New York
|
+$42.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AllianceBernstein
Nashville,
Tennessee
|
-$99.6M |
| 2 |
LA
Legacy Advisors
Plymouth Meeting,
Pennsylvania
|
-$96.1M |
| 3 |
Pacer Advisors
Malvern,
Pennsylvania
|
-$85.3M |
| 4 |
Nordea Investment Management
Stockholm,
Sweden
|
-$59.9M |
| 5 |
SCM
SG Capital Management
Chicago,
Illinois
|
-$50.8M |
MTZ Hedge Fund Activity: Q2 2025 in Review
592 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in MasTec (MTZ) for Q2 2025, worth a combined $9.5B — up 45% from $6.57B a quarter earlier.
Buyers outnumbered sellers: 117 funds opened new MTZ positions and 43 closed out — a net gain of 74 holders — while 205 added to existing stakes and 187 trimmed.
The largest buyer was Point72 Asset Management, adding an estimated $99.3M. The largest seller was AllianceBernstein, cutting an estimated $99.6M.
- 592 institutional investors held MasTec (MTZ) as of Q2 2025, up from 523 in Q1 2025.
- Funds reported $9.5B of MasTec stock for Q2 2025, up 45% quarter-over-quarter.
- 117 funds opened new MasTec positions in Q2 2025 and 43 closed out, a net change of +74 holders.
- The largest MasTec buyer in Q2 2025 was Point72 Asset Management, an estimated $99.3M added.
- The largest MasTec seller in Q2 2025 was AllianceBernstein, an estimated $99.6M sold.
Based on aggregated 13F filings for Q2 2025.