516 hedge funds and large institutions have $6.56B invested in MasTec in 2025 Q1 according to their latest regulatory filings, with 83 funds opening new positions, 203 increasing their positions, 159 reducing their positions, and 84 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
516
Holders Change
-9
Holders Change %
-1.71%
% of All Funds
7.01%
Holding in Top 10
14
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.19%
New
83
Increased
203
Reduced
159
Closed
84
Calls
$66.1M
Puts
$77.8M
Net Calls
-$11.6M
Net Calls Change
-$11.1M
Name Holding Trade Value Shares
Change
Shares
Change %
BlackRock
1
BlackRock
New York
$895M +$44.1M +377,919 +5%
Vanguard Group
2
Vanguard Group
Pennsylvania
$670M -$1.91M -16,387 -0.3%
HCC
3
Hill City Capital
Massachusetts
$250M +$1.75M +15,000 +0.7%
State Street
4
State Street
Massachusetts
$224M +$1.69M +14,453 +0.8%
Nordea Investment Management
5
Nordea Investment Management
Sweden
$203M -$17.8M -157,729 -8%
Invesco
6
Invesco
Georgia
$194M -$40.1M -343,308 -17%
HRCM
7
Hood River Capital Management
Florida
$181M +$2.72M +23,283 +2%
Dimensional Fund Advisors
8
Dimensional Fund Advisors
Texas
$142M +$4.62M +39,622 +3%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$129M +$9.23M +79,080 +8%
Goldman Sachs
10
Goldman Sachs
New York
$122M +$75.6M +648,184 +164%
AllianceBernstein
11
AllianceBernstein
Tennessee
$112M -$21.3M -182,076 -16%
Millennium Management
12
Millennium Management
New York
$110M -$60M -514,003 -35%
AQR Capital Management
13
AQR Capital Management
Connecticut
$106M +$20.3M +184,277 +24%
LA
14
Legacy Advisors
Pennsylvania
$90.6M -$4.9M -41,959 -5%
Macquarie Group
15
Macquarie Group
Australia
$90M -$5.94M -50,858 -6%
MIM
16
Merewether Investment Management
Texas
$88.8M +$48.9M +418,633 +122%
First Trust Advisors
17
First Trust Advisors
Illinois
$86.2M +$17.6M +150,657 +26%
ECP
18
Electron Capital Partners
New York
$85.5M -$35.5M -304,080 -29%
CCPM
19
Cooper Creek Partners Management
New York
$83.3M +$46.2M +396,077 +125%
Bank of America
20
Bank of America
North Carolina
$81M +$33.6M +287,738 +71%
Charles Schwab
21
Charles Schwab
California
$71.4M -$1.47M -12,592 -2%
Pacer Advisors
22
Pacer Advisors
Pennsylvania
$70.4M -$126M -1,079,596 -64%
Balyasny Asset Management
23
Balyasny Asset Management
Illinois
$67.9M -$5.4M -46,226 -7%
UBS Group
24
UBS Group
Switzerland
$67.7M +$1.18M +10,117 +2%
Bank of New York Mellon
25
Bank of New York Mellon
New York
$65.4M +$470K +4,024 +0.7%