641 hedge funds and large institutions have $12.1B invested in MasTec in 2025 Q3 according to their latest regulatory filings, with 138 funds opening new positions, 202 increasing their positions, 219 reducing their positions, and 75 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

1.56% more ownership

Funds ownership: 70.75%72.31% (+1.6%)

4% less call options, than puts

Call options by funds: $116M | Put options by funds: $121M

8% less repeat investments, than reductions

Existing positions increased: 202 | Existing positions reduced: 219

Holders
641
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
18
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$116M
Puts
$121M
Net Calls
Net Calls Change

Top Sellers

1 -$106M
2 -$89.6M
3 -$64.6M
4
Millennium Management
Millennium Management
New York
-$52M
5
Jane Street
Jane Street
New York
-$51.4M
Name Holding Trade Value Shares
Change
Change in
Stake
ACA
551
American Capital Advisory
Idaho
$61.3K
PA
552
Parallel Advisors
California
$57K
FDW
553
Fourth Dimension Wealth
Ohio
$55.3K
EPAM
554
Evelyn Partners Asset Management
$53.2K
SAM
555
Smartleaf Asset Management
Massachusetts
$52.2K
S
556
SignatureFD
Georgia
$50K
RFP
557
Root Financial Partners
California
$48.5K
PFBT
558
Parkside Financial Bank & Trust
Missouri
$47K
HNB
559
Huntington National Bank
Ohio
$43.6K
CAM
560
Close Asset Management
United Kingdom
$43K
PGAM
561
Princeton Global Asset Management
New Jersey
$42.6K
CAC
562
Core Alternative Capital
Georgia
$38.1K
IA
563
IFP Advisors
Florida
$37.5K
ITIM
564
Indiana Trust & Investment Management
Indiana
$37.2K
CT
565
Caldwell Trust
Florida
$35.8K
Mitsubishi UFJ Asset Management
566
Mitsubishi UFJ Asset Management
Japan
$34K
HWM
567
Hemington Wealth Management
Virginia
$33K
C
568
Covestor
United Kingdom
$33K
AWM
569
Ameliora Wealth Management
Switzerland
$30.9K
SC
570
Solstein Capital
California
$29.6K
SL
571
Salomon & Ludwin
Virginia
$25.9K
QL
572
Quarry LP
New York
$24.9K
HNW
573
High Note Wealth
Minnesota
$24.5K
Optiver Holding
574
Optiver Holding
Netherlands
$24.3K
DAM
575
Delta Asset Management
Tennessee
$23.8K