684 hedge funds and large institutions have $12.7B invested in MasTec in 2025 Q4 according to their latest regulatory filings, with 115 funds opening new positions, 240 increasing their positions, 225 reducing their positions, and 67 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more ownership

Funds ownership:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

5% more capital invested

Capital invested by funds: $12.1B → $12.7B (+$562M)

0% more funds holding in top 10

Funds holding in top 10: 1818 (0)

48% less call options, than puts

Call options by funds: $111M | Put options by funds: $214M

Holders
684
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
$111M
Puts
$214M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
FHA
651
Flagship Harbor Advisors
Massachusetts
$3.26K
SIC
652
SJS Investment Consulting
Ohio
$3.04K
EA
653
Evolution Advisers
Virginia
$3K
Optiver Holding
654
Optiver Holding
Netherlands
$2.83K
HWP
655
Highline Wealth Partners
California
$2.83K
FMP
656
Financial Management Professionals
Texas
$2.83K
EWP
657
Elevation Wealth Partners
California
$2.83K
MCM
658
MAI Capital Management
Ohio
$2.61K
AIM
659
Anchor Investment Management
South Carolina
$2.17K
IPS
660
Investors Portfolio Services
Washington
$1.97K
BHWM
661
Bay Harbor Wealth Management
Maryland
$1.96K
CFM
662
Cornerstone Financial Management
Massachusetts
$1.96K
MAM
663
Marquette Asset Management
Minnesota
$1.52K
BFS
664
Bare Financial Services
Pennsylvania
$1.52K
RWM
665
Rialto Wealth Management
New York
$1.52K
HIA
666
HFM Investment Advisors
New Jersey
$1.3K
CH
667
Cromwell Holdings
Wyoming
$1.3K
CA
668
CoreCap Advisors
Michigan
$1.3K
CFD
669
Creative Financial Designs
Indiana
$1.3K
AWM
670
Activest Wealth Management
Florida
$1.3K
EWA
671
EQ Wealth Advisors
Texas
$1.3K
CFO
672
CVA Family Office
Colorado
$1.09K
TPCW
673
TD Private Client Wealth
New York
$1.09K
CPG
674
Cornerstone Planning Group
New Jersey
$979
QL
675
Quarry LP
New York
$652