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
BGAI
676
Bruce G. Allen Investments
Colorado
$652
DF
677
Dunhill Financial
United Kingdom
$271
TFM
678
TFC Financial Management
Massachusetts
$218
SA
679
Seneschal Advisors
Washington
$218
HI
680
Horizon Investments
North Carolina
$217
WWA
681
Wealth Watch Advisors
Colorado
$217
UFPG
682
United Financial Planning Group
New York
$217
SWM
683
SHP Wealth Management
Massachusetts
$217
Macquarie Group
684
Macquarie Group
Australia
DnB Asset Management
685
DnB Asset Management
Norway
OAG
686
Orbis Allan Gray
Bermuda
Zurich Cantonal Bank
687
Zurich Cantonal Bank
Switzerland
MC
688
Maplelane Capital
New York
1832 Asset Management
689
1832 Asset Management
Ontario, Canada
Susquehanna International Group
690
Susquehanna International Group
Pennsylvania
FCM
691
Frontier Capital Management
Massachusetts
JF
692
Jump Financial
Illinois
LIP
693
Lighthouse Investment Partners
Florida
CCS
694
Concentric Capital Strategies
Connecticut
AT
695
AMF Tjänstepension
Sweden
ECM
696
ExodusPoint Capital Management
New York
UOC
697
UBS O'Connor
Illinois
TI
698
Trexquant Investment
Connecticut
LSA
699
L & S Advisors
California
MIC
700
Mubadala Investment Company
United Arab Emirates