647 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, 201 increasing their positions, 224 reducing their positions, and 73 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:

1.6% more ownership

Funds ownership: 70.7%72.29% (+1.6%)

4% less call options, than puts

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

10% less repeat investments, than reductions

Existing positions increased: 201 | Existing positions reduced: 224

Holders
647
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
Name Holding Trade Value Shares
Change
Change in
Stake
P
501
Pitcairn
Pennsylvania
$225K
GAM
502
Groupama Asset Management
France
$223K
Acadian Asset Management
503
Acadian Asset Management
Massachusetts
$223K
OAM
504
Oppenheimer Asset Management
New York
$219K
QFA
505
Quantum Financial Advisors
California
$219K
DC
506
Diametric Capital
Massachusetts
$219K
HAG
507
HighPoint Advisor Group
Illinois
$216K
TW
508
Trajan Wealth
Arizona
$216K
Baird Financial Group
509
Baird Financial Group
Wisconsin
$216K
ST
510
Smithfield Trust
Pennsylvania
$215K
KFSC
511
Keystone Financial Services (Colorado)
Colorado
$214K
AIM
512
Aigen Investment Management
New York
$213K
AF
513
AGP Franklin
Tennessee
$213K
PAM
514
PVG Asset Management
Colorado
$212K
TDC
515
Thompson Davis & Co
Virginia
$211K
BCI
516
Brinker Capital Investments
Pennsylvania
$210K
QC
517
Quent Capital
New York
$209K
BIG
518
Brooklyn Investment Group
New York
$208K
WA
519
Waverly Advisors
Alabama
$208K
CPA
520
Capital Performance Advisors
California
$207K
AFG
521
Atomi Financial Group
New York
$205K
WA
522
Wealth Alliance
New York
$203K
EH
523
Equitable Holdings
New York
$203K
RG
524
Rathbones Group
United Kingdom
$202K
GWM
525
Geneos Wealth Management
Colorado
$199K