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
SS
601
SBI Securities
Japan
$7.02K
TCOT
602
Trust Company of Toledo
Ohio
$6.81K
PWMG
603
Private Wealth Management Group
New Jersey
$6.81K
OP
604
ORG Partners
Indiana
$6.81K
BAM
605
Byrne Asset Management
New Jersey
$6.38K
AssetMark Inc
606
AssetMark Inc
California
$6.17K
CT
607
Clearstead Trust
Maine
$5.96K
PTC
608
Private Trust Company
Ohio
$5.32K
CAM
609
Creekmur Asset Management
Illinois
$5.32K
TFA
610
Toth Financial Advisory
Virginia
$5.11K
WA
611
WPG Advisers
Maryland
$4.68K
HHGA
612
Halbert Hargrove Global Advisors
California
$4.68K
S
613
Sachetta
Massachusetts
$4.04K
NS
614
NBC Securities
Alabama
$3.83K
DPW
615
DiNuzzo Private Wealth
Pennsylvania
$3.45K
FMP
616
Financial Management Professionals
Texas
$2.77K
HWP
617
Highline Wealth Partners
California
$2.77K
MCM
618
MAI Capital Management
Ohio
$2.55K
LFG
619
Larson Financial Group
Missouri
$2.34K
TFA
620
Transamerica Financial Advisors
Florida
$2.34K
AIM
621
Anchor Investment Management
South Carolina
$2.13K
HWA
622
Heartwood Wealth Advisors
Virginia
$2.13K
CCM
623
Cloud Capital Management
Washington
$2K
SIC
624
SJS Investment Consulting
Ohio
$1.92K
EWP
625
Elevation Wealth Partners
California
$1.7K