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
QL
576
Quarry LP
New York
$24.9K
HNW
577
High Note Wealth
Minnesota
$24.5K
Optiver Holding
578
Optiver Holding
Netherlands
$24.3K
DAM
579
Delta Asset Management
Tennessee
$23.8K
SHIM
580
Stone House Investment Management
Pennsylvania
$23.4K
HIA
581
Harbor Investment Advisory
Maryland
$22.6K
SS
582
Sunbelt Securities
Texas
$21.1K
WSFS
583
Wilmington Savings Fund Society
Delaware
$16.2K
ACM
584
Accent Capital Management
Ohio
$14.9K
JFG
585
JDM Financial Group
Texas
$14.9K
MPWT
586
MassMutual Private Wealth & Trust
Connecticut
$14.5K
AAS
587
Ameritas Advisory Services
Nebraska
$13.6K
LI
588
LRI Investments
Florida
$13K
FHC
589
First Horizon Corporation
Tennessee
$11.5K
MAM
590
Meeder Asset Management
Ohio
$11.3K
BIA
591
Bell Investment Advisors
California
$11.1K
FMII
592
Farmers & Merchants Investments Inc
Nebraska
$11.1K
CIBC Private Wealth Group
593
CIBC Private Wealth Group
Georgia
$10.6K
MCM
594
Manchester Capital Management
Vermont
$10.6K
KTC
595
Kentucky Trust Company
Kentucky
$9.58K
HI
596
Harbour Investments
Wisconsin
$8.94K
CT
597
Colonial Trust
South Carolina
$8.94K
JWA
598
JFS Wealth Advisors
Pennsylvania
$8.73K
AAG
599
Armstrong Advisory Group
Massachusetts
$8.51K
EB
600
Eastern Bank
Massachusetts
$8.09K