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
RG
526
Rathbones Group
United Kingdom
$221K
AWA
527
Aaron Wealth Advisors
Illinois
$220K
ST
528
Smithfield Trust
Pennsylvania
$219K
KFSC
529
Keystone Financial Services (Colorado)
Colorado
$217K
AF
530
AGP Franklin
Tennessee
$217K
TDC
531
Thompson Davis & Co
Virginia
$215K
AFG
532
Atomi Financial Group
New York
$215K
QC
533
Quent Capital
New York
$214K
QLSGSCF
534
Quent Long Short Global Small Cap Fund
New York
$214K
CPA
535
Capital Performance Advisors
California
$214K
GAM
536
Groupama Asset Management
France
$214K
QCM
537
QRG Capital Management
Illinois
$212K
JTWM
538
Jackson Thornton Wealth Management
Alabama
$208K
TW
539
Trajan Wealth
Arizona
$206K
GWM
540
Geneos Wealth Management
Colorado
$206K
UB
541
UMB Bank
Missouri
$205K
SPIA
542
Steward Partners Investment Advisory
New York
$205K
ACM
543
Argent Capital Management
Missouri
$203K
N
544
Natixis
France
$203K
WAP
545
Wealthcare Advisory Partners
Pennsylvania
$202K
National Bank of Canada
546
National Bank of Canada
Quebec, Canada
$202K
ONB
547
Old National Bancorp
Indiana
$201K
CWM
548
Calamos Wealth Management
Illinois
$201K
FRM
549
Fox Run Management
Connecticut
$200K
M
550
MOTCO
Texas
$184K