638 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, 200 increasing their positions, 219 reducing their positions, and 74 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:

1.54% more ownership

Funds ownership: 70.75%72.29% (+1.5%)

4% less call options, than puts

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

9% less repeat investments, than reductions

Existing positions increased: 200 | Existing positions reduced: 219

Holders
638
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
LSA
226
L & S Advisors
California
$3.38M
OLA
227
Oliver Luxxe Assets
New Jersey
$3.37M
OCA
228
Otter Creek Advisors
Florida
$3.37M
COPPSERS
229
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$3.35M
MIC
230
Mubadala Investment Company
United Arab Emirates
$3.26M
Bank of Nova Scotia
231
Bank of Nova Scotia
Ontario, Canada
$3.24M
SCM
232
Shelton Capital Management
Colorado
$3.24M
EDRH
233
Edmond de Rothschild Holding
Switzerland
$3.19M
NAM
234
NorthCrest Asset Manangement
Minnesota
$3.16M
BCM
235
Bridgeway Capital Management
Texas
$3.15M
N
236
Natixis
France
$3.15M
SOMRS
237
State of Michigan Retirement System
Michigan
$3.12M
VCM
238
Vennlight Capital Management
Connecticut
$3.1M
Credit Agricole
239
Credit Agricole
France
$2.95M
NMIMC
240
Northwestern Mutual Investment Management Company
Wisconsin
$2.91M
Bank of Montreal
241
Bank of Montreal
Ontario, Canada
$2.87M
AACP
242
Advantage Alpha Capital Partners
California
$2.83M
KK
243
KLP Kapitalforvaltning
Norway
$2.81M
NSEDCP
244
NJ State Employees Deferred Compensation Plan
New Jersey
$2.77M
SAM
245
Sycomore Asset Management
France
$2.75M
FDCDDQ
246
Federation des caisses Desjardins du Quebec
Quebec, Canada
$2.71M
PCM
247
Penn Capital Management
Pennsylvania
$2.69M
BHCM
248
Brevan Howard Capital Management
Jersey
$2.67M
DWA
249
Dorsey Wright & Associates
California
$2.63M
OPERF
250
Oregon Public Employees Retirement Fund
Oregon
$2.62M