679 hedge funds and large institutions have $12.7B invested in MasTec in 2025 Q4 according to their latest regulatory filings, with 111 funds opening new positions, 240 increasing their positions, 224 reducing their positions, and 68 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:

4% more capital invested

Capital invested by funds: $12.1B → $12.7B (+$542M)

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
679
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
Creative Planning
251
Creative Planning
Kansas
$2.67M
DWA
252
Dorsey Wright & Associates
California
$2.66M
OPERF
253
Oregon Public Employees Retirement Fund
Oregon
$2.66M
NMERB
254
New Mexico Educational Retirement Board
New Mexico
$2.63M
FAF
255
Fjarde Ap-fonden
Sweden
$2.61M
FCP
256
Fidelis Capital Partners
Florida
$2.6M
RWM
257
Ritholtz Wealth Management
New York
$2.47M
Teacher Retirement System of Texas
258
Teacher Retirement System of Texas
Texas
$2.45M
AIP
259
Ameritas Investment Partners
Nebraska
$2.44M
IA
260
IFP Advisors
Florida
$2.4M
FM
261
Freemont Management
Switzerland
$2.39M
AI
262
Aperture Investors
New York
$2.39M
BA
263
Bridgewater Associates
Connecticut
$2.33M
JCIA
264
Jackson Creek Investment Advisors
Colorado
$2.33M
PCM
265
Penn Capital Management
Pennsylvania
$2.26M
HA
266
Huntleigh Advisors
Missouri
$2.15M
IP
267
Interval Partners
New York
$2.14M
Sumitomo Mitsui Trust Group
268
Sumitomo Mitsui Trust Group
Japan
$2.11M
Calamos Advisors
269
Calamos Advisors
Illinois
$2.1M
Focus Partners Wealth
270
Focus Partners Wealth
Massachusetts
$2.09M
Pictet Asset Management
271
Pictet Asset Management
Switzerland
$2.06M
CAPTRUST Financial Advisors
272
CAPTRUST Financial Advisors
North Carolina
$1.96M
CI Investments Inc
273
CI Investments Inc
Ontario, Canada
$1.94M
CPC
274
Cookson Peirce & Co
Pennsylvania
$1.93M
AI
275
Atom Investors
Texas
$1.92M