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
UBP
251
Union Bancaire Privee
Switzerland
$2.74M
Creative Planning
252
Creative Planning
Kansas
$2.67M
DWA
253
Dorsey Wright & Associates
California
$2.66M
OPERF
254
Oregon Public Employees Retirement Fund
Oregon
$2.66M
NMERB
255
New Mexico Educational Retirement Board
New Mexico
$2.63M
FAF
256
Fjarde Ap-fonden
Sweden
$2.61M
FCP
257
Fidelis Capital Partners
Florida
$2.6M
RWM
258
Ritholtz Wealth Management
New York
$2.47M
Teacher Retirement System of Texas
259
Teacher Retirement System of Texas
Texas
$2.45M
AIP
260
Ameritas Investment Partners
Nebraska
$2.44M
IA
261
IFP Advisors
Florida
$2.4M
FM
262
Freemont Management
Switzerland
$2.39M
AI
263
Aperture Investors
New York
$2.39M
BA
264
Bridgewater Associates
Connecticut
$2.33M
JCIA
265
Jackson Creek Investment Advisors
Colorado
$2.33M
PCM
266
Penn Capital Management
Pennsylvania
$2.26M
HA
267
Huntleigh Advisors
Missouri
$2.15M
IP
268
Interval Partners
New York
$2.14M
Sumitomo Mitsui Trust Group
269
Sumitomo Mitsui Trust Group
Japan
$2.11M
Calamos Advisors
270
Calamos Advisors
Illinois
$2.1M
Focus Partners Wealth
271
Focus Partners Wealth
Massachusetts
$2.09M
Pictet Asset Management
272
Pictet Asset Management
Switzerland
$2.06M
CAPTRUST Financial Advisors
273
CAPTRUST Financial Advisors
North Carolina
$1.96M
CI Investments Inc
274
CI Investments Inc
Ontario, Canada
$1.94M
CPC
275
Cookson Peirce & Co
Pennsylvania
$1.93M