Platform Features
Platform Features
Features
Investment Products
Private Wealth Management
Trading Tools
Market Data Services
Analysis Tools
News Services
For Developers
Account Types
For Individuals
For Institutions
Café
More
Log in / Sign up
Mastec
MTZ
--
--
Start trading
Overview
Overview
Options
Options
News
News
Posts
Posts
Financials
Financials
Forecast
Forecast
Valuation
Valuation
Shareholders
Shareholders
Profile
Profile
All Shareholders
Institutional Holders
Insiders
All Shareholders
Shareholder Type
Institutions
77.18%
Individuals & Insiders
21.26%
Public and others
1.48%
State-owned enterprises
0.07%
Private companies
0.00%
Major Shareholders
Latest
Major Shareholders Latest
Shareholder
% Held
Shares Held
Change %
Shares Changed
Report Date
Jorge Mas
Chairman
13.96%
11.07M
0.22%
+0
08/11/2026
BlackRock, Inc.
9.63%
7.64M
0.26%
+328.88K
06/30/2026
Jose Mas
CEO & Director
6.26%
4.96M
0.10%
+0
08/11/2026
Peconic Partners LLC
4.64%
3.68M
0.05%
+100.00K
06/30/2026
Vanguard Capital Management, LLC
4.08%
3.23M
0.01%
+42.93K
06/30/2026
Vanguard Portfolio Management, LLC
3.55%
2.81M
<0.01%
+42.09K
06/30/2026
State Street Investment Management
2.83%
2.24M
0.43%
+374.98K
06/30/2026
Hill City Capital LP
2.72%
2.16M
0.04%
+0
06/30/2026
Lone Pine Capital LLC
1.70%
1.35M
0.27%
-185.89K
06/30/2026
First Trust Advisors LP
1.68%
1.33M
0.13%
-83.19K
06/30/2026
Geode Capital Management, LLC
1.61%
1.28M
0.15%
-93.77K
06/30/2026
Bank of America Corporation
1.59%
1.26M
0.05%
-19.45K
06/30/2026
JP Morgan Asset Management
1.53%
1.22M
1.40%
+1.11M
06/30/2026
Victory Capital Management Inc.
1.53%
1.21M
0.52%
-382.44K
06/30/2026
Hood River Capital Management LLC
1.48%
1.17M
0.18%
-121.47K
06/30/2026
UBS Asset Management AG
1.15%
913.55K
0.26%
+216.29K
06/30/2026
FMR LLC
1.11%
880.99K
0.31%
+257.29K
06/30/2026
T. Rowe Price Group, Inc.
1.11%
876.16K
1.03%
+815.35K
06/30/2026
Columbia Management Investment Advisers, LLC
0.93%
734.98K
0.63%
+503.18K
06/30/2026
Mirae Asset Global Investments Co., Ltd.
0.90%
712.79K
0.05%
+52.62K
06/30/2026