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
© 2026 Longbridge|
Terms of Service
Privacy Policy
Disclaimer
Mastec
MTZ
324.440
12.88% ( +37.020 )
Closed: Jul 30, 16:00:00 (EDT)
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
76.41%
Individuals & Insiders
21.61%
Public and others
1.36%
Private companies
0.54%
State-owned enterprises
0.07%
Major Shareholders
Latest
Major Shareholders Latest
Shareholder
% Held
Shares Held
Change %
Shares Changed
Report Date
Jorge Mas
Chairman
14.19%
11.07M
0.02%
-120.00
03/18/2026
BlackRock, Inc.
9.37%
7.31M
0.24%
+198.36K
03/31/2026
Jose Mas
CEO & Director
6.36%
4.96M
0.01%
-1.79K
03/18/2026
Peconic Partners LLC
4.59%
3.58M
2.53%
+1.98M
03/31/2026
Vanguard Capital Management, LLC
3.60%
2.80M
--
+2.80M
03/31/2026
Vanguard Portfolio Management, LLC
3.55%
2.77M
--
+2.77M
03/31/2026
Hill City Capital LP
2.76%
2.16M
<0.01%
+0
03/31/2026
State Street Global Advisors, Inc.
2.40%
1.87M
0.05%
+43.37K
03/31/2026
Victory Capital Management Inc.
2.04%
1.59M
1.35%
-1.04M
03/31/2026
Lone Pine Capital LLC
1.96%
1.53M
--
+1.53M
03/31/2026
First Trust Advisors LP
1.81%
1.41M
0.13%
+100.15K
03/31/2026
Geode Capital Management, LLC
1.76%
1.37M
0.19%
+151.21K
03/31/2026
Hood River Capital Management LLC
1.66%
1.30M
0.24%
-188.28K
03/31/2026
Bank of America Corporation
1.64%
1.28M
0.12%
+92.90K
03/31/2026
Nordea Investment Management, AB
0.94%
733.63K
0.54%
-416.64K
03/31/2026
Dimensional Fund Advisors LP
0.94%
731.65K
0.18%
-139.20K
03/31/2026
Electron Capital Partners, LLC
0.91%
713.01K
0.12%
-91.29K
03/31/2026
Invesco Ltd.
0.90%
698.45K
0.25%
-190.66K
03/31/2026
UBS Asset Management AG
0.89%
697.26K
0.09%
-72.14K
03/31/2026
Mirae Asset Global Investments Co., Ltd.
0.84%
657.03K
<0.01%
-3.14K
06/30/2026