194 hedge funds and large institutions have $1.45B invested in MasTec in 2014 Q4 according to their latest regulatory filings, with 36 funds opening new positions, 74 increasing their positions, 69 reducing their positions, and 57 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
194
Holders Change
-24
Holders Change %
-11.01%
% of All Funds
5.18%
Holding in Top 10
5
Holding in Top 10 Change
-7
Holding in Top 10 Change %
-58.33%
% of All Funds
0.13%
New
36
Increased
74
Reduced
69
Closed
57
Calls
$7.33M
Puts
$5.93M
Net Calls
+$1.4M
Net Calls Change
+$6.45M
Name Holding Trade Value Shares
Change
Shares
Change %
BA
126
BlackRock Advisors
Delaware
$782K -$38K -1,682 -5%
Legal & General Group
127
Legal & General Group
United Kingdom
$719K
VOYA Investment Management
128
VOYA Investment Management
Georgia
$715K
BG
129
BlackRock Group
United Kingdom
$687K +$268K +11,879 +64%
Barclays
130
Barclays
United Kingdom
$615K -$18.7M -848,227 -97%
BlackRock
131
BlackRock
New York
$596K -$15.3K -679 -3%
T. Rowe Price Associates
132
T. Rowe Price Associates
Maryland
$583K
PI
133
Placemark Investments
Illinois
$556K -$298K -13,238 -35%
ECM
134
Empirical Capital Management
Tennessee
$520K +$520K +23,000 New
ECP
135
Empirical Capital Partners
Georgia
$520K +$520K +23,000 New
UBS AM
136
UBS AM
Illinois
$517K -$1.75M -77,451 -77%
SLG
137
Stanley-Laman Group
Pennsylvania
$515K +$107K +4,717 +26%
TA
138
Teton Advisors
New York
$506K +$271K +12,000 +115%
Alyeska Investment Group
139
Alyeska Investment Group
Illinois
$449K +$449K +19,867 New
AG
140
Aperio Group
California
$443K +$34.9K +1,541 +9%
Natixis Advisors
141
Natixis Advisors
Massachusetts
$440K -$467K -20,622 -51%
MCM
142
MAI Capital Management
Ohio
$422K -$11.5K -511 -3%
Citigroup
143
Citigroup
New York
$411K +$126K +5,559 +44%
Tudor Investment Corp
144
Tudor Investment Corp
Connecticut
$410K +$410K +18,122 New
KeyBank National Association
145
KeyBank National Association
Ohio
$373K -$47.3K -2,090 -11%
FA
146
FMA Advisory
Pennsylvania
$361K +$361K +15,975 New
R
147
RQSI
Bahamas
$355K +$355K +15,718 New
Public Employees Retirement Association of Colorado
148
Public Employees Retirement Association of Colorado
Colorado
$348K
Walleye Trading
149
Walleye Trading
New York
$340K +$340K +15,024 New
WB
150
WesBanco Bank
West Virginia
$339K +$113K +5,000 +50%