171 hedge funds and large institutions have $1.21B invested in MasTec in 2015 Q2 according to their latest regulatory filings, with 35 funds opening new positions, 61 increasing their positions, 55 reducing their positions, and 43 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
171
Holders Change
-9
Holders Change %
-5%
% of All Funds
4.61%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.11%
New
35
Increased
61
Reduced
55
Closed
43
Calls
$42M
Puts
$41.2M
Net Calls
+$836K
Net Calls Change
-$6.72M
Name Holding Trade Value Shares
Change
Shares
Change %
TA
126
Teton Advisors
New York
$387K -$45.6K -2,300 -11%
GT
127
Glenmede Trust
Pennsylvania
$386K
CSS
128
Cubist Systematic Strategies
Connecticut
$365K -$149K -7,487 -29%
GC
129
Guggenheim Capital
Illinois
$342K +$342K +17,180 New
NI
130
Numeric Investors
Massachusetts
$332K +$332K +16,700 New
D.E. Shaw & Co
131
D.E. Shaw & Co
New York
$311K -$6.41M -322,529 -95%
Public Employees Retirement Association of Colorado
132
Public Employees Retirement Association of Colorado
Colorado
$306K
Simplex Trading
133
Simplex Trading
Illinois
$303K +$259K +13,035 +582%
BFM
134
Boothbay Fund Management
New York
$298K +$298K +14,992 New
JPMPWA
135
J.P. Morgan Private Wealth Advisors
California
$289K
BlackRock
136
BlackRock
New York
$286K -$376K -18,880 -57%
VIA
137
Vident Investment Advisory
Georgia
$284K +$10.5K +526 +4%
UBS Group
138
UBS Group
Switzerland
$284K +$72.5K +3,647 +34%
Nisa Investment Advisors
139
Nisa Investment Advisors
Missouri
$270K
Principal Financial Group
140
Principal Financial Group
Iowa
$232K -$12.4K -622 -5%
Royal Bank of Canada
141
Royal Bank of Canada
Ontario, Canada
$223K -$87.3K -4,380 -28%
HSBC Holdings
142
HSBC Holdings
United Kingdom
$223K +$24.4K +1,232 +12%
Zurich Cantonal Bank
143
Zurich Cantonal Bank
Switzerland
$205K
Bank of America
144
Bank of America
North Carolina
$172K -$1.08M -54,690 -86%
Ohio Public Employees Retirement System (OPERS)
145
Ohio Public Employees Retirement System (OPERS)
Ohio
$162K -$1.62M -81,915 -91%
GFG
146
Gray Financial Group
Georgia
$160K
FMT
147
First Mercantile Trust
Tennessee
$143K -$37.8K -1,910 -21%
Group One Trading
148
Group One Trading
Illinois
$142K -$25.9K -1,298 -15%
Canada Life
149
Canada Life
Manitoba, Canada
$130K +$57.6K +2,908 +80%
SAM
150
Shell Asset Management
Netherlands
$116K +$116K +5,860 New