172 hedge funds and large institutions have $1.06B invested in MasTec in 2015 Q4 according to their latest regulatory filings, with 40 funds opening new positions, 56 increasing their positions, 57 reducing their positions, and 36 closing their positions.

Holders
172
Holders Change
+3
Holders Change %
+1.78%
% of All Funds
4.52%
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.18%
New
40
Increased
56
Reduced
57
Closed
36
Calls
$5.81M
Puts
$1.31M
Net Calls
+$4.5M
Net Calls Change
+$13.2M
Name Market Value Shares Shares
Change
Shares
Change %
HK
101
Horizon Kinetics
New York
$610K 35,092 -5,461 -13%
BG
102
BlackRock Group
United Kingdom
$568K 32,694 -465 -1%
PIM
103
Profit Investment Management
Maryland
$525K 30,219 -17,724 -37%
Aviva
104
Aviva
United Kingdom
$521K 30,000
Massachusetts Financial Services
105
Massachusetts Financial Services
Massachusetts
$520K 29,924 +29,924 New
BAM
106
Burnham Asset Management
New York
$494K 28,415 -7,290 -20%
BA
107
BlackRock Advisors
Delaware
$493K 28,339 -13,591 -32%
VOYA Investment Management
108
VOYA Investment Management
Georgia
$484K 27,868
PM
109
Penbrook Management
New York
$482K 27,710 +27,710 New
Citigroup
110
Citigroup
New York
$479K 27,549 +20,745 +305%
Legal & General Group
111
Legal & General Group
United Kingdom
$440K 25,266 -1,963 -7%
LA
112
Lucus Advisors
New York
$434K 24,974 -3,073 -11%
MC
113
Menta Capital
California
$429K 24,700 +24,700 New
GC
114
Guggenheim Capital
Illinois
$398K 22,890 +617 +3%
GC
115
GMT Capital
Georgia
$391K 22,500 -900 -4%
JPMPWA
116
J.P. Morgan Private Wealth Advisors
California
$391K 22,486 +3,159 +16%
FMT
117
First Mercantile Trust
Tennessee
$387K 22,272 +5,993 +37%
CG
118
Clinton Group
New York
$367K 21,106 +21,106 New
GCP
119
GSA Capital Partners
United Kingdom
$362K 20,840 -13,985 -40%
AG
120
Aperio Group
California
$357K 20,543 +1,770 +9%
FAAS
121
First Allied Advisory Services
California
$323K 18,757 +311 +2%
AQR Capital Management
122
AQR Capital Management
Connecticut
$322K 18,527 -1,183 -6%
PP
123
Paloma Partners
Connecticut
$316K 18,168 -32,092 -64%
SCM
124
Stevens Capital Management
Pennsylvania
$311K 17,877 +17,877 New
IR
125
Invictus RG
Bermuda
$307K 17,646 +17,646 New