225 hedge funds and large institutions have $2.3B invested in MasTec in 2013 Q2 according to their latest regulatory filings, with 225 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

Holders
225
Holders Change
+225
Holders Change %
% of All Funds
7.35%
Holding in Top 10
12
Holding in Top 10 Change
+12
Holding in Top 10 Change %
%
% of All Funds
0.39%
New
225
Increased
Reduced
Closed
Calls
$4.14M
Puts
$6.7M
Net Calls
-$2.56M
Net Calls Change
-$2.56M

Top Buyers

No buyers this quarter

Top Sellers

No sellers this quarter
Name Market Value Shares Shares
Change
Shares
Change %
CIM
26
Corbyn Investment Management
Maryland
$18.8M 570,858 +570,858 New
FA
27
Friess Associates
Delaware
$18.4M 559,430 +559,430 New
T
28
Tahithromos
New York
$18.1M 548,659 +548,659 New
WI
29
WHV Investments
California
$18M 546,500 +546,500 New
AC
30
Apex Capital
California
$17.7M 538,100 +538,100 New
OCAM
31
Onex Canada Asset Management
Ontario, Canada
$16.6M 480,840 +480,840 New
FLPIM
32
F.L. Putnam Investment Management
Massachusetts
$16.4M 499,121 +499,121 New
OCM
33
OMT Capital Management
California
$16.3M 494,910 +494,910 New
Morgan Stanley
34
Morgan Stanley
New York
$16.3M 494,441 +494,441 New
D.E. Shaw & Co
35
D.E. Shaw & Co
New York
$15M 454,635 +454,635 New
Wells Fargo
36
Wells Fargo
California
$14.9M 454,273 +454,273 New
Balyasny Asset Management
37
Balyasny Asset Management
Illinois
$14.8M 451,091 +451,091 New
NC
38
Northpointe Capital
Michigan
$14.8M 449,953 +449,953 New
Natixis Advisors
39
Natixis Advisors
Massachusetts
$14.8M 449,528 +449,528 New
RFC
40
Russell Frank Company
Washington
$14.8M 449,362 +449,362 New
PCM
41
Penn Capital Management
Pennsylvania
$14.7M 445,978 +445,978 New
KMC
42
Kirr Marbach & Co
Indiana
$14.6M 444,643 +444,643 New
GIM
43
Granahan Investment Management
Massachusetts
$14.5M 442,178 +442,178 New
MTIP
44
Magee Thomson Investment Partners
California
$14.1M 428,102 +428,102 New
Axa
45
Axa
France
$13.7M 415,000 +415,000 New
ICM
46
IronBridge Capital Management
Illinois
$13.3M 405,522 +405,522 New
GT
47
Glenmede Trust
Pennsylvania
$13.1M 398,152 +398,152 New
Lazard Asset Management
48
Lazard Asset Management
New York
$12.6M 382,817 +382,817 New
SAM
49
Scopus Asset Management
New York
$12.5M 380,306 +380,306 New
RHJA
50
Rice Hall James & Associates
California
$12.4M 375,441 +375,441 New