170 hedge funds and large institutions have $6.38B invested in Tenaris in 2013 Q3 according to their latest regulatory filings, with 34 funds opening new positions, 59 increasing their positions, 45 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
170
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$17.5M
Puts
$14.4M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
101
$602K
102
$586K
103
$580K
104
$564K
105
$519K
106
$507K
107
$477K
108
$465K
109
$459K
110
$374K
111
$374K
112
$354K
113
$351K
114
$333K
115
$332K
116
$320K
117
$313K
118
$310K
119
$308K
120
$303K
121
$285K
122
$281K
123
$276K
124
$276K
125
$267K