150 hedge funds and large institutions have $5.49B invested in Tenaris in 2014 Q3 according to their latest regulatory filings, with 23 funds opening new positions, 48 increasing their positions, 50 reducing their positions, and 26 closing their positions.

Holders
150
Holders Change
-4
Holders Change %
-2.6%
% of All Funds
4.36%
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.12%
New
23
Increased
48
Reduced
50
Closed
26
Calls
$29.5M
Puts
$6.68M
Net Calls
+$22.8M
Net Calls Change
+$10.7M
Name Holding Trade Value Shares
Change
Shares
Change %
California Public Employees Retirement System
26
California Public Employees Retirement System
California
$14.9M
Vanguard Group
27
Vanguard Group
Pennsylvania
$13.3M
TAM
28
Todd Asset Management
Kentucky
$13.1M +$277K +6,073 +2%
TRSOTSOK
29
Teachers Retirement System of the State of Kentucky
Kentucky
$12.3M
GF
30
Gabelli Funds
New York
$11.8M -$91.1K -2,000 -0.8%
Northern Trust
31
Northern Trust
Illinois
$10.8M -$6.63M -145,601 -38%
SCM
32
SIR Capital Management
New York
$10.8M +$8.95M +196,400 +484%
ACI
33
AMP Capital Investors
Australia
$9.97M +$723K +15,879 +8%
Artisan Partners
34
Artisan Partners
Wisconsin
$9.65M -$3.3M -72,484 -25%
Capital International Investors
35
Capital International Investors
California
$8.22M +$3.27M +71,700 +66%
BTS
36
BB&T Securities
Virginia
$7.39M +$23.2K +51 +0.3%
BAM
37
Baring Asset Management
United Kingdom
$7.28M +$7.28M +159,849 New
MAA
38
Managed Account Advisors
New Jersey
$6.88M +$742K +16,280 +12%
WBC
39
Westpac Banking Corp
Australia
$6.84M +$6.84M +150,178 New
CS
40
Credit Suisse
Switzerland
$6.43M -$1.05M -23,112 -14%
Ameriprise
41
Ameriprise
Minnesota
$6.29M +$93.8K +2,059 +2%
VAM
42
Visium Asset Management
New York
$6.12M +$6.12M +134,448 New
SC
43
Saturna Capital
Washington
$6.01M
GXMC
44
Global X Management Company
New York
$5.67M +$3.48M +76,435 +159%
Marshall Wace
45
Marshall Wace
United Kingdom
$5.57M +$5.32M +116,839 +2,186%
Dimensional Fund Advisors
46
Dimensional Fund Advisors
Texas
$5.37M
Massachusetts Financial Services
47
Massachusetts Financial Services
Massachusetts
$5.29M -$1.44M -31,606 -21%
AG
48
Aperio Group
California
$4.85M +$1.38M +30,220 +40%
SAM
49
Shell Asset Management
Netherlands
$4.55M
CAM
50
Capstone Asset Management
Texas
$4.55M -$4.51K -99 -0.1%