169 hedge funds and large institutions have $2.53B invested in Tenaris in 2017 Q3 according to their latest regulatory filings, with 26 funds opening new positions, 59 increasing their positions, 54 reducing their positions, and 17 closing their positions.

Holders
169
Holders Change
+4
Holders Change %
+2.42%
% of All Funds
4.22%
Holding in Top 10
7
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+16.67%
% of All Funds
0.17%
New
26
Increased
59
Reduced
54
Closed
17
Calls
$2.23M
Puts
$4.55M
Net Calls
-$2.32M
Net Calls Change
+$2.11M
Name Market Value Shares Shares
Change
Shares
Change %
Aberdeen Group
1
Aberdeen Group
United Kingdom
$565M 19,951,899 +19,951,899 New
HL
2
Harding Loevner
New Jersey
$423M 14,938,263 +339,536 +2%
WGI
3
Westwood Global Investments
Massachusetts
$221M 7,823,734 +323,836 +4%
RL
4
Ruffer LLP
United Kingdom
$163M 5,749,617 +502,297 +10%
VanEck Associates
5
VanEck Associates
New York
$102M 3,608,913 +300,807 +9%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$90M 3,180,200 +665,113 +26%
LM
7
Luminus Management
Texas
$77.5M 2,736,404 +1,173,029 +75%
Wellington Management Group
8
Wellington Management Group
Massachusetts
$75.5M 2,668,159 +198,277 +8%
Mackenzie Financial
9
Mackenzie Financial
Ontario, Canada
$61.3M 2,164,733 +40,123 +2%
WHG
10
Westwood Holdings Group
Texas
$54.3M 1,916,814 +354,120 +23%
Millennium Management
11
Millennium Management
New York
$44.8M 1,582,081 -1,788,828 -53%
Morgan Stanley
12
Morgan Stanley
New York
$39.4M 1,391,394 +1,277,279 +1,119%
Goldman Sachs
13
Goldman Sachs
New York
$35.6M 1,256,785 -51,614 -4%
WRF
14
Waddell & Reed Financial
Kansas
$33.9M 1,197,900 +255,500 +27%
SAM
15
Sheffield Asset Management
Illinois
$28.3M 998,647 -39,700 -4%
Legal & General Group
16
Legal & General Group
United Kingdom
$27.6M 973,908
Jennison Associates
17
Jennison Associates
New York
$26.4M 933,609 +62,120 +7%
NIMC
18
NWQ Investment Management Company
California
$20.1M 709,790 +127,298 +22%
CS
19
Credit Suisse
Switzerland
$19.8M 699,107 +626,807 +867%
Franklin Resources
20
Franklin Resources
California
$19.8M 697,721 -289,192 -29%
GXMC
21
Global X Management Company
New York
$19M 670,038 -121,037 -15%
Russell Investments Group
22
Russell Investments Group
United Kingdom
$18.1M 639,320 -23,428 -4%
AI
23
Ariel Investments
Illinois
$17.8M 629,830 +157,743 +33%
Citadel Advisors
24
Citadel Advisors
Florida
$17.6M 620,559 -1,296,203 -68%
Calamos Advisors
25
Calamos Advisors
Illinois
$17.1M 605,199 +91,191 +18%