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 Dow Up0.89% Nasdaq Up1.26%

Tenaris SA (TS)

-NYSE

42.24 Down 1.74(3.96%) 4:01PM EDT|After Hours : 42.30 Up 0.06 (0.14%) 6:21PM EDT - Nasdaq Real Time Price

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Major HoldersGet Major Holders for:
Breakdown
% of Shares Held by All Insider and 5% Owners:NaN
% of Shares Held by Institutional & Mutual Fund Owners:NaN
% of Float Held by Institutional & Mutual Fund Owners:NaN
Number of Institutions Holding Shares:

MAJOR DIRECT HOLDERS (FORMS 3 & 4)
HolderSharesReported
No Major Direct Holder info Available for TS

Top Institutional Holders
HolderShares% OutValue*Reported
Aberdeen Asset Management PLC68,403,67011.592,789,501,662Mar 31, 2013
WHV Investment Management, Inc.10,871,6181.84455,738,226Dec 31, 2012
Oppenheimer Funds, Inc.10,194,2291.73427,342,079Dec 31, 2012
JP Morgan Chase & Company10,038,0041.70409,349,803Mar 31, 2013
Price (T.Rowe) Associates Inc5,888,4361.00246,843,237Dec 31, 2012
Westwood Global Investments, LLC4,755,5670.81193,932,022Mar 31, 2013
Franklin Resources, Inc3,504,5430.59142,915,263Mar 31, 2013
Bank of New York Mellon Corporation2,699,2640.46110,075,985Mar 31, 2013
AGF Investments Inc.2,399,0520.4197,833,340Mar 31, 2013
Wells Fargo & Company1,510,4340.2661,595,498Mar 31, 2013

Top Mutual Fund Holders
HolderShares% OutValue*Reported
Aberdeen Global Fds-Emerging Equity Fd8,659,5001.47353,134,410Mar 31, 2013
Oppenheimer Developing Markets7,983,7021.35318,869,057Nov 30, 2012
Aberdeen Emerging Markets Fd5,635,7000.95237,093,899Jan 31, 2013
Aberdeen Global Fds-World Equity Fd3,081,1700.52125,650,112Mar 31, 2013
Aberdeen Global Fds-Latin American Equity Fd1,711,0000.2969,774,580Mar 31, 2013
Price (T.Rowe) Emerging Markets Stock Fund1,637,2000.2868,631,424Dec 31, 2012
Market Vectors ETF Tr- Oil Services ETF1,525,5180.2662,210,624Mar 31, 2013
JP Morgan Emerging Markets Equity Fund1,342,4190.2355,361,359Feb 28, 2013
BlackRock Global Allocation Fund779,0470.1332,774,507Jan 31, 2013
Price (T.Rowe) Latin America Fund768,8000.1331,351,664Mar 31, 2013

Value shown is computed using the security's price on the report date given.

Currency in USD.