TS (TENARIS SA-ADR) is held by 117 institutional investors as of Q2 2026. Largest holders: FMR LLC ($375.2M), RENAISSANCE TECHNOLOGIES LLC ($169.6M), WELLINGTON MANAGEMENT GROUP LLP ($136.4M). Net institutional sentiment: Mixed.
117
Holders
(11 Elite)
$1.6B
Total Value
62% (118)
Consensus
73 buying - 45 selling
13F: Insider & Congress: Updated regularly
Who's Trading
Source dates: Price Aug 27, 2026 · Insiders none · Activists Feb 10, 2026 · Congress none
ActivistR&ROCCA & PARTNERS STICHTING ADMINISTRATIEKANTOOR AANDELEN SAN FAUSTIN68.6%Feb 10, 2026
Top Holders
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Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer