JG
Jeremy Grantham (GMO) disclosed increased in TENARIS S A
Jeremy Grantham (GMO) filed a 13F change in TENARIS S A (88031M109) on 2026-05-14, covering period end 2026-03-31.
Action
Increased
Capital
$7,447,886 reported value
Institutional 13F Signals1 evidence source
Why it matters
This signal is anchored to the SEC filing date while retaining the underlying 13F period end.