WhichIndex

Which indexes is Tenaris in?

Tenaris is in 2 of the 57 indexes we track. Its largest weight is 1.19% in the FTSE MIB, where it ranks #19 of 40.

Tickers
TS (NYSE)
TEN (Euronext Milan)
Country
Luxembourg
Sector
Energy
Size
Large cap (market cap $10–200 billion; exact figure in the ranking)
Data as of
16 Oct 2026

Member of 2 indexes

Tenaris's index memberships
IndexWeight %RankIndex size
FTSE MIB1.191940
NYSE Composite0.06 (est.)3411865

Source: each index's own source, listed on its page. How we source this. Weights are estimates where marked. This page is refreshed when a membership changes or a weight moves by more than 10%; each index page has the daily figures.

Tenaris across every index we track

Lit tiles are the indexes Tenaris belongs to; the shade is its weight there.

Fewermore

Neighbours by weight

The members ranked just above and just below Tenaris in each index
IndexRanked aboveRanked below
FTSE MIBUnipol (1.38%)Stellantis (1.17%)
NYSE CompositeTeledyne Technologies (0.06%)W. R. Berkley Corporation (0.06%)

Not in

Among the indexes we track for Luxembourg and the euro area.