WhichIndex

Which indexes is Sanofi in?

Sanofi is in 3 of the 57 indexes we track. Its largest weight is 4.72% in the CAC 40, where it ranks #9 of 40.

Tickers
SAN (Euronext Paris)
SNY (Nasdaq)
Country
France
Sector
Health Care
Size
Large cap (market cap $10–200 billion; exact figure in the ranking)
Data as of
16 Oct 2026

Member of 3 indexes

Sanofi's index memberships
IndexWeight %RankIndex size
CAC 404.72940
Euro Stoxx 501.812150
Nasdaq Composite0.19 (est.)553373

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.

Sanofi across every index we track

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

Fewermore

Neighbours by weight

The members ranked just above and just below Sanofi in each index
IndexRanked aboveRanked below
CAC 40L'Oréal (5.25%)Axa (4.24%)
Euro Stoxx 50ING Group (1.93%)Infineon Technologies (1.74%)
Nasdaq CompositeEquinix (0.19%)AppLovin (0.18%)