| Name | TIDM | ISIN | Watchlist |
|---|---|---|---|
 S.S. Lazio - S.P.A. | SSL | IT0003621783 | |
| Sabaf S.P.A. | SAB | IT0001042610 | |
| Safilo Group S.p.A. | SFL | IT0004604762 | |
| Saipem S.P.A. | SPM | IT0005495657 | |
| Salvatore Ferragamo S.P.A. | SFER | IT0004712375 | |
| Sanlorenzo S.P.A. In SIGLA SL S.P.A. | SL | IT0003549422 | |
| Seco S.P.A. | IOT | IT0005438046 | |
| Seri Industrial S.P.A. | SERI | IT0005283640 | |
 Sesa S.P.A. | SES | IT0004729759 | |
| Sit S.P.A. | SIT | IT0005262149 | |
| Snam | SRG | IT0003153415 | |
 Softlab - Societa' Per Azioni | SFT | IT0001469953 | |
 Sogefi | SGF | IT0000076536 | |
| SOL Group | SOL | IT0001206769 | |
 Somec SPA | SOM | IT0005329815 | |
| Stellantis N.V. | STLAM | NL00150001Q9 | |
| STMicroelectronics N.V. | STMMI | NL0000226223 | |
 SYS-DAT S.P.A. | SYS | IT0005595423 |