| SHOE | Shoe Station Group Inc. | Consumer Cyclical | $359M | — | 0 |
| SHOP | Shopify Inc. | Technology | $188B | — | 0 |
| SHBI | Shore Bancshares, Inc. | Financial Services | $767M | — | 0 |
| SI | Shoulder Innovations, Inc. | Healthcare | $353M | — | 0 |
| SAGU-WT | Shreya Acquisition Group | — | — | — | 0 |
| SSTK | Shutterstock, Inc. | Communication Services | $152M | — | 0 |
| SHPH | Shuttle Pharmaceuticals Holdings, Inc. | Healthcare | $2.3M | — | 0 |
| SIBN | SI-BONE, Inc. | Healthcare | $821M | — | 0 |
| SIAMY | Siam Global House Public Co Limited/ADR | — | — | — | 0 |
| SBYSF | Sibanye Stillwater Limited | Basic Materials | $7.4B | — | 0 |
| SICCY | SICC Co., Ltd./ADR | — | — | — | 0 |
| SKBBY | Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd./ADR | — | — | — | 0 |
| SDHIR | Siddhi Acquisition Corp. | Financial Services | $231M | — | 0 |
| SDCH | SideChannel, Inc. | Technology | $6.4M | — | 0 |
| SIDU | Sidus Space, Inc. | Industrials | $208M | — | 0 |
| SIEB | Siebert Financial Corp. | Financial Services | $91.3M | — | 0 |
| SMEGF | Siemens Energy AG | Industrials | $141B | — | 0 |
| LWSCF | Sienna Senior Living Inc. | Healthcare | $1.4B | — | 0 |
| BSRR | Sierra Bancorp | Financial Services | $519M | — | 0 |
| SINI | SIERRA INTERNATIONAL NETWORK INC | — | — | — | 0 |
| SMDRF | Sierra Madre Gold and Silver Ltd. | Basic Materials | $205M | — | 0 |
| SIF | SIFCO Industries, Inc. | Industrials | $133M | — | 0 |
| SIFY | Sify Technologies Limited | Communication Services | $971M | — | 0 |
| SIGA | SIGA Technologies, Inc. | Healthcare | $233M | — | 0 |
| SIGEY | Sigenergy Technology Co., Ltd./ADR | — | — | — | 0 |