| SENS | Senseonics Holdings, Inc. - Common Stock | | |
| SEPN | Septerna, Inc. - Common Stock | | |
| SERA | Sera Prognostics, Inc. - Class A Common Stock | | |
| SERV | Serve Robotics Inc. - Common Stock | | |
| SEV | Aptera Motors Corp. - Class B Common Stock | | |
| SEVN | Seven Hills Realty Trust - Common Stock | | |
| SEZL | Sezzle Inc. - Common Stock | | |
| SFBC | Sound Financial Bancorp, Inc. - Common Stock | | |
| SFD | Smithfield Foods, Inc. - Common Stock | | |
| SFHG | Samfine Creation Holdings Group Limited - Class A Ordinary Share | | |
| SFIX | Stitch Fix, Inc. - Class A Common Stock | | |
| SFM | Sprouts Farmers Market, Inc. - Common Stock | | |
| SFNC | Simmons First National Corporation - Common Stock | | |
| SFST | Southern First Bancshares, Inc. - Common Stock | | |
| SFWL | Shengfeng Development Limited - Class A Ordinary Shares | | |
| SGA | Saga Communications, Inc. - Class A Common Stock | | |
| SGC | Superior Group of Companies, Inc. - Common Stock | | |
| SGHT | Sight Sciences, Inc. - Common Stock | | |
| SGLD | Scorpio Gold Corporation - Common Stock | | |
| SGLY | Singularity Future Technology Ltd. - Common Stock | | |
| SGML | Sigma Lithium Corporation - common shares | | |
| SGMT | Sagimet Biosciences Inc. - Series A Common Stock | | |
| SGP | SpyGlass Pharma, Inc. - Common Stock | | |
| SGRX | SANGRIX INC. - Class A Ordinary Shares | | |
| SGRY | Surgery Partners, Inc. - Common Stock | | |
| SHAZ | SharonAI Holdings, Inc. - Class A Common Stock | | |
| SHBI | Shore Bancshares, Inc. - Common Stock | | |
| SHC | Sotera Health Company - Common Stock | | |
| SHEN | Shenandoah Telecommunications Co - Common Stock | | |
| SHFS | SHF Holdings, Inc. - Class A Common Stock | D | |
| SHFSW | SHF Holdings, Inc. - Warrants | | |
| SHIM | Shimmick Corporation - Common Stock | | |
| SHIP | Seanergy Maritime Holdings Corp. - Common Stock | | |
| SHLS | Shoals Technologies Group, Inc. - Class A Common Stock | | |
| SHMD | SCHMID Group N.V. - Class A Ordinary Shares | | |
| SHMDW | SCHMID Group N.V. - Warrants | | |
| SHOE | Shoe Station Group, Inc. - Common Stock | | |
| SHOO | Steven Madden, Ltd. - Common Stock | | |
| SHOP | Shopify Inc. - Class A Subordinate Voting Shares | | |
| SHOT | RMG ML Sports Holdings - Class A Ordinary Shares | | |
| SHOTR | RMG ML Sports Holdings - Rights | | |
| SHOTU | RMG ML Sports Holdings - Unit | | |
| SHPH | Shuttle Pharmaceuticals Holdings, Inc. - common stock | | |
| SIBN | SI-BONE, Inc. - Common Stock | | |
| SIDU | Sidus Space, Inc. - Class A Common Stock | | |
| SIEB | Siebert Financial Corp. - Common Stock | | |
| SIFY | Sify Technologies Limited - American Depository Shares | | |
| SIGA | SIGA Technologies Inc. - Common Stock | | |
| SIGI | Selective Insurance Group, Inc. - Common Stock | | |
| SIGIP | Selective Insurance Group, Inc. - Depositary Shares, each representing a 1/1,000th interest in a share of 4.60% Non-Cumulative Preferred Stock, Series B | | |