| Symbol | Name | Last Price | Industry / Category | Type | Exchange |
|---|---|---|---|---|---|
| OSUR | OraSure Technologies, Inc. | 7.64 | Healthcare | Stocks | NMS |
| OSIS | OSI Systems, Inc. | 105.68 | Technology | Stocks | NMS |
| OSI.L | OSIRIUM TECHNOLOGIES PLC ORD 1P | 47.40 | Technology | Stocks | LSE |
| SIR | Select Income REIT of Benefici | N/A | N/A | Stocks | NMS |
| OSIN | OPTIMUM SOURCE INTERNATIONAL | 0.02 | Industrials | Stocks | PNK |
| OSIZ | OSIZ | 28.14 | N/A | ETF | BTS |
| O6T.SG | Osirium Technologies PLC Regist | 0.50 | Technology | Stocks | STU |
| OSPR | Osprey Energy Acquisition Corp. | 11.29 | N/A | Stocks | NCM |
| OSIR | OSIR | N/A | N/A | Stocks | NGM |
| OCIR | OCIR | N/A | Basic Materials | Stocks | NYQ |