| BRRN | Born Inc. | Financial Services | $0.0M | — | 0 |
| BRQSF | Borqs Technologies, Inc. | Technology | $3.6M | — | 0 |
| BORR | Borr Drilling Limited | Energy | $1.3B | — | 0 |
| BOC | Boston Omaha Corporation | Communication Services | $406M | — | 0 |
| BSX | Boston Scientific Corporation | Healthcare | $66.4B | — | 0 |
| BOLD | Boundless Bio, Inc. | Healthcare | $58.4M | — | 0 |
| BLTG | BOUNDLESS GROUP | — | — | — | 0 |
| BOW | Bowhead Specialty Holdings Inc. | Financial Services | $1.1B | — | 0 |
| BWMN | Bowman Consulting Group Ltd. | Industrials | $745M | — | 0 |
| BXCAP | Box, Inc. | — | — | — | 0 |
| BXBL | BOXABL Inc. | — | — | — | 0 |
| BXRLY | Boxer Retail Limited/ADR | — | — | — | 0 |
| BOXL | Boxlight Corporation | Technology | $3.2M | — | 0 |
| NRHI | Boxxy Inc. | — | — | — | 0 |
| BYD | Boyd Gaming Corporation | Consumer Cyclical | $5.2B | — | 0 |
| BGSI | Boyd Group Services Inc. | Consumer Cyclical | $2.2B | — | 0 |
| BPPFF | BP p.l.c. | — | — | — | 0 |
| BSUDY | Bradsaude S.A./ADR | — | — | — | 0 |
| BRC | Brady Corporation | Industrials | $3.9B | — | 0 |
| BHR-PD | Braemar Hotels & Resorts Inc. | Real Estate | $133M | — | 0 |
| BRAG | Bragg Gaming Group Inc. | Technology | $42.1M | — | 0 |
| BRAI | Braiin Ltd | — | — | — | 0 |
| BCLI | Brainstorm Cell Therapeutics Inc. | Healthcare | $10.5M | — | 0 |
| BRSYF | BrainsWay Ltd. | Healthcare | $607M | — | 0 |
| BOF | BranchOut Food Inc. | Consumer Defensive | $56.7M | — | 0 |