| BSBK | Bogota Financial Corp. - Common Stock | | |
| BSEM | BioStem Technologies, Inc. - Common Stock | | |
| BSET | Bassett Furniture Industries, Incorporated - Common Stock | | |
| BSIN | Big Sky Industrial Inc. - Common Stock | | |
| BSP | Bending Spoons S.p.A. - Ordinary Shares | | |
| BSRR | Sierra Bancorp - Common Stock | | |
| BSVN | Bank7 Corp. - Common stock | | |
| BSY | Bentley Systems, Incorporated - Class B Common Stock | | |
| BTBD | BT Brands, Inc. - Common Stock | | |
| BTBDW | BT Brands, Inc. - Warrant | | |
| BTBT | Bit Digital, Inc. - Ordinary Share | | |
| BTCS | BTCS Inc. - Common Stock | | |
| BTCT | BTC Digital Ltd. - Ordinary Shares | | |
| BTDR | Bitdeer Technologies Group - Ordinary Shares | | |
| BTLN | Brightline Interactive, Inc. - Common Stock | | |
| BTMD | Biote Corp. - Class A common stock | | |
| BTOC | Armlogi Holding Corp. - common stock | D | |
| BTQ | BTQ Technologies Corp. - Common Stock | | |
| BTSG | BrightSpring Health Services, Inc. - Common Stock | | |
| BTSGU | BrightSpring Health Services, Inc. - Tangible Equity Unit | | |
| BTTC | Black Titan Corp - Ordinary Shares | D | |
| BULL | Webull Corporation - Class A Ordinary Shares | | |
| BULLW | Webull Corporation - Warrants | | |
| BUSE | First Busey Corporation - Common Stock | | |
| BUSEP | First Busey Corporation - Depositary Shares, Each Representing a 1/40th Interest in a Share of 8.25% Fixed-Rate Series B Non-Cumulative Perpetual Preferred Stock, $0.001 par value | | |
| BUUU | BUUU Group Limited - Class A Ordinary Share | | |
| BVC | BitVentures Limited - Ordinary Share | | |
| BVFL | BV Financial, Inc. - Common Stock | | |
| BVS | Bioventus Inc. - Class A Common Stock | | |
| BWAY | BrainsWay Ltd. - American Depositary Shares | | |
| BWB | Bridgewater Bancshares, Inc. - Common Stock | | |
| BWBBP | Bridgewater Bancshares, Inc. - Depositary Shares, Each Representing a 1/100th Interest in a Share of 5.875% Non-Cumulative Perpetual Preferred Stock, Series A | | |
| BWEN | Broadwind, Inc. - Common Stock | | |
| BWFG | Bankwell Financial Group, Inc. - Common Stock | | |
| BWIN | The Baldwin Insurance Group, Inc. - Class A Common Stock | | |
| BWMN | Bowman Consulting Group Ltd. - Common Stock | | |
| BXBL | BOXABL, Inc. - Common stock | | |
| BYAH | Park Ha Biological Technology Co., Ltd. - Class A Ordinary Shares | | |
| BYFC | Broadway Financial Corporation - Class A Common Stock | | |
| BYND | Beyond Meat, Inc. - Common stock | | |
| BYRN | Byrna Technologies, Inc. - Common Stock | | |
| BYSI | BeyondSpring, Inc. - Ordinary Shares | D | |
| BZ | KANZHUN LIMITED - American Depository Shares | | |
| BZAI | Blaize Holdings, Inc. - Common Stock | D | |
| BZAIW | Blaize Holdings, Inc. - Warrant | | |
| BZFD | BuzzFeed, Inc. - Class A Common Stock | | |
| BZFDW | BuzzFeed, Inc. - Warrant | | |
| BZUN | Baozun Inc. - American Depositary Shares | | |
| CAAS | China Automotive Systems, Inc. - Ordinary Share | | |
| CABA | Cabaletta Bio, Inc. - Common Stock | | |