 Audioboom Group PLC | BOOM | JE00BJYJFG60 | |
| B M European Value Retail PLC | BME | LU1072616219 | |
 B.P. Marsh Partners PLC | BPM | GB00B0XLRJ79 | |
 B90 Holdings PLC | B90 | IM00BYT32K14 | |
 Babcock International Group PLC | BAB | GB0009697037 | |
| BAE Systems PLC | BA. | GB0002634946 | |
 Baillie Gifford China Growth Trust PLC | BGCG | GB0003656021 | |
 Baillie Gifford European Growth Trust PLC | BGEU | GB00BMC7T380 | |
 Baillie Gifford Japan Trust PLC | BGFD | GB0000485838 | |
 Baillie Gifford Shin Nippon PLC | BGS | GB00BFXYH242 | |
 Baillie Gifford UK Growth Trust PLC | BGUK | GB0007913485 | |
 Baker Steel Resources Trust Ltd | BSRT | GG00B6686L20 | |
 Balfour Beatty PLC | BBY | GB0000961622 | |
 Baltic Classifieds Group PLC | BCG | GB00BN44P254 | |
 Banco Bilbao Vizcaya Argentaria S.A. | BVA | ES0113211835 | |
 Banco Santander S.A. | BNC | ES0113900J37 | |
 Bango PLC | BGO | GB00B0BRN552 | |
 Bank of Ireland Mortgage Bank Unlimited Company | BIRG | IE00BD1RP616 | |
 Bankers Investment Trust PLC | BNKR | GB00BN4NDR39 | |
 Barclays PLC | BARC | GB0031348658 | |
 Barings Emerging Emea Opportunities PLC | BEMO | GB0032273343 | |
 Baronsmead Second Venture Trust PLC | BMD | GB0030028103 | |
 Baronsmead Venture Trust PLC | BVT | GB0002631934 | |
 Barr (A.G.) PLC | BAG | GB00B6XZKY75 | |
| Barratt Redrow PLC | BTRW | GB0000811801 | |
 Batm Advanced Communications Limited | BVC | IL0010849045 | |
 Bay Capital PLC | BAY | JE00BKVHVW88 | |
 Beacon Energy PLC | BCE | IM00BW9JFW84 | |
 Beacon Rise Holdings PLC | BRS | GB00BMC0V753 | |
 Beazley PLC | BEZ | GB00BYQ0JC66 | |
 Beeks Financial Cloud Group PLC | BKS | GB00BZ0X8W18 | |
 Bellway PLC | BWY | GB0000904986 | |
| Benchmark Holdings PLC | BMK | GB00BGHPT808 | |
 Berkeley Energia Limited | BKY | AU000000BKY0 | |
 Bezant Resources PLC | BZT | GB00B1CKQD97 | |
 BH Macro Limited | BHMG | GG00BQBFY362 | |
 BH Macro Limited | BHMU | GG00BQBFY479 | |
| BHP Group Limited | BHP | AU000000BHP4 | |
 Big Technologies PLC | BIG | GB00BN2TR932 | |
| Big Yellow Group PLC | BYG | GB0002869419 | |
 Bigblu Broadband PLC | BBB | GB00BD5JMP10 | |
 Billington Holdings PLC | BILN | GB0000332667 | |
| Biopharma Credit PLC | BPCP | GB00BDGKMY29 | |
| Biopharma Credit PLC | BPCP LN | GB00BDGKMY29 | |
 Bioventix PLC | BVXP | GB00B4QVDF07 | |
 Blackbird PLC | BIRD | GB0004740477 | |
 Blackfinch Spring VCT PLC | BFSP | GB00BKV46W45 | |
 Blackrock American Income Trust PLC | BRAI | GB00B7W0XJ61 | |
 Blackrock Energy and Resources Income Trust PLC | BERI | GB00B0N8MF98 | |
 Blackrock Frontiers Investment Trust PLC | BRFI | GB00B3SXM832 | |
 Blackrock Greater Europe Investment Trust PLC | BRGE | GB00B01RDH75 | |
 Blackrock Income and Growth Investment Trust PLC | BRIG | GB0030961691 | |
 Blackrock Latin American Investment Trust PLC | BRLA | GB0005058408 | |
 Blackrock Smaller Companies Trust PLC | BRSC | GB0006436108 | |
 Blackrock World Mining Trust PLC | BRWM | GB0005774855 | |
 Blencowe Resources PLC | BRES | GB00BFCMVS34 | |
 Block Energy PLC | BLOE | GB00BF3TBT48 | |
| Bloomsbury Publishing PLC | BMY | GB0033147751 | |
| Bluebird Mining Ventures Ltd | BMV | VGG118701058 | |
 Bluefield Solar Income Fund Limited | BSIF | GG00BB0RDB98 | |
 Bodycote PLC | BOY | GB00B3FLWH99 | |
 Boku, Inc | BOKU | USU7744C1063 | |
 Boot (henry) PLC | BD82 | GB0001111284 | |
 Boot (henry) PLC | BOOT | GB0001110096 | |
 Borders Southern Petroleum PLC | BOR | GB00B08F4599 | |
 Botswana Minerals PLC | BMIN | GB00B5TFC825 | |
| Bow Street Group PLC | BOW | GB00B17MN067 | |
 BP PLC | BP. | GB0007980591 | |
| BP PLC | BP.A | GB0001385250 | |
| BP PLC | BP.B | GB0001385474 | |
 Bradda Head Lithium Limited | BHL | VGG154091083 | |
 Braemar PLC | BMS | GB0000600931 | |
 Braime Group PLC | BMT | GB0001185270 | |
 Braime Group PLC | BMTO | GB0001185056 | |
 Brave Bison Group PLC | BBSN | GB00BSLKLP68 | |
 Brck Group PLC | BRCK | GB00BK63S759 | |
| Breedon Group PLC | BREE | GB00BM8NFJ84 | |
| Bridgepoint Group PLC | BPT | GB00BND88V85 | |
 Bristol Water PLC | BWRA | GB0001257988 | |
| British American Investment Trust PLC | BAF | GB0000653112 | |
 British American Tobacco PLC | BATS | GB0002875804 | |
 British Smaller Companies VCT PLC | BSV | GB0001403152 | |
 British Smaller Companies VCT2 PLC | BSC | GB0005001796 | |
 Brooks Macdonald Group PLC | BRK | GB00B067N833 | |
 Brown Advisory US Smaller Companies PLC | BASC | GB0003463402 | |
 Brunner Investment Trust PLC | BUT | GB0001490001 | |
| BSF Enterprise PLC | BSFA | GB00BHNBDQ51 | |
 BT Group PLC | BT.A | GB0030913577 | |
| BTG Consulting PLC | BTG | GB00B0305S97 | |
 Buccaneer Energy PLC | BUCE | GB00BZ76F335 | |
| Built Cybernetics PLC | BUC | GB0000617950 | |
 Bunzl PLC | BNZL | GB00B0744B38 | |
| Burberry Group PLC | BRBY | GB0031743007 | |
 Burford Capital Limited | BUR | GG00BMGYLN96 | |
 Bytes Technology Group PLC | BYIT | GB00BMH18Q19 | |
| Chemring Group PLC | BC88 | GB0001904845 | |
 City of London Investment Trust PLC | BA47 | GB0001990059 | |
| City of London Investment Trust PLC | BA69 | GB0001990612 | |
| CT Healthcare Trust PLC | BBH | GB00BZCNLL95 | |
 Fiinu PLC | BANK | GB0033881904 | |
