| Oakley Capital Investments Limited | OCI | BMG670131058 | |
 Oberon Aim VCT PLC | OVCT | GB00B1SN3863 | |
 Ocado Group PLC | OCDO | GB00B3MBS747 | |
 Ocean Harvest Technology Group PLC | OHT | GB00BQKR6R17 | |
 Octopus Aim VCT 2 PLC | OSEC | GB00B0JQZZ80 | |
 Octopus Aim VCT PLC | OOA | GB0034202076 | |
 Octopus Apollo VCT PLC | OAP3 | GB00B17B3479 | |
 Octopus Future Generations VCT PLC | OFG | GB00BNGFHX14 | |
 Octopus Renewables Infrastructure Trust PLC | ORIT | GB00BJM02935 | |
 Octopus Titan VCT PLC | OTV2 | GB00B28V9347 | |
 Odyssean Investment Trust PLC | OIT | GB00BFFK7H57 | |
 On the Beach Group PLC | OTB | GB00BYM1K758 | |
 Ondine Biomedical Inc | OBI | CA68234M2058 | |
 Ondo Insurtech PLC | ONDO | GB00BNVVGD77 | |
 One Health Group PLC | OHGR | GB00BNNT0595 | |
 One Media IP Group PLC | OMIP | GB00B1DRDZ07 | |
| Optibiotix Health PLC | OPTI | GB00BP0RTP38 | |
 Optima Health PLC | OPT | GB00BRSCY602 | |
 Oracle Power PLC | ORCP | GB00B23JN426 | |
 Orcadian Energy PLC | ORCA | GB00BN0TY502 | |
 Orchard Funding Group PLC | ORCH | GB00BYZFM569 | |
 Orient Telecoms PLC | ORNT | GB00BYPHCZ29 | |
 Origin Enterprises PLC | OGN | IE00B1WV4493 | |
 Oriole Resources PLC | ORR | GB00B0T29327 | |
 Orosur Mining Inc | OMI | CA6871961059 | |
 Oryx International Growth Fund Ltd | OIG | GG00B3BTVQ94 | |
 OSB Group PLC | OSB | GB00BLDRH360 | |
 OXB | OXB | GB00BDFBVT43 | |
 Oxford Biodynamics PLC | OBD | GB00BD5H8572 | |
 Oxford Instruments PLC | OXIG | GB0006650450 | |
 Oxford Metrics PLC | OMG | GB0030312788 | |
 Oxford Nanopore Technologies PLC | ONT | GB00BP6S8Z30 | |
| Oxford Technology 2 Venture Capital Trust PLC | OT1 | GB00BN73FM99 | |
| Oxford Technology 2 Venture Capital Trust PLC | OT3 | GB00BN73FN07 | |
| Oxford Technology 2 Venture Capital Trust PLC | OT4 | GB00BN73FP21 | |
| Oxford Technology 2 Venture Capital Trust PLC | OXH | GB0003105052 | |
| Pacific Assets Trust PLC | PAC | GB0006674385 | |
| Pacific Global Holdings PLC | PCH | GB00BKXP5L71 | |
 Pacific Horizon Investment Trust PLC | PHI | GB0006667470 | |
| Pacsco Limited | PACS | GG00BDG13C09 | |
| Pagegroup PLC | PAGE | GB0030232317 | |
 Palace Capital PLC | PCA | GB00BF5SGF06 | |
 Pan African Resources PLC | PAF | GB0004300496 | |
| Pan African Resources PLC | PAF | GB0004300496 | |
 Pantheon Infrastructure PLC | PINT | GB00BLNNFL88 | |
 Pantheon International PLC | PIN | GB00BP37WF17 | |
 Pantheon Resources PLC | PANR | GB00B125SX82 | |
 Panther Metals PLC | PALM | IM00BRF2WV49 | |
 Panther Securities PLC | PNS | GB0005132070 | |
 Panthera Resources PLC | PAT | GB00BD2B4L05 | |
 Paragon Banking Group PLC | PAG | GB00B2NGPM57 | |
 Parkmead Group The PLC | PMG | GB00BGCYZL73 | |
| Partners Group Private Equity Limited | PEY | GG00B28C2R28 | |
| Partners Group Private Equity Limited | PEYS | GG00B28C2R28 | |
 Parvus Energy Efficiency Trust PLC | AEEE | GB00BN6JYS78 | |
 Parvus Energy Efficiency Trust PLC | AEET | GB00BN6JYS78 | |
 Pathos Communications PLC | NEWS | GB00BTWSXW71 | |
 Patria Private Equity Trust PLC | PPET | GB0030474687 | |
 Paypoint PLC | PAY | GB00BVMTNR93 | |
 PCI Pal PLC | PCIP | GB0009737155 | |
 Pearson PLC | PSON | GB0006776081 | |
| Pebble Beach Systems Group PLC | PEB | GB0001482891 | |
 Peel Hunt Limited | PEEL | GG00BLGZJW08 | |
 Pembroke VCT PLC | PEMB | GB00BQVC9S79 | |
 Pennant International Group PLC | PEN | GB0002570660 | |
 Pennon Group PLC | PNN | GB00BNNTLN49 | |
 Pensana PLC | PRE | GB00BKM0ZJ18 | |
 Pensionbee Group PLC | PBEE | GB00BNDRLN84 | |
 Pershing Square Holdings, Ltd | PSH | GG00BPFJTF46 | |
| Pershing Square Holdings, Ltd | PSHD | GG00BPFJTF46 | |
 Persimmon PLC | PSN | GB0006825383 | |
 Personal Assets Trust PLC | PNL | GB00BM8B5H06 | |
 Personal Group Holdings PLC | PGH | GB0002760279 | |
 Petards Group PLC | PEG | GB00B4YL8F73 | |
 Petra Diamonds Limited | PDL | BMG702782084 | |
 Petrel Resources PLC | PET | IE0001340177 | |
 Petro Matad Limited | MATD | IM00B292WR19 | |
 Petrofac Limited | PFC | GB00B0H2K534 | |
 Petrotal Corporation | PTAL | CA71677J1012 | |
 Pets at Home Group PLC | PETS | GB00BJ62K685 | |
 Pharos Energy PLC | PHAR | GB00B572ZV91 | |
 Phoenix Copper Limited | PXC | VGG7060R1139 | |
 Phoenix Spree Deutschland Limited | PSDL | JE00B248KJ21 | |
 Phsc PLC | PHSC | GB0033113456 | |
 Physiomics PLC | PYC | GB00BDR6W943 | |
 Picton Property Income Limited | PCTN | GB00B0LCW208 | |
 Pinewood Technologies Group PLC | PINE | GB00BSB7BS06 | |
 Pipehawk PLC | PIP | GB0003010609 | |
 Playtech PLC | PTEC | IM00B7S9G985 | |
 Plaza Centers N.V. | PLAZ | NL0011882741 | |
 Plexus Holdings PLC | POS | GB00B0MDF233 | |
 Plus500 Ltd | PLUS | IL0011284465 | |
 Pod Point Group Holdings PLC | PODP | GB00BNDRD100 | |
 Polar Capital Global Financials Trust PLC | PCFT | GB00B9XQT119 | |
 Polar Capital Global Healthcare Trust PLC | PCGH | GB00B6832P16 | |
 Polar Capital Holdings PLC | POLR | GB00B1GCLT25 | |
 Polar Capital Technology Trust PLC | PCT | GB00BR3YV268 | |
 Polarean Imaging PLC | POLX | GB00BF3DT583 | |
 Pollen Street Group Limited | POLN | GG00BMHG0H12 | |
 Poolbeg Pharma PLC | POLB | GB00BKPG7Z60 | |
