| Code | Name | High | Low | Close | Volume | Change |
|---|
| OAH | Oak Holdings Ord 1p | 16.50 | 16.50 | 16.50 | 0 | 0.00 |  | 0.00 |
| OBP | Ondine Bio | 5.500 | 5.500 | 5.500 | 0 | 0.500 |  | 8.33 |
| OBT | OBTALA RESOURCES PLC ORD GBP0.01 | 30.00 | 27.00 | 29.50 | 0 | 0.00 | | 0.00 |
| OCG | OXFORD CATALYSTS GROUP ord gbp0.01 | 163.7 | 162.5 | 163.7 | 1,000 | 1.2 |  | 0.71 |
| OCH | orchid developments group ord eur0.01 | 67.50 | 67.50 | 67.50 | 0 | 0.00 | | 0.00 |
| OCL | OAKLEY CAPITAL INVESTMENTS LTD ORD | 63.50 | 63.50 | 63.50 | 0 | 0.00 | | 0.00 |
| OCN | Ocean Wilson Hdg | 485.0 | 475.0 | 475.0 | 11,180 | 2.4 | | 0.50 |
| OCR | Oneclickhr | 3.625 | 3.625 | 3.625 | 0 | 0.000 | | 0.00 |
| OCZ | OCZ TECHNOLOGY GROUP INC COM STK | 15.50 | 15.00 | 15.50 | 0 | 1.50 | | 10.71 |
| OCZU | OCZ TECHNOLOGY GROUP INC COM STK | 16.00 | 16.00 | 16.00 | 0 | 1.50 | | 10.34 |
| ODX | QUINTESSENTIALLY ENGLISH ORD GBP0.01 | 19.00 | 19.00 | 19.00 | 0 | 0.00 | | 0.00 |
| OEX | oilex nl ord npv | 21.00 | 18.00 | 20.50 | 107,702 | 0.50 | | 2.50 |
| OFF | OFFICE2OFFICE ORD GBP0.01 | 89.90 | 87.50 | 87.50 | 0 | 2.40 | | 2.67 |
| OHM | Offshore Hydrocarbon Mapping Ord 1p | 15.75 | 14.25 | 14.50 | 0 | 1.25 | | 7.94 |
| OIAA | OCTOPUS IHT AIM VCT PLC ORD`A`SHS | 58.00 | 58.00 | 58.00 | 0 | 0.00 | | 0.00 |
| OIG | Oryx Intl | 114.0 | 108.0 | 108.0 | 109 | 3.0 | | 2.86 |
| OIH | OMEGA INSURANCE HLDGS LTD COM STK | 158.0 | 157.0 | 157.0 | 28,875 | 1.0 | | 0.63 |
| OIL | Oilexco Inc Com Shs Npv | 149.7 | 119.0 | 120.3 | 120,737 | 30.7 | | 20.35 |
| OILS | ETFS FUND COMPANY PLC DOW JONES STOXX | 1,306 | 1,202 | 1,202 | 0 | 38 | | 3.07 |
| OKD | Oakdene Homes Ord 1p | 12.75 | 12.75 | 12.75 | 0 | 0.25 | | 1.92 |
| OLBP | ETFS OIL SECURITIES LTD ETFS BRENT OIL | 2,730 | 2,698 | 2,698 | 98 | 63 | | 2.28 |
| OLWP | ETFS OIL SECURITIES LTD ETFS WTI OIL | 3,624 | 3,480 | 3,480 | 0 | 95 | | 2.64 |
| OME | Omega International Group Ord 10p | 67.00 | 67.00 | 67.00 | 0 | 0.00 | | 0.00 |
| OMG | OMG Ltd | 34.00 | 33.98 | 33.98 | 8,727 | 0.03 | | 0.07 |
| OMH | Osmetech | 4.000 | 3.500 | 4.000 | 349,000 | 0.000 | | 0.00 |
| OML | Old Mutual | 57.00 | 51.20 | 52.60 | 9,701,679 | 1.30 | | 2.41 |
| ONL | On-line | 13.50 | 13.50 | 13.50 | 0 | 0.00 | | 0.00 |
| OOA | CLOSE BROTHERS AIM VCT ORD GBP0.50(NEW) | 63.00 | 63.00 | 63.00 | 0 | 0.00 | | 0.00 |
| OPD | psd group ORD GBP0.05 | 88.00 | 84.00 | 84.00 | 0 | 0.00 | | 0.00 |
| OPE | OPTARE PLC ORD GBP0.01 | 15.50 | 14.50 | 15.50 | 20,000 | 1.00 | | 6.90 |
| OPF | Off-Plan Fund | 44.50 | 43.00 | 44.50 | 0 | 0.00 | | 0.00 |
| OPG | OPG POWER VENTURE PLC ORD GBP0.000147 | 29.00 | 28.10 | 28.10 | 27,630 | 0.90 | | 3.10 |
| OPM | 1PM PLC ORD GBP0.0006818 | 0.2900 | 0.2500 | 0.2900 | 286,491 | 0.0500 | | 20.83 |
| OPS | Optimisa | 22.50 | 22.50 | 22.50 | 0 | 0.00 | | 0.00 |
| OPT | Ocean Power Technologies Inc Com Shs | 318.5 | 310.0 | 318.5 | 4,430 | 13.5 | | 4.43 |
| ORA | ORA CAPITAL PARTNERS PLC ORD GBP0.01 | 59.00 | 56.00 | 57.00 | 58,785 | 3.00 | | 5.00 |
| ORE | ARICOM ORD GBP0.001 | 9.628 | 8.450 | 8.830 | 2,452,265 | 0.550 | | 5.86 |
| ORI | Oriflame | 123.0 | 120.0 | 121.5 | 0 | 0.0 | | 0.00 |
| ORM | Ormonde Mining | 4.380 | 4.380 | 4.380 | 0 | 0.080 | | 1.86 |
| ORPK | orpak systems ord ils0.02 | 99.00 | 99.00 | 99.00 | 0 | 0.00 | | 0.00 |
| ORPW | ORIGO RESOURCES PARTNERS LTD WTS TO SUB | 11.50 | 11.50 | 11.50 | 0 | 0.00 | | 0.00 |
| OSA | OCTOPUS SECOND AIM VCT PLC ORD GBP0.05 | 23.00 | 23.00 | 23.00 | 0 | 0.00 | | 0.00 |
| OSG | APPLIED OPTICAL TECHNOLOGIES GBP0.05 | 22.75 | 20.00 | 22.75 | 73,500 | 1.62 | | 6.65 |
| OSI | ORIGO SINO-INDIA PLC ORD GBP0.00000001 | 24.50 | 24.50 | 24.50 | 0 | 0.00 | | 0.00 |
| OSP | Osprey Smaller Companies Inc Fd Ld Ord | 77.50 | 77.50 | 77.50 | 0 | 2.00 | | 2.52 |
| OSU | ORSU METALS CORP COM NPV | 2.500 | 2.375 | 2.375 | 0 | 0.325 | | 12.04 |
| OTE | o twelve estates ord gbp0.01 | 9.000 | 9.000 | 9.000 | 0 | 0.500 | | 5.88 |
| OTM | ottoman fund(the) ord npv | 35.50 | 32.00 | 34.00 | 52,630 | 1.50 | | 4.23 |
| OVG | Ovoca Resources | 3.100 | 2.960 | 2.960 | 1,672,615 | 0.230 | | 8.42 |
| OXA | OXFORD ADVANCED SURFACES GR PLC ORD | 14.50 | 13.50 | 14.50 | 0 | 0.00 | | 0.00 |
| OXB | Oxford Biomedica | 6.250 | 6.000 | 6.000 | 505,473 | 0.250 | | 4.00 |
| OXE | OXECO PLC ORD GBP0.001 | 2.500 | 2.250 | 2.500 | 0 | 0.500 | | 25.00 |
| OXIG | Oxford Instruments | 158.0 | 145.0 | 145.0 | 36,933 | 8.0 | | 5.23 |
| OXN | oxonica ord gbp0.01 | 15.00 | 14.00 | 14.00 | 11,581 | 1.00 | | 6.67 |
| OXS | Oxus Mining Ord | 7.100 | 6.500 | 7.000 | 213,806 | 0.210 | | 2.91 |
| OXT | Oxford Technology Vct | 22.00 | 22.00 | 22.00 | 0 | 0.00 | | 0.00 |