| Code | Name | High | Low | Close | Volume | Change |
| O124 | ISHARES II PLC ISHARES S&P GLOBAL WATER | 14.18 | 14.18 | 14.18 | 0 | 0.00 |  | 0.00 |
| OAH | Oak Holdings Ord 1p | 10.000 | 10.000 | 10.000 | 0 | 0.000 |  | 0.00 |
| OBP | Ondine Bio | 3.250 | 2.750 | 2.750 | 10,000 | 0.250 |  | 8.33 |
| OBT | OBTALA RESOURCES PLC ORD GBP0.01 | 18.50 | 18.50 | 18.50 | 600,000 | 0.05 |  | 0.27 |
| OC | OCE NV EUR0.50 | 4.380 | 4.142 | 4.380 | 0 | 0.080 |  | 1.79 |
| OCG | OXFORD CATALYSTS GROUP ord gbp0.01 | 55.00 | 49.50 | 55.00 | 110,746 | 3.50 |  | 6.80 |
| OCH | orchid developments group ord eur0.01 | 44.50 | 44.50 | 44.50 | 0 | 0.00 |  | 0.00 |
| OCL | OAKLEY CAPITAL INVESTMENTS LTD ORD | 102.5 | 100.0 | 102.5 | 0 | 0.0 |  | 0.00 |
| OCLW | OAKLEY CAPITAL INVESTMENTS LTD WTS TO | 0.6300 | 0.6300 | 0.6300 | 0 | 0.0000 |  | 0.00 |
| OCN | Ocean Wilson Hdg | 875.0 | 865.0 | 865.0 | 2,000 | 10.0 |  | 1.14 |
| OCPB | ORCHID CHEMICAL & PHARMACEUTICAL 0% CNV | 109.5 | 109.5 | 109.5 | 0 | 0.0 |  | 0.00 |
| OCR | Oneclickhr | 10.000 | 9.750 | 10.000 | 8,284 | 0.680 |  | 7.30 |
| ODX | QUINTESSENTIALLY ENGLISH ORD GBP0.01 | 37.85 | 35.60 | 36.50 | 0 | 0.00 |  | 0.00 |
| OEC1 | OCTOPUS ECLIPSE VCT PLC ORD GBP0.1 | 69.00 | 69.00 | 69.00 | 0 | 0.00 |  | 0.00 |
| OEC2 | OCTOPUS ECLIPSE VCT 2 PLC ORD GBP0.10 | 65.00 | 65.00 | 65.00 | 0 | 0.00 |  | 0.00 |
| OEC3 | OCTOPUS ECLIPSE VCT 3 PLC ORD GBP0.10 | 58.00 | 58.00 | 58.00 | 0 | 0.00 |  | 0.00 |
| OEC4 | OCTOPUS ECLIPSE VCT 4 PLC ORD GBP0.10 | 58.00 | 58.00 | 58.00 | 0 | 0.00 |  | 0.00 |
| OEX | oilex nl ord npv | 19.63 | 17.78 | 18.52 | 275,349 | 0.49 |  | 2.55 |
| OFF | OFFICE2OFFICE ORD GBP0.01 | 155.9 | 152.0 | 155.9 | 7,916 | 0.9 |  | 0.58 |
| OGDC | OIL & GAS DEVELOPMENT CO GDR EACH REPR | 12.10 | 12.10 | 12.10 | 0 | 0.00 |  | 0.00 |
| OGK2 | OGK 2 GDR EACH REPR 100 ORD `REGS` | 3.400 | 3.290 | 3.400 | 0 | 0.000 |  | 0.00 |
| OGN | ORIGIN ENTERPRISES PLC ORD EUR0.01 | 2.325 | 2.325 | 2.325 | 0 | 0.050 |  | 2.20 |
| OGZD | GAZPROM OAO ADS EACH REPR 4 ORD SHS | 25.33 | 24.46 | 24.60 | 11,975,525 | 0.41 |  | 1.64 |
| OHM | Offshore Hydrocarbon Mapping Ord 1p | 8.750 | 8.015 | 8.015 | 27,130 | 0.005 |  | 0.06 |
| OIAA | OCTOPUS IHT AIM VCT PLC ORD`A`SHS | 65.00 | 65.00 | 65.00 | 0 | 0.00 |  | 0.00 |
| OIG | Oryx Intl | 177.5 | 177.5 | 177.5 | 0 | 2.5 |  | 1.39 |
| OIH | OMEGA IURANCE HLDGS LTD COM STK USD0.10 | 120.0 | 119.0 | 120.0 | 1,109,581 | 1.0 |  | 0.84 |
| OILB | ETFS OIL SECURITIES LTD ETFS BRENT OIL | 46.55 | 45.75 | 45.90 | 29,819 | 0.60 |  | 1.29 |
| OILG | ETFS FUND COMPANY PLC DOW JONES STOXX | 17.50 | 17.26 | 17.50 | 0 | 0.08 |  | 0.46 |
| OILS | ETFS FUND COMPANY PLC DOW JONES STOXX | 1,530 | 1,530 | 1,530 | 1,100 | 33 |  | 2.11 |
| OILW | ETFS OIL SECURITIES LTD ETFS WTI OIL | 54.05 | 53.69 | 53.69 | 7,888 | 1.89 |  | 3.40 |
| OLBP | ETFS OIL SECURITIES LTD ETFS BRENT OIL | 2,780 | 2,780 | 2,780 | 110 | 0 |  | 0.00 |
| OLWP | ETFS OIL SECURITIES LTD ETFS WTI OIL | 3,277 | 3,228 | 3,277 | 0 | 79 |  | 2.35 |
| OMG | OMG Ltd | 19.65 | 19.05 | 19.65 | 1,925 | 1.10 |  | 5.93 |
| OMH | Osmetech | 2.000 | 1.900 | 1.915 | 64,367 | 0.015 |  | 0.79 |
| OML | Old Mutual | 120.8 | 116.4 | 118.0 | 46,548,590 | 1.7 |  | 1.46 |
| OMZD | UTD HEAVY MACHINERY URALMASH-IZHORA ADR | 2.5000 | 0.5000 | 0.5000 | 0 | 0.0000 |  | 0.00 |
| ONL | On-line | 24.50 | 24.50 | 24.50 | 0 | 0.00 |  | 0.00 |
| OOA | CLOSE BROTHERS AIM VCT ORD GBP0.50(NEW) | 74.50 | 74.50 | 74.50 | 0 | 0.00 |  | 0.00 |
| OPD | psd group ORD GBP0.05 | 76.50 | 75.75 | 75.75 | 0 | 1.25 |  | 1.62 |
| OPE | OPTARE PLC ORD GBP0.01 | 7.500 | 7.000 | 7.000 | 818,335 | 0.025 |  | 0.36 |
| OPF | Off-Plan Fund | 57.50 | 57.50 | 57.50 | 0 | 0.00 |  | 0.00 |
| OPG | OPG POWER VENTURE PLC ORD GBP0.000147 | 83.00 | 79.00 | 81.50 | 441,021 | 0.00 |  | 0.00 |
| OPHX | OCTOPUS PHOENIX VCT PLC ORD GBP0.10 | 39.00 | 39.00 | 39.00 | 0 | 0.00 |  | 0.00 |
| OPM | 1PM PLC ORD GBP0.0006818 | 0.1800 | 0.1600 | 0.1800 | 500,000 | 0.0100 |  | 5.88 |
| OPT | Ocean Power Technologies Inc Com Shs | 610.0 | 588.9 | 610.0 | 896 | 61.0 |  | 11.10 |
| OPTS | OPTOS ORD GBP0.02 | 88.70 | 88.00 | 88.00 | 10,874 | 7.00 |  | 7.37 |
| ORA | ORA CAPITAL PARTNERS PLC ORD GBP0.01 | 126.5 | 125.0 | 126.5 | 0 | 1.5 |  | 1.20 |
| ORM | Ormonde Mining | 6.130 | 6.125 | 6.125 | 110,000 | 0.325 |  | 5.60 |
| ORP | ORIGO RESOURCES PARTNERS LTD ORD NPV | 50.00 | 50.00 | 50.00 | 0 | 0.00 |  | 0.00 |
| ORPK | orpak systems ord ils0.02 | 135.0 | 135.0 | 135.0 | 0 | 0.0 |  | 0.00 |
| ORPW | ORIGO RESOURCES PARTNERS LTD WTS TO SUB | 1.500 | 1.500 | 1.500 | 0 | 0.000 |  | 0.00 |
| ORSD | ORASCOM CONSTRUCTIONS INDUSTRY GDR EACH | 39.49 | 38.75 | 39.25 | 33,804 | 0.25 |  | 0.64 |
| ORT | Orientrose 2 Ord 1p | 13.00 | 13.00 | 13.00 | 0 | 0.00 |  | 0.00 |
| OSA | OCTOPUS SECOND AIM VCT PLC ORD GBP0.05 | 28.00 | 27.50 | 27.50 | 0 | 0.00 |  | 0.00 |
| OSB1 | ETFS OIL SECURITIES LTD ETFS BRENT OIL | 78.79 | 78.02 | 78.02 | 0 | 0.77 |  | 0.98 |
| OSB2 | ETFS OIL SECURITIES LTD ETFS BRENT OIL | 85.74 | 84.25 | 84.25 | 0 | 1.45 |  | 1.69 |
| OSB3 | ETFS OIL SECURITIES LTD ETFS BRENT OIL | 90.60 | 88.43 | 88.43 | 0 | 1.95 |  | 2.16 |
| OSG | APPLIED OPTICAL TECHNOLOGIES GBP0.05 | 20.00 | 20.00 | 20.00 | 0 | 0.62 |  | 3.20 |
| OSI | ORIGO SINO-INDIA PLC ORD GBP0.00000001 | 16.00 | 16.00 | 16.00 | 0 | 1.00 |  | 6.67 |
| OSU | ORSU METALS CORP COM NPV | 4.625 | 4.350 | 4.350 | 59,846 | 0.050 |  | 1.14 |
| OSW1 | ETFS OIL SECURITIES LTD ETFS WTI OIL 1YR | 80.20 | 79.14 | 80.20 | 0 | 1.94 |  | 2.36 |
| OSW2 | ETFS OIL SECURITIES LTD ETFS WTI OIL 2YR | 84.63 | 83.55 | 84.63 | 0 | 0.01 |  | 0.01 |
| OSW3 | ETFS OIL SECURITIES LTD ETFS WTI OIL 3YR | 88.33 | 85.23 | 88.33 | 0 | 0.05 |  | 0.06 |
| OTE | o twelve estates ord gbp0.01 | 9.000 | 8.750 | 8.810 | 21,500 | 0.060 |  | 0.69 |
| OTES | HELLENIC TELECOM.ORGANIZATION S.A. ADS | 8.510 | 8.480 | 8.510 | 0 | 0.000 |  | 0.00 |
| OTLD | ORASCOM TELECOM HLDGS S.A.E. GDR EACH | 26.49 | 25.90 | 26.20 | 225,436 | 0.21 |  | 0.81 |
| OTM | ottoman fund(the) ord npv | 47.75 | 47.75 | 47.75 | 0 | 0.00 |  | 0.00 |
| OTPD | OTP BANK GDR-EACH REPR 2 ORD HUF100(REG | 16.75 | 15.16 | 15.16 | 1,260 | 0.09 |  | 0.58 |
| OVG | Ovoca Resources | 4.000 | 3.750 | 3.750 | 75,000 | 0.300 |  | 7.41 |
| OXA | OXFORD ADVANCED SURFACES GR PLC ORD | 27.22 | 26.00 | 26.00 | 0 | 0.00 |  | 0.00 |
| OXB | Oxford Biomedica | 13.50 | 12.75 | 12.83 | 368,781 | 0.43 |  | 3.21 |
| OXE | OXECO PLC ORD GBP0.001 | 0.6000 | 0.5600 | 0.5600 | 274,750 | 0.0400 |  | 6.67 |
| OXF | OXFORD TECHNOLOGY 4 VCT ORD GBP0.10 | 62.50 | 62.50 | 62.50 | 0 | 0.00 |  | 0.00 |
| OXH | Oxford Technology 2 Venture Capital | 27.00 | 27.00 | 27.00 | 0 | 0.00 |  | 0.00 |
| OXIG | Oxford Instruments | 230.0 | 217.0 | 227.0 | 14,588 | 4.5 |  | 2.02 |
| OXS | Oxus Mining Ord | 10.000 | 9.572 | 9.820 | 291,862 | 0.095 |  | 0.98 |
| OXT | Oxford Technology Vct | 18.50 | 18.50 | 18.50 | 0 | 0.00 |  | 0.00 |