| Code | Name | High | Low | Close | Volume | Change | |
|---|
| OAS | Oasis Petroleum Inc | 0.7366 | 0.7101 | 0.7287 | 10,628,700 | -0.0113 |  | 1.53 |   |
| OBAS | Optibase Ltd | 11.04 | 11.04 | 11.04 | 1,500 | -0.25 | | 2.21 | |
| OBCI | Ocean Bio Chem Inc | 17.07 | 14.65 | 15.41 | 98,200 | -1.81 | | 10.51 | |
| OBLN | Obalon Therapeutics Inc | 0.8400 | 0.7600 | 0.7828 | 654,900 | -0.0442 | | 5.34 | |
| OBNK | Origin Bancorp Inc | 24.86 | 24.05 | 24.69 | 32,400 | 0.36 |  | 1.48 | |
| OBSV | Obseva Sa | 2.800 | 2.650 | 2.790 | 327,200 | 0.040 | | 1.45 | |
| OCC | Optical Cable Corp | 2.710 | 2.420 | 2.481 | 11,200 | -0.139 | | 5.32 | |
| OCCI | Ofs Credit Company Inc | 9.990 | 9.700 | 9.960 | 15,200 | 0.190 | | 1.94 | |
| OCCIP | Ofs Credit Co. Inc Pfd Ser A | 23.92 | 23.51 | 23.79 | 1,600 | -0.06 | | 0.25 | |
| OCFC | Oceanfirst Finl Corp | 17.19 | 16.55 | 16.96 | 127,200 | 0.21 | | 1.22 | |
| OCFCP | Oceanfirst Financial Corp. Depositary | 26.23 | 25.90 | 25.95 | 12,400 | -0.05 | | 0.19 | |
| OCGN | Ocugen Inc | 0.5800 | 0.5500 | 0.5648 | 15,214,200 | -0.0582 | | 9.34 | |
| OCSI | Oaktree Strategic Income Corp | 6.590 | 6.510 | 6.550 | 15,900 | 0.050 | | 0.77 | |
| OCSL | Oaktree Specialty Lending Corp | 5.080 | 5.000 | 5.030 | 1,265,300 | -0.040 | | 0.79 | |
| OCUL | Ocular Therapeut | 8.138 | 7.840 | 7.990 | 559,000 | -0.075 | | 0.93 | |
| ODFL | Old Dominion Freight Line Inc. | 194.9 | 190.9 | 191.6 | 457,500 | -0.9 | | 0.49 | |
| ODP | Office Depot | 21.10 | 19.78 | 21.08 | 440,000 | 0.82 | | 4.05 | |
| ODT | Odonate Therapeutics Inc | 37.25 | 35.98 | 36.13 | 75,200 | -0.68 | | 1.85 | |
| OEG | Orbital Energy Group Inc. | 0.5736 | 0.5339 | 0.5606 | 98,100 | -0.0094 | | 1.65 | |
| OESX | Orion Energy Syst | 4.990 | 4.868 | 4.990 | 107,700 | 0.010 | | 0.20 | |
| OFED | Oconee Fed Fin Corp | 26.91 | 26.89 | 26.91 | 400 | 0.41 | | 1.55 | |
| OFIX | Orthofix Intl NV | 34.76 | 32.94 | 33.43 | 78,300 | -0.64 | | 1.88 | |
| OFLX | Omega Flex Inc | 127.0 | 124.0 | 125.8 | 4,500 | -0.7 | | 0.55 | |
| OFS | Ofs Capital Corp | 5.080 | 4.910 | 4.970 | 63,000 | 0.010 | | 0.20 | |
| OFSSI | Ofs Capital Corp 5.95% Notes Due 2026 | 22.38 | 21.76 | 21.76 | 400 | -0.63 | | 2.82 | |
| OFSSL | Ofs Capital Corp 6.375% Notes Due 2025 | 22.75 | 22.75 | 22.75 | 1,600 | 0.00 |  | 0.00 | |
| OFSSZ | Ofs Capital Corp 6.50% Notes Due 2025 | 23.25 | 23.25 | 23.25 | 400 | 0.59 | | 2.60 | |
| OGI | Organigram Hlds Inc | 1.480 | 1.360 | 1.470 | 5,504,100 | 0.080 | | 5.76 | |
| OIIM | O2Micro Intl Ltd | 3.030 | 2.860 | 3.000 | 113,900 | 0.070 | | 2.39 | |
| OKTA | Okta Inc Cl A | 205.0 | 197.9 | 198.9 | 1,138,800 | -4.0 | | 1.96 | |
| OLB | Olb Group Inc | 6.000 | 5.960 | 6.000 | 4,800 | 0.020 | | 0.33 | |
| OLD | Long-Term Care ETF | 25.52 | 25.43 | 25.52 | 600 | -0.06 | | 0.22 | |
| OLED | Universal Display | 190.2 | 186.2 | 187.5 | 255,100 | -1.0 | | 0.54 | |
| OLLI | Ollies Bargain CS | 104.2 | 102.2 | 103.9 | 638,600 | 1.3 | | 1.24 | |
| OMAB | Grupo Aeroportuario | 39.34 | 37.53 | 39.34 | 61,700 | 1.58 | | 4.18 | |
| OMCL | Omnicell Inc | 71.07 | 69.82 | 70.29 | 220,600 | -1.44 | | 2.01 | |
| OMER | Omeros Corp | 14.05 | 12.96 | 13.56 | 2,106,400 | 0.37 | | 2.77 | |
| OMEX | Odyssey Marine Expl | 5.940 | 5.180 | 5.200 | 61,300 | -0.420 | | 7.47 | |
| OMP | Oasis Midstream Partners LP | 10.229 | 9.510 | 9.880 | 146,600 | 0.260 | | 2.70 | |
| ON | On Semiconductor | 22.31 | 21.55 | 22.04 | 4,072,400 | 0.14 | | 0.64 | |
| ONB | Old National Bncp | 15.05 | 14.60 | 14.94 | 407,800 | 0.18 | | 1.22 | |
| ONCS | Oncosec Medical | 4.180 | 3.810 | 3.900 | 313,900 | -0.240 | | 5.80 | |
| ONCT | Oncternal Therapeutics Inc | 2.870 | 2.750 | 2.780 | 18,900 | -0.040 | | 1.42 | |
| ONCY | Oncolytics Biotech Inc | 1.710 | 1.570 | 1.670 | 545,500 | 0.020 | | 1.21 | |
| ONEM | 1Life Healthcare Inc | 30.50 | 28.92 | 29.20 | 1,996,300 | -0.94 | | 3.12 | |
| ONEQ | Nasdaq Composite ETF | 432.5 | 428.4 | 429.8 | 29,400 | -2.8 | | 0.64 | |
| ONEW | Onewater Marine Inc Cl A | 29.25 | 28.12 | 28.50 | 32,700 | -0.75 | | 2.56 | |
| ONTX | Onconova Therapeutic | 1.0000 | 0.7800 | 0.9450 | 13,133,200 | -0.0650 | | 6.44 | |
| ONTXW | Onconova Therapeutics Inc | 0.1200 | 0.1051 | 0.1051 | 79,900 | -0.0099 | | 8.61 | |
| ONVO | Organovo Holdings | 0.7249 | 0.7020 | 0.7054 | 473,800 | -0.0047 | | 0.66 | |
| OPBK | Open Bank | 6.500 | 6.280 | 6.280 | 14,000 | -0.110 | | 1.72 | |
| OPCH | Option Care Health Inc | 12.67 | 12.30 | 12.64 | 447,300 | 0.18 | | 1.44 | |
| OPES | Opes Acquisition Corp | 13.28 | 12.11 | 12.21 | 342,200 | -0.68 | | 5.28 | |
| OPESW | Opes Acquisition Corp WT | 2.550 | 2.260 | 2.420 | 248,100 | 0.120 | | 5.22 | |
| OPGN | Opgen Inc | 2.380 | 2.200 | 2.210 | 1,942,500 | -0.080 | | 3.49 | |
| OPHC | Optimumbank Hlds | 2.871 | 2.440 | 2.800 | 79,300 | 0.270 | | 10.67 | |
| OPI | Office Properties Income Trust | 25.14 | 24.45 | 24.63 | 160,600 | -0.03 | | 0.12 | |
| OPINI | Office Properties Income Trust | 25.12 | 25.00 | 25.09 | 16,500 | -0.08 | | 0.32 | |
| OPINL | Office Properties Income Trust 6.375% | 25.94 | 25.87 | 25.91 | 11,400 | 0.03 | | 0.12 | |
| OPK | Opko Health Inc | 4.975 | 4.780 | 4.800 | 8,995,800 | -0.055 | | 1.13 | |
| OPNT | Opiant Pharmaceuticals Inc | 9.160 | 8.860 | 9.060 | 37,300 | -0.010 | | 0.11 | |
| OPOF | Old Point Finl Cp | 16.61 | 15.41 | 16.59 | 4,500 | 0.84 | | 5.33 | |
| OPRA | Opera Ltd ADR | 10.40 | 10.09 | 10.20 | 150,100 | 0.16 | | 1.59 | |
| OPRT | Oportun Financial Corp | 14.92 | 14.17 | 14.76 | 39,600 | 0.40 | | 2.79 | |
| OPRX | Optimizerx Corp | 18.10 | 17.45 | 17.60 | 83,800 | -0.38 | | 2.11 | |
| OPTN | Optinose Inc | 5.460 | 5.010 | 5.295 | 3,596,200 | -1.490 | | 21.96 | |
| OPTT | Ocean Power Tech Inc | 1.440 | 1.150 | 1.180 | 3,061,800 | -0.300 | | 20.27 | |
| ORBC | Orbcomm Inc | 4.360 | 4.250 | 4.360 | 234,900 | 0.030 | | 0.69 | |
| ORGO | Organogenesis Holdings Inc | 4.120 | 3.891 | 4.080 | 67,900 | 0.010 | | 0.25 | |
| ORGS | Orgenesis Inc | 5.750 | 5.540 | 5.680 | 24,900 | -0.030 | | 0.53 | |
| ORIC | Oric Pharmaceuticals Inc | 25.83 | 25.21 | 25.72 | 108,600 | 0.26 | | 1.02 | |
| ORLY | O'Reilly Automotive | 466.7 | 461.0 | 463.6 | 338,000 | 2.2 | | 0.48 | |
| ORMP | Oramed Pharma | 3.775 | 3.620 | 3.750 | 84,100 | 0.110 | | 3.02 | |
| ORRF | Orrstown Finl Svcs | 15.24 | 14.90 | 15.11 | 6,400 | 0.04 | | 0.27 | |
| ORSN | Orisun Acquisition Corp | 10.18 | 10.18 | 10.18 | 100 | 0.00 | | 0.00 | |
| ORSNR | Orisun Acquisition Corp Right | 0.3199 | 0.2301 | 0.3199 | 400 | -0.0001 | | 0.03 | |
| ORSNU | Orisun Acquisition Corp Unit | 10.50 | 10.50 | 10.50 | 100 | -0.40 | | 3.67 | |
| ORSNW | Orisun Acquisition Corp WT | 0.1750 | 0.1600 | 0.1600 | 23,300 | -0.0048 | | 2.91 | |
| ORTX | Orchard Therapeutics Plc ADR | 4.930 | 4.690 | 4.760 | 446,400 | 0.040 | | 0.85 | |
| OSBC | Old Second Bancorp | 8.650 | 8.330 | 8.570 | 43,600 | 0.130 | | 1.54 | |
| OSIS | O S I Systems Inc | 79.49 | 77.40 | 78.91 | 107,900 | 1.19 | | 1.53 | |
| OSMT | Osmotica Pharmaceuticals Plc | 6.230 | 5.830 | 6.160 | 433,400 | 0.190 | | 3.18 | |
| OSN | Ossen Innovation Company | 3.920 | 3.520 | 3.700 | 61,700 | -0.150 | | 3.90 | |
| OSPN | Onespan Inc | 19.46 | 18.74 | 18.98 | 895,900 | 0.08 | | 0.42 | |
| OSS | One Stop Systems Inc | 2.370 | 2.250 | 2.340 | 145,900 | 0.030 | | 1.30 | |
| OSTK | Overstock.com Inc | 97.46 | 90.71 | 93.36 | 4,418,800 | -1.63 | | 1.72 | |
| OSUR | Orasure Tech Inc | 13.67 | 13.01 | 13.18 | 1,126,500 | -0.26 | | 1.93 | |
| OSW | Onespaworld Holdings Ltd | 5.870 | 5.550 | 5.680 | 1,476,800 | 0.060 | | 1.07 | |
| OTEL | Otelco Cl A | 11.57 | 11.44 | 11.57 | 3,100 | 0.13 | | 1.14 | |
| OTEX | Open Text Cp | 43.92 | 43.49 | 43.61 | 382,900 | -0.24 | | 0.55 | |
| OTIC | Otonomy Inc | 3.420 | 3.320 | 3.360 | 57,400 | -0.030 | | 0.88 | |
| OTLK | Outlook Therapeutics Inc | 1.490 | 1.320 | 1.400 | 5,732,700 | 0.060 | | 4.48 | |
| OTLKW | Outlook Therapeutics Inc | 0.2500 | 0.1610 | 0.1610 | 9,600 | -0.0490 | | 23.33 | |
| OTRK | Ontrak Inc. | 49.88 | 47.26 | 49.58 | 252,100 | 1.32 | | 2.74 | |
| OTTR | Otter Tail Corp | 40.38 | 39.68 | 40.03 | 84,400 | -0.28 | | 0.69 | |
| OVBC | Ohio Valley Banc Cp | 24.15 | 23.35 | 24.15 | 3,700 | 0.16 | | 0.67 | |
| OVID | Ovid Therapeutics Inc | 7.730 | 7.350 | 7.500 | 581,700 | -0.070 | | 0.92 | |
| OVLY | Oak Valley Bancp CA | 15.22 | 13.71 | 15.22 | 10,300 | 1.32 | | 9.50 | |
| OXBR | Oxbridge Ord Shrs | 1.740 | 1.550 | 1.580 | 664,000 | -0.190 | | 10.73 | |
| OXBRW | Oxbridge WT | 0.4000 | 0.0672 | 0.1690 | 2,884,700 | 0.1018 | | 151.49 | |
| OXFD | Oxford Immunotec | 14.55 | 14.08 | 14.34 | 48,100 | -0.21 | | 1.44 | |
| OXLC | Oxford Lane Capital | 4.440 | 4.310 | 4.380 | 831,800 | -0.100 | | 2.23 | |
| OXLCM | Oxford Lane Capital Corp Pfd Ser 2024 | 23.75 | 23.48 | 23.52 | 2,900 | -0.20 | | 0.83 | |
| OXLCO | Oxford Lane Cap 7.5 | 24.57 | 24.48 | 24.56 | 2,700 | -0.12 | | 0.47 | |
| OXLCP | Oxford Lane Capital Corp 6.25% Prf | 22.48 | 21.99 | 22.26 | 6,200 | 0.04 | | 0.18 | |
| OXSQ | Oxford Square Capital Corp | 2.790 | 2.750 | 2.750 | 169,500 | -0.050 | | 1.79 | |
| OXSQL | Oxford Square Capital Corp 6.50% Note | 23.70 | 23.70 | 23.70 | 500 | 0.24 | | 1.02 | |
| OXSQZ | Oxford Square Capital Corp 6.25% Notes | 23.23 | 23.15 | 23.15 | 1,200 | -0.05 | | 0.22 | |
| OYST | Oyster Point Pharma Inc | 25.85 | 24.64 | 25.22 | 42,000 | 0.06 | | 0.24 | |
| OZK | Bank Ozk | 26.41 | 25.56 | 26.17 | 507,800 | 0.24 | | 0.93 | |