| OAK-A | Oaktree Cap Group Llc [Oak/Pa] | 22.29 | 21.75 | 21.80 | 53.5K | -0.20 | | 0.91 | |
| OAK-B | Brookfield Oaktree Holdings Llc [Oak/Pb] | 21.78 | 21.41 | 21.47 | 30.3K | -0.32 | | 1.47 | |
| OCFT | Oneconnect Financial Technology Ltd | 7.910 | 7.870 | 7.890 | 122.4K | 0.010 | | 0.13 | |
| OHI | Omega Healthcare Investors | 42.66 | 40.10 | 42.03 | 4.17M | 2.16 | | 5.42 | |
| OIA | Invesco Muni Income Trust | 5.960 | 5.925 | 5.960 | 126.1K | 0.030 | | 0.51 | |
| OII | Oceaneering International | 23.29 | 22.80 | 23.29 | 779.3K | 0.26 | | 1.13 | |
| OPP | Doubleline Strategic Opportunity Fund | 8.190 | 8.070 | 8.130 | 183.2K | 0.070 | | 0.87 | |
| OPP-A | Rivernorth/Doubleline Strategic | 17.25 | 17.17 | 17.20 | 17.6K | -0.02 | | 0.12 | |
| OPP-B | Rivernorth/Doubleline Strategic | 18.88 | 18.75 | 18.75 | 600 | -0.10 | | 0.53 | |
| ORC | Orchid Island Capital Inc | 7.280 | 7.175 | 7.230 | 5.81M | -0.080 | | 1.09 | |
| ORI | Old Republic International Corp | 39.67 | 38.95 | 39.46 | 2.32M | 0.14 | | 0.36 | |
| OTF | Blue Owl Technology Finance Corp | 14.42 | 14.01 | 14.34 | 647.0K | 0.19 | | 1.34 | |
| OXY | Occidental Petroleum Corp | 41.35 | 40.65 | 41.20 | 7.19M | 0.50 | | 1.23 | |
| OXY.W | Occidental Petroleum Corp WT [Oxy/W/I] | 19.50 | 18.76 | 19.42 | 48.8K | 0.51 | | 2.70 | |