| OAK-A | Oaktree Cap Group Llc [Oak/Pa] | 21.69 | 21.40 | 21.54 | 12.8K | -0.09 | | 0.42 | |
| OAK-B | Brookfield Oaktree Holdings Llc [Oak/Pb] | 21.32 | 21.04 | 21.25 | 8.4K | 0.01 | | 0.05 | |
| OCFT | Oneconnect Financial Technology Ltd | 7.910 | 7.870 | 7.890 | 122.4K | 0.010 | | 0.13 | |
| OHI | Omega Healthcare Investors | 43.98 | 43.35 | 43.98 | 993.9K | 0.52 | | 1.20 | |
| OIA | Invesco Muni Income Trust | 6.040 | 5.980 | 6.040 | 140.8K | 0.050 | | 0.83 | |
| OII | Oceaneering International | 24.22 | 23.12 | 23.95 | 276.8K | 0.67 | | 2.88 | |
| OPP | Doubleline Strategic Opportunity Fund | 8.052 | 7.910 | 8.030 | 175.3K | -0.040 | | 0.50 | |
| OPP-A | Rivernorth/Doubleline Strategic | 17.04 | 16.90 | 16.92 | 9.0K | -0.07 | | 0.41 | |
| OPP-B | Rivernorth/Doubleline Strategic | 18.89 | 18.67 | 18.88 | 6.5K | 0.08 | | 0.43 | |
| ORC | Orchid Island Capital Inc | 7.370 | 7.225 | 7.240 | 5.03M | -0.050 | | 0.69 | |
| ORI | Old Republic International Corp | 44.76 | 43.35 | 44.36 | 2.95M | 0.90 | | 2.07 | |
| OTF | Blue Owl Technology Finance Corp | 13.33 | 12.89 | 13.24 | 743.9K | -0.08 | | 0.60 | |
| OXY | Occidental Petroleum Corp | 43.09 | 41.92 | 42.77 | 6.14M | 0.74 | | 1.76 | |
| OXY.W | Occidental Petroleum Corp WT [Oxy/W/I] | 21.09 | 19.86 | 20.75 | 101.7K | 0.80 | | 4.01 | |