| OAK-A | Oaktree Cap Group Llc [Oak/Pa] | 21.85 | 21.48 | 21.77 | 5.0K | 0.10 | | 0.44 | |
| OAK-B | Brookfield Oaktree Holdings Llc [Oak/Pb] | 21.43 | 21.30 | 21.35 | 3.8K | -0.05 | | 0.23 | |
| OHI | Omega Healthcare Investors | 43.64 | 42.95 | 43.55 | 242.4K | 0.36 | | 0.83 | |
| OII | Oceaneering International | 31.60 | 29.61 | 29.62 | 267.3K | -1.35 | | 4.36 | |
| OPP | Doubleline Strategic Opportunity Fund | 7.890 | 7.840 | 7.870 | 28.9K | 0.015 | | 0.19 | |
| OPP-A | Rivernorth/Doubleline Strategic | 17.06 | 17.00 | 17.05 | 4.4K | 0.02 | | 0.12 | |
| OPP-B | Rivernorth/Doubleline Strategic | 18.94 | 18.84 | 18.90 | 800 | -0.04 | | 0.21 | |
| OPTU | Optimum Communications Inc | 1.670 | 1.600 | 1.615 | 345.5K | -0.015 | | 0.92 | |
| ORC | Orchid Island Capital Inc | 8.400 | 8.300 | 8.340 | 2.5M | -0.020 | | 0.24 | |
| ORI | Old Republic International Corp | 39.12 | 38.55 | 39.11 | 181.4K | 0.41 | | 1.06 | |
| OSG | Overseas Shipholding Group Inc | 6.065 | 5.850 | 5.940 | 28.4K | -0.030 | | 0.50 | |
| OTF | Blue Owl Technology Finance Corp | 13.53 | 13.33 | 13.40 | 148.9K | -0.05 | | 0.33 | |
| OXY | Occidental Petroleum Corp | 45.18 | 44.55 | 45.00 | 2.02M | 0.44 | | 0.98 | |
| OXY.W | Occidental Petroleum Corp WT [Oxy/W/I] | 22.61 | 22.00 | 22.60 | 165.3K | 0.59 | | 2.68 | |