US Stocks Starting with O
22 US stocks with tickers starting with O. Each row shows the sector, last close and daily change; closing data as of September 28, 2026.
Last updated: Source: End-of-day data
| Stock | Last price | Daily change |
|---|---|---|
| ORealty Income Corporation | 55.35 $ | −0.34% |
| OBDCBlue Owl Capital Corporation | 10.77 $ | −0.37% |
| OCGNOcugen Inc | 1.03 $ | 0.98% |
| OGNOrganon & Co | 13.73 $ | 0.00% |
| OKEONEOK Inc | 88.62 $ | −0.01% |
| OKLOOklo Inc. | 37.11 $ | −2.44% |
| OLBOLB Group Inc | 0.20 $ | −4.13% |
| OMCOmnicom Group Inc | 75.10 $ | −1.38% |
| ONON Semiconductor Corporation | 75.65 $ | −2.01% |
| ONDSOndas Holdings Inc. | 7.68 $ | 0.52% |
| ONONOn Holding Ltd | 30.00 $ | 0.13% |
| OPENOpendoor Technologies Inc | 2.43 $ | −5.45% |
| OPTUOptimum Communications, Inc. | 1.01 $ | 0.00% |
| ORBSEightco Holdings Inc. | 1.16 $ | 1.75% |
| ORCOrchid Island Capital Inc. | 5.68 $ | −0.53% |
| ORCLOracle Corporation | 132.60 $ | −3.28% |
| ORLYO’Reilly Automotive Inc | 86.51 $ | 0.45% |
| OSCROscar Health Inc | 29.65 $ | 0.17% |
| OSRHOSR Holdings Inc | 0.21 $ | −8.89% |
| OTLKOutlook Therapeutics Inc | 0.62 $ | −2.88% |
| OWLBlue Owl Capital Inc | 9.15 $ | −1.82% |
| OXYOccidental Petroleum Corporation | 56.10 $ | −1.34% |