US Stocks Starting with O
23 US stocks with tickers starting with O. Each row shows the sector, last close and daily change; closing data as of October 30, 2026.
Last updated: Source: End-of-day data
| Stock | Last price | Daily change |
|---|---|---|
| ORealty Income Corporation | 56.93 $ | 0.00% |
| OBDCBlue Owl Capital Corporation | 10.39 $ | −1.05% |
| OCGNOcugen Inc | 0.70 $ | −5.51% |
| OGNOrganon & Co | 13.84 $ | 0.22% |
| OKEONEOK Inc | 97.07 $ | 1.30% |
| OKLOOklo Inc. | 25.25 $ | −5.82% |
| OLBOLB Group Inc | 0.23 $ | −14.37% |
| OMCOmnicom Group Inc | 81.26 $ | 0.36% |
| ONON Semiconductor Corporation | 71.67 $ | −4.74% |
| ONDSOndas Holdings Inc. | 6.32 $ | −8.14% |
| ONONOn Holding Ltd | 33.78 $ | 2.99% |
| OPENOpendoor Technologies Inc | 1.80 $ | −5.26% |
| OPTUOptimum Communications, Inc. | 0.73 $ | 9.94% |
| ORBSEightco Holdings Inc. | 0.81 $ | −3.91% |
| ORCOrchid Island Capital Inc. | 4.80 $ | −2.64% |
| ORCLOracle Corporation | 130.67 $ | −6.37% |
| ORLYO’Reilly Automotive Inc | 88.12 $ | 0.06% |
| OSCROscar Health Inc | 30.37 $ | −1.36% |
| OSRHOSR Holdings Inc | 0.15 $ | 14.50% |
| OTISOtis Worldwide Corp | 75.75 $ | 1.53% |
| OTLKOutlook Therapeutics Inc | 0.47 $ | −5.26% |
| OWLBlue Owl Capital Inc | 10.33 $ | −0.77% |
| OXYOccidental Petroleum Corporation | 64.00 $ | 1.57% |