 | Oracle Corporation | ORCL
| $17,996,000,000 | 79,649 | 50 | | |
 | Overstock.com | OSTK
| $768,840,000 | 864 | 800 | | |
 | Omniture Inc | OMTR
| $143,100,000 | 1,000 | 600 | $57,887,283 | |
 | Occurance Teleservices | | $20,000,000 | | | | |
 | Obeo | | $12,500,000 | 50 | 50 | | |
| Link | OmniLytics, Inc. | | $4,000,000 | 25 | 25 | | |
 | Oakley Networks, Inc | | $3,000,000 | 100 | 100 | | |
| Link | Onyx Graphics, Inc | | $200,000 | 50 | 50 | | |
| Link | Orbit Medical | | $100,000 | 0 | 5 | | |
| Link | OneGreatFamily.com | | | 0 | 1 | | |
| Link | OnePipeline | | | | | | |
 | Omega8 | | | 10 | 10 | | |
| Link | Orange Legal Technologies | | | | | | |
 | ObservePoint | | | | | | |
|