According to IDC, EMC, Symantec (with VERITAS acquisition) and IBM were leading the global storage software market in Q3 2005.
| Worldwide storage software market in Q3 2005 | |||||
| Q3 2005 | Q3 2004 | Growth | |||
| Vendor | Revenue, mln. | Share | Revenue, mln. | Share | YTY |
| EMC | $621 | 29.1% | $585 | 30.1 | 6.2% |
| Symantec | $427 | 20.0% | see Veritas | N/A | |
| VERITAS | see Symantec | $394 | 20.3% | N/A | |
| IBM | $201 | 9.4% | $179 | 9.2% | 12.5% |
| Network Appliance | $148 | 6.9% | $104 | 5.4% | 42.5% |
| Hewlett-Packard | $143 | 6.7% | $139 | 7.1% | 2.8% |
| Others | $595 | 27.9% | $541 | 27.9% | 10.0% |
| Total | $2,135 | 100.0% | $1,942 | 100.0% | 10.0% |
| Source: IDC | |||||