| Filed On | Filing |
|---|---|
| 12 Feb 2019 | SC 13G |
| 10 Feb 2012 | SC 13G |
| 17 Oct 2011 | SC 13G |
| 13 Feb 2009 | 13G FOR EVOLVING SYS INC |
| 24 Sep 2007 | SCHEDULE 13G |
| 03 Aug 2005 | DISCIPLINED GROWTH INVESTORS, 13G, 6-30-05 |
| 04 May 2005 | DISCIPLINED GROWTH INVESTORS, INC. 13G, 3-31-05 |
| 12 Nov 2004 | ADVENT INTERNATIONAL CORPORATION |
| 12 Nov 2004 | SCHEDULE 13G |
| 12 Nov 2004 | SCHEDULE 13G |
| 25 Apr 2003 | SECURITIES OWNERSHIP |
| 05 Feb 2003 | SC 13G |
| 12 Feb 2002 | GEORGE HALLENBECK SCHEDULE 13G |
| 14 Feb 2001 | SCHEDULE 13G |
| 13 Nov 2000 | EVOLVING SYSTEMS INC. |
| 11 Feb 2000 | SCHEDULE 13G |
| 11 Feb 2000 | SCHEDULE 13G |
| 19 Feb 1999 | SCHEDULE 13G FOR TRIDENT MANAGEMENT LLC |
| 16 Feb 1999 | EVOLVING SYSTEMS SCHEDULE 13G |
| 16 Feb 1999 | EVOLVING SYSTEMS SCH. 13G |
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