| Sep 18, 2001 | 8-K | Form 8-K - Current report - Item 3 Item 5 Item 7 | — | Open source ↗ |
| May 15, 2001 | 8-K | Form 8-K - Current report - Item 3 Item 7 | — | Open source ↗ |
| Mar 16, 2001 | 8-K | Form 8-K - Current report - Item 5 Item 7 | — | Open source ↗ |
| Nov 15, 2000 | NT 10-Q | Form NT 10-Q - Notification of inability to timely file Form 10-Q or 10-QSB | — | Open source ↗ |
| Oct 30, 2000 | DEF 14A | Form DEF 14A - Other definitive proxy statements | — | Open source ↗ |
| Sep 28, 2000 | NT 10-K | Form NT 10-K - Notification of inability to timely file Form 10-K 405, 10-K, 10-KSB 405, 10-KSB, 10-KT, or 10-KT405 | — | Open source ↗ |
| Sep 8, 2000 | 4 | Form 4 - Statement of changes in beneficial ownership of securities | — | Open source ↗ |
| Sep 8, 2000 | 4 | Form 4 - Statement of changes in beneficial ownership of securities | — | Open source ↗ |
| Sep 8, 2000 | 4 | Form 4 - Statement of changes in beneficial ownership of securities | — | Open source ↗ |
| Sep 8, 2000 | 4 | Form 4 - Statement of changes in beneficial ownership of securities | — | Open source ↗ |
| Sep 8, 2000 | 4 | Form 4 - Statement of changes in beneficial ownership of securities | — | Open source ↗ |
| Aug 2, 2000 | 8-K | Form 8-K - Current report - Item 5 Item 7 | — | Open source ↗ |
| Jan 21, 2000 | 8-K | Form 8-K - Current report - Item 5 Item 7 | — | Open source ↗ |
| Dec 15, 1999 | 8-K/A | Form 8-K/A - Current report: [Amend] - Item 2 Item 7 | — | Open source ↗ |
| Nov 15, 1999 | NT 10-Q | Form NT 10-Q - Notification of inability to timely file Form 10-Q or 10-QSB | — | Open source ↗ |
| Oct 28, 1999 | DEF 14A | Form DEF 14A - Other definitive proxy statements | — | Open source ↗ |
| Oct 15, 1999 | 8-K | Form 8-K - Current report - Item 2 Item 7 | — | Open source ↗ |
| Sep 27, 1999 | NT 10-K | Form NT 10-K - Notification of inability to timely file Form 10-K 405, 10-K, 10-KSB 405, 10-KSB, 10-KT, or 10-KT405 | — | Open source ↗ |
| May 17, 1999 | 10-Q | Form 10-Q - Quarterly report [Sections 13 or 15(d)] | — | Open source ↗ |
| Feb 23, 1999 | DEF 14A | Form DEF 14A - Other definitive proxy statements | — | Open source ↗ |
| Dec 24, 1998 | S-3/A | Form S-3/A - Registration statement under Securities Act of 1933: [Amend] | — | Open source ↗ |
| Dec 14, 1998 | 8-K/A | Form 8-K/A - Current report: [Amend] - Item 7 | — | Open source ↗ |
| Oct 7, 1998 | S-3 | Form S-3 - Registration statement under Securities Act of 1933 | — | Open source ↗ |
| Oct 6, 1998 | 8-K | Form 8-K - Current report - Item 2 Item 7 | — | Open source ↗ |
| Aug 6, 1998 | 8-K | Form 8-K - Current report - Item 5 Item 7 | — | Open source ↗ |
| May 12, 1998 | 10-Q | Form 10-Q - Quarterly report [Sections 13 or 15(d)] | — | Open source ↗ |
| Feb 19, 1998 | 8-K | Form 8-K - Current report - Item 2 Item 5 Item 7 | — | Open source ↗ |
| Feb 9, 1998 | S-3/A | Form S-3/A - Registration statement under Securities Act of 1933: [Amend] | — | Open source ↗ |
| Dec 11, 1997 | DEF 14A | Form DEF 14A - Other definitive proxy statements | — | Open source ↗ |
| Sep 26, 1997 | NT 10-K | Form NT 10-K - Notification of inability to timely file Form 10-K 405, 10-K, 10-KSB 405, 10-KSB, 10-KT, or 10-KT405 | — | Open source ↗ |
| Aug 20, 1997 | S-3 | Form S-3 - Registration statement under Securities Act of 1933 | — | Open source ↗ |
| Aug 7, 1997 | S-3/A | Form S-3/A - Registration statement under Securities Act of 1933: [Amend] | — | Open source ↗ |
| Jul 16, 1997 | S-3/A | Form S-3/A - Registration statement under Securities Act of 1933: [Amend] | — | Open source ↗ |
| Jul 10, 1997 | PRE 14A | Form PRE 14A - Other preliminary proxy statements | — | Open source ↗ |
| Jul 9, 1997 | 8-K/A | Form 8-K/A - Current report: [Amend] - Item 4 | — | Open source ↗ |
| Jul 9, 1997 | 8-K | Form 8-K - Current report - Item 4 | — | Open source ↗ |
| May 12, 1997 | S-3/A | Form S-3/A - Registration statement under Securities Act of 1933: [Amend] | — | Open source ↗ |
| Mar 27, 1997 | S-3/A | Form S-3/A - Registration statement under Securities Act of 1933: [Amend] | — | Open source ↗ |
| Mar 24, 1997 | S-3/A | Form S-3/A - Registration statement under Securities Act of 1933: [Amend] | — | Open source ↗ |
| Mar 20, 1997 | S-8 | Form S-8 - Securities to be offered to employees in employee benefit plans | — | Open source ↗ |
| Mar 20, 1997 | 8-K | Form 8-K - Current report - Item 5 | — | Open source ↗ |
| Jan 10, 1997 | S-3 | Form S-3 - Registration statement under Securities Act of 1933 | — | Open source ↗ |
| Oct 24, 1996 | 8-K | Form 8-K - Current report - Item 5 | — | Open source ↗ |
| Sep 30, 1996 | NT 10-K | Form NT 10-K - Notification of inability to timely file Form 10-K 405, 10-K, 10-KSB 405, 10-KSB, 10-KT, or 10-KT405 | — | Open source ↗ |
| Aug 16, 1996 | 8-K/A | Form 8-K/A - Current report: [Amend] - Item 2 | — | Open source ↗ |
| Jul 16, 1996 | S-3 | Form S-3 - Registration statement under Securities Act of 1933 | — | Open source ↗ |
| Jun 19, 1996 | 8-K | Form 8-K - Current report - Item 2 | — | Open source ↗ |
| May 30, 1996 | 8-K/A | Form 8-K/A - Current report: [Amend] - Item 2 | — | Open source ↗ |
| May 29, 1996 | 8-K/A | Form 8-K/A - Current report: [Amend] - Item 2 | — | Open source ↗ |
| May 14, 1996 | 8-K/A | Form 8-K/A - Current report: [Amend] - Item 2 | — | Open source ↗ |