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| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 05/20/98 | S-8 | Form S-8: Initial registration statement for securities to be offered to employees pursuant to employee benefit plans | 7 | |
| 05/18/98 | S-2/A | Form S-2/A: | 2 | |
| 05/15/98 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) | 30 | |
| 04/16/98 | SC 13G | Form SC 13G: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions | 3 | |
| 04/09/98 | SC 13D/A | Form SC 13D/A: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities | 10 | |
| 04/07/98 | DEF 14A | Form DEF 14A: Definitive proxy statements | 31 | |
| 03/31/98 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) | 53 | |
| 03/20/98 | 424B1 | Form 424B1: Prospectus filed pursuant to Rule 424(b)(1) | 64 | |
| 03/20/98 | POS462B | Form POS462B: Post-effective amendment to Securities Act Rule 462(b) registration statement | 4 | |
| 03/02/98 | S-2/A | Form S-2/A: | 102 |