Attachment Appendix
CORPORATE
ANNOUNCEMENT CATEGORIES
1. STATUTORY
OBLIGATIONS ANNOUNCEMENTS
eg notification of board changes but not alteration
in discloseable shareholdings, black listings, and changes in
directors' interests in shares and options.
2. OTHER PRICE
SENSITIVE ANNOUNCEMENTS
2.1 Financial results
eg quarterly results including interim and preliminary
announcements
2.2 Other
eg major clinical trial results, signing of
major collaborations, etc.
3. NON-PRICE
SENSITIVE ANNOUNCEMENTS
eg opening of a new building, non-board level
appointments, etc.
4. NON ANNOUNCEMENTS
Minor clinical trial results.
18 November 1997
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