SC 13D/A | SEC Filings Hub

Filing metadata

Accession number: 0001193125-13-199247
Form type: SC 13D
Filer: BB BIOTECH AG
CIK: CIK 924223
Filed: May 03, 2013
Reporting period: Apr 23, 2013
Description: Activist stake

Documents

0001193125-13-199247-index.htm

Complete submission

0001193125-13-199247.txt

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