SC 13D/A | SEC Filings Hub

Filing metadata

Accession number: 0001193125-12-000583
Form type: SC 13D
Filer: BB BIOTECH AG
CIK: CIK 924223
Filed: Jan 03, 2012
Reporting period: May 17, 2011
Description: Activist stake

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0001193125-12-000583-index.htm

Complete submission

0001193125-12-000583.txt

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