SC 13D/A | SEC Filings Hub

Filing metadata

Accession number: 0001193125-11-351479
Form type: SC 13D
Filer: BB BIOTECH AG
CIK: CIK 924223
Filed: Dec 23, 2011
Reporting period: Dec 14, 2011
Description: Activist stake

Documents

0001193125-11-351479-index.htm

Complete submission

0001193125-11-351479.txt

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