SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0000932471-12-001861
Form type: SC 13G
Filer: SIGMA ALDRICH CORP
CIK: CIK 90185
Filed: Feb 08, 2012
Reporting period: —
Description: Passive 5%+ stake

Documents

0000932471-12-001861-index.htm

Complete submission

0000932471-12-001861.txt

directory listing

Filed by

SIGMA ALDRICH CORP