SIGMA ALDRICH CORP's ticker is and the CUSIP is 82655210. A total of 1 filers reported holding SIGMA ALDRICH CORP in Q1 2015. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
INGALLS & SNYDER LLC | 3,325 | $459,000 | 0.02% |