SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 543 filers reported holding SIGMA ALDRICH CORP in Q1 2015. The put-call ratio across all filers is 2.28 and the average weighting 0.4%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Ancora Advisors LLC | 10,000 | $1,373,000 | 0.09% |
| NEW MEXICO EDUCATIONAL RETIREMENT BOARD | 13,498 | $1,875,000 | 0.04% |
| Crosspoint Capital Strategies, LLC | 752 | $103,000 | 0.03% |