SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 516 filers reported holding SIGMA ALDRICH CORP in Q2 2014. The put-call ratio across all filers is 0.12 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2015 | $28,000 | -22.2% | 200 | -24.2% | 0.00% | – |
| Q4 2014 | $36,000 | +176.9% | 264 | +94.1% | 0.00% | – |
| Q1 2014 | $13,000 | -97.0% | 136 | -97.1% | 0.00% | -100.0% |
| Q4 2013 | $439,000 | +10.0% | 4,675 | 0.0% | 0.00% | 0.0% |
| Q3 2013 | $399,000 | -12.9% | 4,675 | -18.0% | 0.00% | 0.0% |
| Q2 2013 | $458,000 | +874.5% | 5,700 | +837.5% | 0.00% | – |
| Q1 2013 | $47,000 | – | 608 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|