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%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $825,000 | -8.8% | 5,940 | -8.5% | 0.39% | +2.7% |
| Q2 2015 | $905,000 | -12.6% | 6,495 | -13.3% | 0.38% | -7.6% |
| Q1 2015 | $1,036,000 | +0.7% | 7,495 | 0.0% | 0.41% | +3.0% |
| Q4 2014 | $1,029,000 | -5.4% | 7,495 | -6.3% | 0.40% | -6.6% |
| Q3 2014 | $1,088,000 | +34.0% | 8,000 | 0.0% | 0.42% | +32.9% |
| Q2 2014 | $812,000 | +8.7% | 8,000 | 0.0% | 0.32% | +8.1% |
| Q1 2014 | $747,000 | -0.7% | 8,000 | 0.0% | 0.30% | +2.1% |
| Q4 2013 | $752,000 | +10.3% | 8,000 | 0.0% | 0.29% | +1.8% |
| Q3 2013 | $682,000 | +6.1% | 8,000 | 0.0% | 0.28% | +19.3% |
| Q2 2013 | $643,000 | – | 8,000 | – | 0.24% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|