SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 515 filers reported holding SIGMA ALDRICH CORP in Q3 2015. The put-call ratio across all filers is 2.49 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $80,000 | +3.9% | 577 | +4.5% | 0.08% | +9.7% |
| Q2 2015 | $77,000 | +102.6% | 552 | +100.7% | 0.07% | +148.3% |
| Q1 2015 | $38,000 | +123.5% | 275 | +121.8% | 0.03% | +1350.0% |
| Q3 2014 | $17,000 | +13.3% | 124 | -13.9% | 0.00% | 0.0% |
| Q2 2014 | $15,000 | -59.5% | 144 | -63.9% | 0.00% | -66.7% |
| Q1 2014 | $37,000 | -32.7% | 399 | -31.4% | 0.01% | -57.1% |
| Q4 2013 | $55,000 | +22.2% | 582 | +9.4% | 0.01% | +7.7% |
| Q3 2013 | $45,000 | – | 532 | +218.6% | 0.01% | – |
| Q2 2013 | $0 | – | 167 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
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