SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 526 filers reported holding SIGMA ALDRICH CORP in Q2 2015. The put-call ratio across all filers is 0.64 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $335,000 | +52.3% | 2,411 | +51.3% | 0.00% | +100.0% |
| Q1 2015 | $220,000 | +2344.4% | 1,593 | +2313.6% | 0.00% | – |
| Q4 2014 | $9,000 | -59.1% | 66 | -59.5% | 0.00% | – |
| Q3 2014 | $22,000 | -69.4% | 163 | -77.0% | 0.00% | -100.0% |
| Q2 2014 | $72,000 | +200.0% | 708 | +173.4% | 0.00% | – |
| Q1 2014 | $24,000 | -4.0% | 259 | -3.7% | 0.00% | – |
| Q4 2013 | $25,000 | +25.0% | 269 | +13.0% | 0.00% | – |
| Q3 2013 | $20,000 | -9.1% | 238 | -12.2% | 0.00% | – |
| Q2 2013 | $22,000 | – | 271 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
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