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 | $139,000 | -1.4% | 1,000 | -80.5% | 0.03% | +3.6% |
| Q2 2015 | $141,000 | +2.2% | 5,129 | +412.9% | 0.03% | +7.7% |
| Q1 2015 | $138,000 | -99.9% | 1,000 | 0.0% | 0.03% | -3.7% |
| Q4 2014 | $137,270,000 | +100833.8% | 1,000 | 0.0% | 0.03% | 0.0% |
| Q3 2014 | $136,000 | +34.7% | 1,000 | 0.0% | 0.03% | +35.0% |
| Q2 2014 | $101,000 | – | 1,000 | – | 0.02% | – |
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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% |