SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 522 filers reported holding SIGMA ALDRICH CORP in Q4 2013. The put-call ratio across all filers is 0.28 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $208,000 | -0.5% | 1,500 | 0.0% | 0.06% | +14.3% |
| Q2 2015 | $209,000 | +37.5% | 1,500 | +36.4% | 0.05% | +32.4% |
| Q1 2015 | $152,000 | +463.0% | 1,100 | +450.0% | 0.04% | +362.5% |
| Q4 2014 | $27,000 | -27.0% | 200 | -50.0% | 0.01% | -11.1% |
| Q1 2014 | $37,000 | -2.6% | 400 | 0.0% | 0.01% | -10.0% |
| Q4 2013 | $38,000 | +11.8% | 400 | 0.0% | 0.01% | 0.0% |
| Q3 2013 | $34,000 | +6.2% | 400 | 0.0% | 0.01% | +11.1% |
| Q2 2013 | $32,000 | – | 400 | – | 0.01% | – |
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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% |