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 | $248,000 | -0.4% | 1,788 | 0.0% | 0.01% | 0.0% |
| Q2 2015 | $249,000 | +0.8% | 1,788 | 0.0% | 0.01% | 0.0% |
| Q1 2015 | $247,000 | +0.8% | 1,788 | 0.0% | 0.01% | 0.0% |
| Q4 2014 | $245,000 | +0.8% | 1,788 | 0.0% | 0.01% | 0.0% |
| Q3 2014 | $243,000 | +4.7% | 1,788 | -21.9% | 0.01% | 0.0% |
| Q2 2014 | $232,000 | +8.4% | 2,288 | 0.0% | 0.01% | 0.0% |
| Q1 2014 | $214,000 | -0.5% | 2,288 | 0.0% | 0.01% | 0.0% |
| Q4 2013 | $215,000 | – | 2,288 | – | 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% |