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 | $191,660,000 | +118.5% | 1,379,745 | +119.1% | 3.39% | +136.0% |
| Q2 2015 | $87,736,000 | -41.5% | 629,612 | -41.9% | 1.44% | -54.7% |
| Q1 2015 | $149,884,000 | +89.1% | 1,084,151 | +87.7% | 3.17% | +113.9% |
| Q4 2014 | $79,255,000 | +212.0% | 577,447 | +209.1% | 1.48% | +155.5% |
| Q3 2014 | $25,406,000 | – | 186,806 | – | 0.58% | – |
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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% |