SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 528 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 | $25,000 | 0.0% | 183 | 0.0% | 0.01% | +14.3% |
| Q2 2015 | $25,000 | -76.6% | 183 | -76.4% | 0.01% | -76.7% |
| Q1 2015 | $107,000 | -2.7% | 777 | -2.8% | 0.03% | +36.4% |
| Q4 2014 | $110,000 | -89.0% | 799 | -89.1% | 0.02% | -88.4% |
| Q3 2014 | $1,001,000 | +20.7% | 7,358 | -9.9% | 0.19% | +22.6% |
| Q2 2014 | $829,000 | +7.2% | 8,168 | -1.3% | 0.16% | -0.6% |
| Q1 2014 | $773,000 | -1.2% | 8,273 | -0.6% | 0.16% | +40.5% |
| Q4 2013 | $782,000 | +11.4% | 8,321 | +1.1% | 0.11% | +1.8% |
| Q3 2013 | $702,000 | +9.7% | 8,231 | +3.5% | 0.11% | +2.8% |
| Q2 2013 | $640,000 | – | 7,954 | – | 0.11% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Burren Capital Advisors Ltd | 35,000 | $4,839,000 | 17.52% |
| SHAYNE & JACOBS, LLC | 114,052 | $15,768,000 | 12.23% |
| Cheyne Capital Management (UK) LLP | 199,237 | $27,547,000 | 6.64% |
| REIK & CO., LLC | 143,793 | $19,879,000 | 6.44% |
| Chicago Capital Management, LLC | 103,300 | $14,281,000 | 6.00% |
| Kellner Capital, LLC | 62,150 | $8,592,000 | 5.63% |
| MCDANIEL TERRY & CO | 164,215 | $22,703,000 | 5.55% |
| GLAZER CAPITAL, LLC | 261,530 | $36,157,000 | 5.45% |
| ALPINE ASSOCIATES MANAGEMENT INC. | 1,073,600 | $148,426,000 | 5.33% |
| COWEN INC. | 430,993 | $59,585,000 | 4.93% |