SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 494 filers reported holding SIGMA ALDRICH CORP in Q3 2013. The put-call ratio across all filers is 0.13 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2015 | $1,475,000 | -95.3% | 10,587 | -95.3% | 0.02% | -95.6% |
| Q1 2015 | $31,228,000 | +51.7% | 225,884 | +50.6% | 0.43% | +63.9% |
| Q4 2014 | $20,591,000 | +188.0% | 150,000 | +185.3% | 0.26% | +176.8% |
| Q3 2014 | $7,150,000 | +1000.0% | 52,573 | +721.5% | 0.10% | +1087.5% |
| Q2 2014 | $650,000 | +140.7% | 6,400 | +120.7% | 0.01% | +166.7% |
| Q1 2014 | $270,000 | -31.5% | 2,900 | -31.0% | 0.00% | -40.0% |
| Q4 2013 | $394,000 | -68.8% | 4,200 | -71.6% | 0.01% | -61.5% |
| Q3 2013 | $1,263,000 | +407.2% | 14,795 | +377.3% | 0.01% | +550.0% |
| Q2 2013 | $249,000 | – | 3,100 | – | 0.00% | – |
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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% |