SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 545 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 | ||||
|---|---|---|---|---|---|---|
| Q4 2014 | $1,867,000 | -16.1% | 13,600 | -16.8% | 0.74% | -19.7% |
| Q3 2014 | $2,224,000 | -1.5% | 16,350 | -26.5% | 0.92% | -4.2% |
| Q2 2014 | $2,258,000 | -8.5% | 22,250 | -15.8% | 0.96% | -14.0% |
| Q1 2014 | $2,468,000 | +277.9% | 26,425 | +280.2% | 1.11% | +271.6% |
| Q4 2013 | $653,000 | – | 6,950 | – | 0.30% | – |
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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% |