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 | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $1,905,000 | -4.7% | 13,716 | -4.4% | 1.36% | +3.3% |
| Q2 2015 | $1,999,000 | -2.7% | 14,343 | -3.5% | 1.32% | -0.4% |
| Q1 2015 | $2,055,000 | -9.4% | 14,862 | -10.1% | 1.32% | -8.5% |
| Q4 2014 | $2,268,000 | -15.0% | 16,524 | -15.8% | 1.44% | -20.1% |
| Q3 2014 | $2,669,000 | +25.2% | 19,625 | -6.5% | 1.81% | +27.5% |
| Q2 2014 | $2,131,000 | -0.7% | 20,997 | -8.7% | 1.42% | +0.4% |
| Q1 2014 | $2,147,000 | -2.7% | 22,993 | -2.0% | 1.41% | -3.6% |
| Q4 2013 | $2,206,000 | +10.4% | 23,465 | +0.1% | 1.46% | +2.5% |
| Q3 2013 | $1,999,000 | -2.3% | 23,432 | -7.9% | 1.43% | -1.5% |
| Q2 2013 | $2,047,000 | – | 25,452 | – | 1.45% | – |
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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% |