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%.
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% |