SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 483 filers reported holding SIGMA ALDRICH CORP in Q2 2013. The put-call ratio across all filers is 0.10 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $445,000 | -54.4% | 3,200 | -54.3% | 0.02% | -50.0% |
| Q2 2015 | $976,000 | +0.9% | 7,000 | 0.0% | 0.04% | 0.0% |
| Q1 2015 | $967,000 | +0.6% | 7,000 | 0.0% | 0.04% | -2.7% |
| Q4 2014 | $961,000 | +120.9% | 7,000 | +118.8% | 0.04% | +105.6% |
| Q3 2014 | $435,000 | +33.8% | 3,200 | 0.0% | 0.02% | +38.5% |
| Q2 2014 | $325,000 | +7.6% | 3,200 | -0.9% | 0.01% | 0.0% |
| Q1 2014 | $302,000 | +0.3% | 3,230 | +0.9% | 0.01% | 0.0% |
| Q4 2013 | $301,000 | +10.3% | 3,200 | 0.0% | 0.01% | 0.0% |
| Q3 2013 | $273,000 | +6.2% | 3,200 | 0.0% | 0.01% | 0.0% |
| Q2 2013 | $257,000 | – | 3,200 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SHAYNE & JACOBS, LLC | 101,877 | $14,197,000 | 11.86% |
| Chicago Capital Management, LLC | 110,000 | $15,328,000 | 7.00% |
| REIK & CO., LLC | 139,443 | $19,431,000 | 6.28% |
| GABELLI & Co INVESTMENT ADVISERS, INC. | 245,601 | $34,224,000 | 4.91% |
| Kellner Capital, LLC | 66,800 | $9,309,000 | 4.91% |
| America First Investment Advisors, LLC | 77,405 | $10,786,000 | 4.73% |
| GARDNER LEWIS ASSET MANAGEMENT L P | 210,152 | $29,285,000 | 4.43% |
| ALPINE ASSOCIATES MANAGEMENT INC. | 968,217 | $134,921,000 | 4.38% |
| LONGFELLOW INVESTMENT MANAGEMENT CO LLC | 102,825 | $14,329,000 | 4.29% |
| Black River Asset Management LLC | 55,000 | $7,664,000 | 4.09% |