SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 9 filers reported holding SIGMA ALDRICH CORP in Q4 2011. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $1,344,000 | +13.7% | 9,677 | +14.1% | 0.02% | +18.8% |
| Q2 2015 | $1,182,000 | -12.2% | 8,478 | -13.0% | 0.02% | -15.8% |
| Q1 2015 | $1,346,000 | +38.1% | 9,742 | +37.2% | 0.02% | -36.7% |
| Q4 2014 | $975,000 | -48.6% | 7,100 | -49.1% | 0.03% | -51.6% |
| Q3 2014 | $1,896,000 | +122.8% | 13,938 | +66.2% | 0.06% | +148.0% |
| Q2 2014 | $851,000 | +21.9% | 8,385 | +12.1% | 0.02% | +13.6% |
| Q1 2014 | $698,000 | +19.1% | 7,479 | +20.0% | 0.02% | +15.8% |
| Q4 2013 | $586,000 | -76.2% | 6,231 | -78.4% | 0.02% | -77.6% |
| Q3 2013 | $2,462,000 | +14.5% | 28,859 | +7.8% | 0.08% | +13.3% |
| Q2 2013 | $2,150,000 | +6.9% | 26,759 | +3.4% | 0.08% | +5.6% |
| Q1 2013 | $2,011,000 | +458.6% | 25,890 | +429.4% | 0.07% | +407.1% |
| Q4 2012 | $360,000 | +39.5% | 4,890 | +36.4% | 0.01% | +40.0% |
| Q3 2012 | $258,000 | +2.4% | 3,585 | +5.2% | 0.01% | -9.1% |
| Q2 2012 | $252,000 | +30.6% | 3,409 | +29.2% | 0.01% | +22.2% |
| Q1 2012 | $193,000 | +31.3% | 2,638 | +11.9% | 0.01% | +28.6% |
| Q4 2011 | $147,000 | – | 2,357 | – | 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% |