MARTEK BIOSCIENCES CORP's ticker is MATK and the CUSIP is 572901106. A total of 1 filers reported holding MARTEK BIOSCIENCES CORP in Q4 2008. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2010 | $158,000 | -4.8% | 7,020 | 0.0% | 0.03% | -14.3% |
| Q2 2010 | $166,000 | -9.3% | 7,020 | -13.9% | 0.04% | +2.9% |
| Q1 2010 | $183,000 | -55.8% | 8,153 | -55.5% | 0.03% | -60.0% |
| Q3 2009 | $414,000 | -33.5% | 18,340 | -37.8% | 0.08% | -42.2% |
| Q2 2009 | $623,000 | +9.5% | 29,466 | -5.5% | 0.15% | -9.3% |
| Q1 2009 | $569,000 | -28.2% | 31,186 | +19.1% | 0.16% | -19.4% |
| Q4 2008 | $793,000 | -13.4% | 26,186 | -10.2% | 0.20% | +13.6% |
| Q3 2008 | $916,000 | +7.5% | 29,174 | +15.4% | 0.18% | +18.0% |
| Q2 2008 | $852,000 | +23.5% | 25,289 | +11.9% | 0.15% | +41.5% |
| Q1 2008 | $690,000 | +71.6% | 22,602 | +63.1% | 0.11% | +96.3% |
| Q3 2007 | $402,000 | +12.0% | 13,862 | 0.0% | 0.05% | +10.2% |
| Q2 2007 | $359,000 | – | 13,862 | – | 0.05% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GLENMEDE TRUST CO NA | 7,020 | $166,000 | 0.04% |
| HUNTINGTON NATIONAL BANK | 32 | $0 | 0.00% |