Steve Dubin, President & CEO at MARTEK BIOSCIENCES CORP (MATK), bought 4,000 shares at $20.69 ($83K) on 2006-09-11, disclosed to the SEC on 2006-09-11.
High-signal trade — passes our conviction filters but the AI narrative is still being generated. Check back shortly.
Nothing distinguishes this filing.
| Filing → |
| MATK | BUY | 2007-12-18 | $28K | — | Filing → |
| MATK | BUY | 2007-03-30 | $51K | — | Filing → |