ROBERT H MAYER Insider Trading $MATK MARTEK BIOSCIENCES CORP
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General | Insider Transactions | Monthly Overview
Get the latest insider transactions of ROBERT H MAYER. ROBERT H MAYER is Director in MARTEK BIOSCIENCES CORP ($MATK).
ROBERT H MAYER in MARTEK BIOSCIENCES CORP
Industry: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
Position of ROBERT H MAYER: Director
Holdings: 0 shares
Latest Transaction: Mar 01 2011
Last 4 weeks trend: HOLD
Last 3 months trend: HOLD
Latest Insider Trading Transactions of ROBERT H MAYER in MARTEK BIOSCIENCES CORP
| 1 Week | 2 Weeks | 1 Month | 3 Months | 6 Months | 1 Year | 2 Years | |
|---|---|---|---|---|---|---|---|
| No. of Purchases | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Value of Purchases ($) | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| No. of Sales | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Value of Sales ($) | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
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| Date | Ticker | Company | Owner | Relationship | Transaction | Code | Cost ($) | Shares | Transaction Value ($) | Total Shares | % Holdings |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 01 2011 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Option Exercise | M | 0.00 | 2,533 | 0 | 0 | |
| Mar 01 2011 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Sell | D | 31.50 | 6,048 | 190,512 | 0 | 6 K to 0 (-100.00 %) |
| Mar 01 2011 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Grant | A | 0.00 | 6,048 | 0 | 6,048 | 0 to 6 K |
| Feb 25 2011 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Sell | U | 31.50 | 3,847 | 121,181 | 0 | 3.8 K to 0 (-100.00 %) |
| Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Option Exercise | A | 0.00 | 2,533 | 0 | 2,533 | |
| Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Option Exercise | A | 0.00 | 3,515 | 0 | 3,515 | |
| Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Option Exercise | M | 0.00 | 2,034 | 0 | 0 | |
| Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Buy | M | 0.00 | 2,034 | 0 | 3,847 | 1.8 K to 3.8 K (+112.19 %) |
| Mar 09 2009 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Option Exercise | M | 0.00 | 1,813 | 0 | 0 | |
| Mar 09 2009 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Buy | M | 0.00 | 1,813 | 0 | 1,813 | 0 to 1.8 K |
| Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Option Exercise | A | 0.00 | 2,034 | 0 | 2,034 | |
| Jan 22 2008 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Option Exercise | A | 0.00 | 1,813 | 0 | 1,813 |
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