David R. Harvey serves as Executive at SIGMA ALDRICH CORP, where they oversee executive responsibilities. Since joining the company, David R. Harvey has executed 144 insider transactions totaling $13.9M, demonstrating a bearish approach to their equity position. Their most recent transaction on Feb 28, 2012 involved selling 10,000 shares valued at $727.1K.
David R. Harvey currently holds 29,880 shares of SIGMA ALDRICH CORP (SIAL), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David R. Harvey has been a net seller of SIAL stock. They have purchased $0 and sold $13.9M worth of shares.
David R. Harvey's most recent insider trade was on Feb 28, 2012, when they sold 10,000 shares at $72.71 per share.
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| $28.98 |
| Discretionary |
| Feb 23, 2012 | SIAL | $0 | Gift | 2,010 | $N/A | Discretionary |
| Feb 21, 2012 | CF | $558.1K | Sale | 3,000 | $186.02 | Discretionary |
| Feb 17, 2012 | SIAL | $918.3K | Sale | 12,800 | $71.74 | Discretionary |
| Feb 17, 2012 | SIAL | $86.1K | Sale | 1,200 | $71.74 | Discretionary |
| Feb 17, 2012 | SIAL | $370.9K | Option Exercise | 12,800 | $28.98 | Discretionary |
| Jan 3, 2012 | SIAL | $0 | Award | 1,200 | $N/A | Discretionary |
| Nov 30, 2011 | SIAL | $321.5K | Sale | 5,000 | $64.30 | Discretionary |
| Nov 30, 2011 | SIAL | $58.0K | Option Exercise | 2,000 | $28.98 | Discretionary |
| Nov 30, 2011 | SIAL | $86.0K | Option Exercise | 3,000 | $28.66 | Discretionary |
| Nov 29, 2011 | SIAL | $150.7K | Option Exercise | 5,200 | $28.98 | Discretionary |
| Nov 29, 2011 | SIAL | $318.8K | Sale | 5,200 | $61.31 | Discretionary |
| Nov 25, 2011 | SIAL | $0 | Gift | 410 | $N/A | Discretionary |
| Nov 17, 2011 | SIAL | $97.4K | Option Exercise | 3,400 | $28.66 | Discretionary |
| Nov 17, 2011 | SIAL | $98.3K | Option Exercise | 3,800 | $25.86 | Discretionary |
| Nov 17, 2011 | SIAL | $42.0K | Payment | 1,623 | $25.86 | Discretionary |
| Nov 17, 2011 | SIAL | $46.1K | Payment | 1,609 | $28.66 | Discretionary |
| Nov 16, 2011 | SIAL | $103.2K | Option Exercise | 3,600 | $28.66 | Discretionary |
| Nov 16, 2011 | SIAL | $31.0K | Option Exercise | 1,200 | $25.86 | Discretionary |
| Nov 16, 2011 | SIAL | $307.3K | Sale | 4,800 | $64.03 | Discretionary |
| Nov 16, 2011 | SIAL | $153.5K | Sale | 2,400 | $63.96 | Discretionary |
| Nov 16, 2011 | SIAL | $307.3K | Sale | 4,800 | $64.03 | Discretionary |
| Nov 16, 2011 | SIAL | $103.2K | Option Exercise | 3,600 | $28.66 | Discretionary |
| Nov 16, 2011 | SIAL | $31.0K | Option Exercise | 1,200 | $25.86 | Discretionary |
| Nov 16, 2011 | SIAL | $153.5K | Sale | 2,400 | $63.96 | Discretionary |
| Nov 14, 2011 | CF | $343.6K | Sale | 2,000 | $171.80 | Discretionary |
| Aug 29, 2011 | SIAL | $937.4K | Sale | 15,000 | $62.49 | Discretionary |
| Aug 29, 2011 | SIAL | $429.9K | Option Exercise | 15,000 | $28.66 | Discretionary |
| Aug 29, 2011 | SIAL | $150.1K | Sale | 2,400 | $62.56 | Discretionary |