John T. Dahldorf serves as Executive at Volcano CORP, where they oversee executive responsibilities. Since joining the company, John T. Dahldorf has executed 153 insider transactions totaling $11.9M, demonstrating a bearish approach to their equity position. Their most recent transaction on Sep 8, 2008 involved selling 749 shares valued at $13.8K.
John T. Dahldorf currently holds 19,586 shares of Volcano CORP (VOLC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John T. Dahldorf has been a net seller of VOLC stock. They have purchased $0 and sold $11.9M worth of shares.
John T. Dahldorf's most recent insider trade was on Sep 8, 2008, when they sold 749 shares at $18.40 per share.
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| $18.33 |
| Discretionary |
| Sep 8, 2008 | VOLC | $5.5K | Sale | 300 | $18.24 | Discretionary |
| Sep 8, 2008 | VOLC | $17.5K | Sale | 947 | $18.50 | Discretionary |
| Sep 8, 2008 | VOLC | $6.9K | Sale | 375 | $18.52 | Discretionary |
| Sep 8, 2008 | VOLC | $5.5K | Sale | 300 | $18.37 | Discretionary |
| Sep 8, 2008 | VOLC | $13.1K | Sale | 714 | $18.34 | Discretionary |
| Sep 8, 2008 | VOLC | $16.5K | Sale | 900 | $18.35 | Discretionary |
| Sep 8, 2008 | VOLC | $15.8K | Sale | 861 | $18.30 | Discretionary |
| Sep 8, 2008 | VOLC | $2.2K | Sale | 121 | $18.28 | Discretionary |
| Sep 8, 2008 | VOLC | $364 | Sale | 20 | $18.22 | Discretionary |
| Sep 8, 2008 | VOLC | $3.6K | Sale | 200 | $18.23 | Discretionary |
| Sep 8, 2008 | VOLC | $19.2K | Sale | 1,048 | $18.31 | Discretionary |
| Sep 8, 2008 | VOLC | $9.0K | Sale | 494 | $18.25 | Discretionary |
| Sep 8, 2008 | VOLC | $5.8K | Sale | 320 | $18.26 | Discretionary |
| Sep 8, 2008 | VOLC | $2.9K | Sale | 160 | $18.21 | Discretionary |
| Sep 8, 2008 | VOLC | $10.9K | Sale | 602 | $18.10 | Discretionary |
| Sep 8, 2008 | VOLC | $1.8K | Sale | 101 | $18.11 | Discretionary |
| Sep 8, 2008 | VOLC | $362 | Sale | 20 | $18.12 | Discretionary |
| Sep 8, 2008 | VOLC | $5.1K | Sale | 280 | $18.17 | Discretionary |
| Sep 8, 2008 | VOLC | $17.9K | Sale | 981 | $18.20 | Discretionary |
| Sep 8, 2008 | VOLC | $5.0K | Option Exercise | 15,000 | $0.33 | Discretionary |
| Sep 8, 2008 | VOLC | $4.1K | Sale | 225 | $18.43 | Discretionary |
| Sep 8, 2008 | VOLC | $3.7K | Sale | 200 | $18.47 | Discretionary |
| Sep 8, 2008 | VOLC | $1.4K | Sale | 75 | $18.44 | Discretionary |
| Feb 27, 2008 | VOLC | $0 | Award | 18,750 | $N/A | Discretionary |
| Aug 8, 2007 | VOLC | $90.0K | Sale | 5,000 | $18.00 | Discretionary |
| Aug 8, 2007 | VOLC | $1.6K | Option Exercise | 5,000 | $0.33 | Discretionary |
| Jul 9, 2007 | VOLC | $6.1K | Sale | 300 | $20.45 | Discretionary |
| Jul 9, 2007 | VOLC | $4.8K | Sale | 235 | $20.50 | Discretionary |