Thomas E. Callahan serves as Executive at NATIONAL DENTEX CORP /MA/, where they oversee executive responsibilities. Since joining the company, Thomas E. Callahan has executed 20 insider transactions totaling $152.6K, demonstrating a bullish approach to their equity position. Their most recent transaction on Jul 29, 2010 involved selling 25,413 shares valued at $432.0K.
Thomas E. Callahan currently holds 25,413 shares of NATIONAL DENTEX CORP /MA/ (NADX), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Thomas E. Callahan has been a net buyer of NADX stock. They have purchased $76.9K and sold $75.8K worth of shares.
Thomas E. Callahan's most recent insider trade was on Jul 29, 2010, when they sold 25,413 shares at $17.00 per share.
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| $2.75 |
| Discretionary |
| Mar 18, 2009 | NADX | $13.2K | Purchase | 5,400 | $2.45 | Discretionary |
| May 13, 2008 | NADX | $0 | Award | 3,380 | $N/A | Discretionary |
| May 13, 2008 | NADX | $0 | Award | 3,380 | $N/A | Discretionary |
| Nov 13, 2007 | NADX | $0 | Award | 2,001 | $N/A | Discretionary |
| Nov 13, 2007 | NADX | $0 | Award | 1,000 | $N/A | Discretionary |
| May 25, 2007 | NADX | $35.5K | Award | 2,000 | $17.77 | Discretionary |
| May 25, 2007 | NADX | $35.5K | Purchase | 2,000 | $17.77 | Discretionary |
| May 17, 2007 | NADX | $15.4K | Award | 1,000 | $15.44 | Discretionary |
| May 17, 2007 | NADX | $15.4K | Purchase | 1,000 | $15.44 | Discretionary |
| Nov 22, 2006 | CIR | $0 | Gift | 500 | $N/A | Discretionary |
| Jun 15, 2006 | NADX | $0 | Award | 1,596 | $N/A | Discretionary |
| Mar 10, 2006 | NADX | $13.8K | Sale | 675 | $20.40 | Discretionary |
| Mar 9, 2006 | NADX | $2.6K | Sale | 125 | $20.51 | Discretionary |
| Mar 8, 2006 | NADX | $4.1K | Sale | 200 | $20.50 | Discretionary |
| Feb 28, 2006 | CIR | $55.3K | Sale | 2,000 | $27.67 | Discretionary |
| Feb 18, 2006 | CIR | $0 | Option Exercise | 167 | $N/A | Discretionary |
| Feb 12, 2006 | CIR | $0 | Option Exercise | 2,736 | $N/A | Discretionary |
| Jan 6, 2006 | CIR | $0 | Option Exercise | 334 | $N/A | Discretionary |