John Ambroseo serves as Executive at COHERENT INC, where they oversee executive responsibilities. Since joining the company, John Ambroseo has executed 204 insider transactions totaling $56.2M, demonstrating a bearish approach to their equity position. Their most recent transaction on May 6, 2011 involved exercising options for 11,800 shares valued at $388.8K.
John Ambroseo currently holds 12,291 shares of COHERENT INC (COHR), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John Ambroseo has been a net seller of COHR stock. They have purchased $0 and sold $56.2M worth of shares.
John Ambroseo's most recent insider trade was on May 6, 2011, when they sold 11,800 shares at $32.95 per share.
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| 584 |
| $36.34 |
| Discretionary |
| Feb 22, 2011 | COHR | $0 | Option Exercise | 7,500 | $N/A | Discretionary |
| Feb 22, 2011 | COHR | $162.9K | Payment | 2,761 | $59.01 | Discretionary |
| Dec 16, 2010 | COHR | $43.1K | Sale | 958 | $45.02 | Discretionary |
| Dec 16, 2010 | COHR | $22.2K | Option Exercise | 958 | $23.16 | Discretionary |
| Dec 15, 2010 | COHR | $575.8K | Sale | 12,790 | $45.02 | Discretionary |
| Dec 15, 2010 | COHR | $296.2K | Option Exercise | 12,790 | $23.16 | Discretionary |
| Dec 13, 2010 | COHR | $119.3K | Sale | 2,648 | $45.04 | Discretionary |
| Dec 13, 2010 | COHR | $61.3K | Option Exercise | 2,648 | $23.16 | Discretionary |
| Dec 9, 2010 | COHR | $203.9K | Option Exercise | 8,804 | $23.16 | Discretionary |
| Dec 9, 2010 | COHR | $396.2K | Sale | 8,804 | $45.00 | Discretionary |
| Nov 20, 2010 | COHR | $0 | Option Exercise | 12,500 | $N/A | Discretionary |
| Nov 20, 2010 | COHR | $366.9K | Payment | 8,535 | $42.99 | Discretionary |
| Nov 17, 2010 | COHR | $186.9K | Payment | 4,443 | $42.06 | Discretionary |
| Nov 17, 2010 | COHR | $0 | Option Exercise | 9,517 | $N/A | Discretionary |
| Nov 5, 2010 | COHR | $1.1M | Sale | 25,200 | $45.00 | Discretionary |
| Nov 5, 2010 | COHR | $583.6K | Option Exercise | 25,200 | $23.16 | Discretionary |
| Oct 29, 2010 | COHR | $4.0K | Other | 123 | $32.50 | Discretionary |
| Sep 30, 2010 | COHR | $525.1K | Option Exercise | 15,000 | $35.01 | Discretionary |
| Sep 30, 2010 | COHR | $601.2K | Sale | 15,000 | $40.08 | Discretionary |
| Sep 29, 2010 | COHR | $2.3M | Option Exercise | 65,000 | $35.01 | Discretionary |
| Sep 29, 2010 | COHR | $2.6M | Sale | 65,000 | $40.07 | Discretionary |
| Sep 28, 2010 | COHR | $402.4K | Sale | 10,000 | $40.24 | Discretionary |
| Sep 28, 2010 | COHR | $3.6M | Sale | 89,500 | $40.24 | Discretionary |
| Sep 28, 2010 | COHR | $3.0M | Option Exercise | 89,500 | $33.71 | Discretionary |
| Sep 28, 2010 | COHR | $350.1K | Option Exercise | 10,000 | $35.01 | Discretionary |
| Sep 21, 2010 | COHR | $20.0K | Sale | 500 | $40.00 | Discretionary |
| Sep 21, 2010 | COHR | $16.9K | Option Exercise | 500 | $33.71 | Discretionary |
| Apr 30, 2010 | COHR | $19.1K | Other | 897 | $21.29 | Discretionary |