Thomas Merk serves as Executive at ROFIN SINAR TECHNOLOGIES INC, where they oversee executive responsibilities. Since joining the company, Thomas Merk has executed 46 insider transactions totaling $7.9M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 15, 2019 involved selling 593 shares valued at $93.0K.
Thomas Merk currently holds 9,850 shares of ROFIN SINAR TECHNOLOGIES INC (RSTI), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Thomas Merk has been a net seller of RSTI stock. They have purchased $1.3M and sold $6.5M worth of shares.
Thomas Merk's most recent insider trade was on Dec 15, 2019, when they sold 593 shares at $156.87 per share.
Get notified when new Form 4 filings are submitted
| $N/A |
| Discretionary |
| Nov 15, 2019 | COHR | $0 | Option Exercise | 3,441 | $N/A | Discretionary |
| Nov 15, 2019 | COHR | $0 | Award | 963 | $N/A | Discretionary |
| Nov 15, 2019 | COHR | $354.5K | Payment | 2,275 | $155.84 | Discretionary |
| Nov 15, 2019 | COHR | $0 | Award | 2,567 | $N/A | Discretionary |
| Nov 13, 2019 | COHR | $69.8K | Payment | 454 | $153.81 | Discretionary |
| Nov 3, 2019 | COHR | $54.2K | Payment | 344 | $157.47 | Discretionary |
| Dec 15, 2018 | COHR | $65.8K | Payment | 593 | $111.03 | Discretionary |
| Dec 15, 2018 | COHR | $0 | Option Exercise | 1,147 | $N/A | Discretionary |
| Nov 13, 2018 | COHR | $0 | Award | 2,636 | $N/A | Discretionary |
| Nov 3, 2018 | COHR | $46.5K | Payment | 344 | $135.07 | Discretionary |
| Dec 15, 2017 | COHR | $0 | Option Exercise | 1,147 | $N/A | Discretionary |
| Dec 15, 2017 | COHR | $170.8K | Payment | 593 | $288.03 | Discretionary |
| Nov 3, 2017 | COHR | $0 | Award | 1,998 | $N/A | Discretionary |
| Nov 7, 2016 | RSTI | $0 | Other | 4,293 | $N/A | Discretionary |
| Nov 24, 2015 | RSTI | $1.3M | Option Exercise | 50,000 | $26.05 | Discretionary |
| Nov 24, 2015 | RSTI | $1.4M | Sale | 50,000 | $28.10 | Discretionary |
| Nov 24, 2015 | RSTI | $1.3M | Option Exercise | 50,000 | $26.05 | Discretionary |
| Nov 24, 2015 | RSTI | $1.4M | Sale | 50,000 | $28.10 | Discretionary |
| Mar 2, 2015 | RSTI | $256.6K | Payment | 10,707 | $23.97 | Discretionary |
| Mar 2, 2015 | RSTI | $256.6K | Option Exercise | 15,000 | $17.11 | Discretionary |
| Feb 22, 2013 | RSTI | $272.9K | Sale | 10,000 | $27.29 | Discretionary |
| Feb 22, 2013 | RSTI | $171.1K | Option Exercise | 10,000 | $17.11 | Discretionary |
| Feb 11, 2013 | RSTI | $427.8K | Purchase | 25,000 | $17.11 | Discretionary |
| Feb 11, 2013 | RSTI | $694.0K | Sale | 25,000 | $27.76 | Discretionary |
| Feb 17, 2011 | RSTI | $163.6K | Purchase | 10,000 | $16.36 | Discretionary |
| Feb 17, 2011 | RSTI | $197.3K | Sale | 5,000 | $39.45 | Discretionary |
| Feb 17, 2011 | RSTI | $196.4K | Sale | 5,000 | $39.28 | Discretionary |
| Feb 16, 2011 | RSTI | $397.5K | Sale | 10,000 | $39.75 | Discretionary |