Mark Donald Lyons serves as Executive at ARCH CAPITAL GROUP LTD., where they oversee executive responsibilities. Since joining the company, Mark Donald Lyons has executed 157 insider transactions totaling $32.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on May 5, 2014 involved exercising options for 18,500 shares valued at $347.1K.
Mark Donald Lyons currently holds 60,354 shares of ARCH CAPITAL GROUP LTD. (ACGL), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark Donald Lyons has been a net seller of ACGL stock. They have purchased $0 and sold $32.3M worth of shares.
Mark Donald Lyons's most recent insider trade was on May 5, 2014, when they sold 18,500 shares at $18.76 per share.
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| 2,000 |
| $13.00 |
| Discretionary |
| Mar 7, 2014 | ACGL | $256.1K | Sale | 4,500 | $56.90 | Discretionary |
| Feb 19, 2014 | ACGL | $130.0K | Option Exercise | 10,000 | $13.00 | Discretionary |
| Feb 19, 2014 | ACGL | $557.3K | Sale | 10,000 | $55.73 | Discretionary |
| Oct 30, 2013 | ACGL | $36.4K | Sale | 627 | $58.05 | Discretionary |
| Oct 30, 2013 | ACGL | $1.5M | Sale | 25,373 | $57.80 | Discretionary |
| Sep 5, 2013 | ACGL | $531.8K | Sale | 10,000 | $53.18 | Discretionary |
| Jul 31, 2013 | ACGL | $542.6K | Sale | 10,000 | $54.26 | Discretionary |
| Jul 31, 2013 | ACGL | $130.0K | Option Exercise | 10,000 | $13.00 | Discretionary |
| Jun 6, 2013 | ACGL | $234.7K | Sale | 4,600 | $51.03 | Discretionary |
| Jun 6, 2013 | ACGL | $122.3K | Sale | 2,400 | $50.94 | Discretionary |
| May 9, 2013 | ACGL | $0 | Award | 12,000 | $N/A | Discretionary |
| Dec 14, 2012 | ACGL | $221.4K | Sale | 5,000 | $44.29 | Discretionary |
| Sep 10, 2012 | ACGL | $600.1K | Sale | 15,000 | $40.01 | Discretionary |
| Sep 10, 2012 | ACGL | $195.0K | Option Exercise | 15,000 | $13.00 | Discretionary |
| Sep 6, 2012 | ACGL | $0 | Award | 60,000 | $N/A | Discretionary |
| Sep 6, 2012 | ACGL | $0 | Award | 15,000 | $N/A | Discretionary |
| Aug 8, 2012 | ACGL | $143.0K | Option Exercise | 11,000 | $13.00 | Discretionary |
| Aug 8, 2012 | ACGL | $432.2K | Sale | 11,000 | $39.29 | Discretionary |
| Jun 12, 2012 | ACGL | $84.2K | Option Exercise | 9,598 | $8.77 | Discretionary |
| Jun 12, 2012 | ACGL | $204.8K | Sale | 5,390 | $38.00 | Discretionary |
| Jun 7, 2012 | ACGL | $83.3K | Option Exercise | 9,500 | $8.77 | Discretionary |
| Jun 7, 2012 | ACGL | $364.4K | Sale | 9,500 | $38.36 | Discretionary |
| May 24, 2012 | ACGL | $83.3K | Option Exercise | 9,500 | $8.77 | Discretionary |
| May 24, 2012 | ACGL | $365.8K | Sale | 9,500 | $38.50 | Discretionary |
| May 9, 2012 | ACGL | $0 | Award | 18,000 | $N/A | Discretionary |
| Feb 16, 2012 | ACGL | $971.8K | Sale | 25,750 | $37.74 | Discretionary |
| Feb 16, 2012 | ACGL | $225.8K | Option Exercise | 25,750 | $8.77 | Discretionary |
| Feb 12, 2012 | ACGL | $184.8K | Option Exercise | 8,000 | $23.10 | Discretionary |