| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 05/04/2023 | ARCH CAPITAL GROUP LTD. | ACGL | Grant | Common Shares, $.0011 par value per share | 1.7k | $0.00 | $0 | By Trust | 05/04/2023 |
| 05/04/2023 | ARCH CAPITAL GROUP LTD. | ACGL | Grant | Common Shares, $.0011 par value per share | 1.7k | $0.00 | $0 | | 05/04/2023 |
| 11/11/2021 | ARCH CAPITAL GROUP LTD. | ACGL | Purchase | Common Shares, $.0011 par value per share | 48k | $41.23 | $2M | Family limited partnership | 11/11/2021 |
| 11/11/2021 | ARCH CAPITAL GROUP LTD. | ACGL | Purchase | Common Shares, $.0011 par value per share | 436.5k | $41.23 | $18M | By Trusts | 11/11/2021 |
| 05/07/2020 | ARCH CAPITAL GROUP LTD. | ACGL | Grant | Common Shares, $.0011 par value per share | 5.1k | $0.00 | $0 | By Trust | 05/07/2020 |
| 05/07/2020 | ARCH CAPITAL GROUP LTD. | ACGL | Grant | Common Shares, $.0011 par value per share | 5.1k | $0.00 | $0 | | 05/07/2020 |
| 06/13/2019 | ARCH CAPITAL GROUP LTD. | ACGL | Gift | Common Shares, $.0011 par value per share | 52k | $0.00 | $0 | By Trust | 06/13/2019 |
| 05/29/2019 | ARCH CAPITAL GROUP LTD. | ACGL | Sale | Common Shares, $.0011 par value per share | 232.9k | $34.04 | $7.9M | By Trusts | 05/29/2019 |
| 05/29/2019 | ARCH CAPITAL GROUP LTD. | ACGL | Sale | Common Shares, $.0011 par value per share | 25.6k | $34.04 | $871.9k | Family limited partnership | 05/29/2019 |
| 05/29/2019 | ARCH CAPITAL GROUP LTD. | ACGL | Sale | Common Shares, $.0011 par value per share | 41.2k | $33.72 | $1.4M | By Trust | 05/29/2019 |
| 05/08/2019 | ARCH CAPITAL GROUP LTD. | ACGL | Grant | Common Shares, $.0011 par value per share | 3.7k | $0.00 | $0 | By Trust | 05/08/2019 |
| 05/08/2019 | ARCH CAPITAL GROUP LTD. | ACGL | Grant | Common Shares, $.0011 par value per share | 2.8k | $0.00 | $0 | | 05/08/2019 |
| 03/12/2019 | ARCH CAPITAL GROUP LTD. | ACGL | Gift | Common Shares, $.0011 par value per share | 690k | $0.00 | $0 | By GRAT | 05/08/2019 |
| 03/12/2019 | ARCH CAPITAL GROUP LTD. | ACGL | Gift | Common Shares, $.0011 par value per share | 690k | $0.00 | $0 | By Trust | 05/08/2019 |
| 05/09/2018 | ARCH CAPITAL GROUP LTD. | ACGL | Grant | Common Shares, $.0033 par value per share | 1.6k | $0.00 | $0 | By Trust | 05/09/2018 |
| 05/09/2018 | ARCH CAPITAL GROUP LTD. | ACGL | Grant | Common Shares, $.0033 par value per share | 1.2k | $0.00 | $0 | | 05/09/2018 |
| 02/27/2018 | ARCH CAPITAL GROUP LTD. | ACGL | Gift | Common Shares, $.0033 par value per share | 230k | $0.00 | $0 | By GRAT | 05/09/2018 |
| 02/27/2018 | ARCH CAPITAL GROUP LTD. | ACGL | Gift | Common Shares, $.0033 par value per share | 230k | $0.00 | $0 | By Trust | 05/09/2018 |
| 02/27/2018 | ARCH CAPITAL GROUP LTD. | ACGL | Gift | Common Shares, $.0033 par value per share | 230k | $0.00 | $0 | By Limited Liability Company | 05/09/2018 |
| 12/08/2017 | ARCH CAPITAL GROUP LTD. | ACGL | Gift | Common Shares, $.0033 par value per share | 550 | $0.00 | $0 | By Trust | 12/07/2017 |
| 12/07/2017 | ARCH CAPITAL GROUP LTD. | ACGL | Gift | Common Shares, $.0033 par value per share | 550 | $0.00 | $0 | By Limited Liability Company | 12/07/2017 |
| 12/13/2012 | ARCH CAPITAL GROUP LTD. | ACGL | Gift | Common Shares, $.0033 par value per share | 20k | $0.00 | $0 | By Limited Liability Company | 12/06/2012 |
| 12/13/2012 | ARCH CAPITAL GROUP LTD. | ACGL | Gift | Common Shares, $.0033 par value per share | 20k | $0.00 | $0 | | 12/06/2012 |
| 12/06/2012 | ARCH CAPITAL GROUP LTD. | ACGL | Gift | Common Shares, $.0033 par value per share | 1.1k | $0.00 | $0 | | 12/06/2012 |
| 12/03/2012 | ARCH CAPITAL GROUP LTD. | ACGL | Sale | Common Shares, $.0033 par value per share | 150.9k | $44.64 | $6.7M | By Limited Liability Company | 12/03/2012 |
| 09/02/2011 | ARCH CAPITAL GROUP LTD. | ACGL | Sale | Common Shares, $.0033 par value per share | 29.8k | $33.59 | $1M | | 09/01/2011 |
| 09/01/2011 | ARCH CAPITAL GROUP LTD. | ACGL | Sale | Common Shares, $.0033 par value per share | 46.5k | $34.10 | $1.6M | | 09/01/2011 |
| 05/20/2011 | ARCH CAPITAL GROUP LTD. | ACGL | Sale | Common Shares, $.0033 par value per share | 130.5k | $34.59 | $4.5M | | 05/20/2011 |
| 12/15/2010 | ARCH CAPITAL GROUP LTD. | ACGL | Sale | Common Shares, $.01 par value per share | 39.1k | $88.86 | $3.5M | | 12/14/2010 |
| 12/15/2010 | ARCH CAPITAL GROUP LTD. | ACGL | Sale | Common Shares, $.01 par value per share | 46.3k | $89.23 | $4.1M | | 12/14/2010 |
| 12/14/2010 | ARCH CAPITAL GROUP LTD. | ACGL | Exercise | Stock Option (right to buy) | 110k | $20.00 | $2.2M | | 12/14/2010 |
| 12/14/2010 | ARCH CAPITAL GROUP LTD. | ACGL | Payment of Exercise | Common Shares, $.01 par value per share | 24.6k | $89.40 | $2.2M | | 12/14/2010 |
| 05/05/2010 | ARCH CAPITAL GROUP LTD. | ACGL | Grant | Common Shares, $.01 par value per share | 999 | $0.00 | $0 | | 05/05/2010 |
| 05/05/2010 | ARCH CAPITAL GROUP LTD. | ACGL | Grant | Common Shares, $.01 par value per share | 799 | $0.00 | $0 | | 05/05/2010 |