PETRILLO LOUIS T - Insider Non-Derivative Transactions at ARCH CAPITAL GROUP LTD. (ACGL) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Dec 10, 2025, PETRILLO LOUIS T's relationship to ARCH CAPITAL GROUP LTD. (ACGL) is Officer (OFFICER OF SUBSIDIARY), and currently has 139,971 shares of Common Shares, $.0011 par value per share.
The chart below shows the number of shares owned, and the table shows the recent insider transactions.
You can see similar information for other ACGL insiders.
Related Topics: SEC Topic List.
Data Source: SEC.
PETRILLO LOUIS T - Insider Non-Derivative Transactions of ACGL Common Shares, $.0011 par value per share
PETRILLO LOUIS T - Insider Non-Derivative Transactions at ACGL
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Dec 11, 2025 | G -- (Common Shares, $.0011 par value per share) | 14 | 0 | 100 |
| Dec 11, 2025 | G -- (Common Shares, $.0011 par value per share) | 42 | 0 | 139971 |
| May 10, 2025 | G -- (Common Shares, $.0011 par value per share) | 10 | 0 | 86 |
| May 10, 2025 | G -- (Common Shares, $.0011 par value per share) | 10 | 0 | 140013 |
| May 10, 2025 | Sell -- (Common Shares, $.0011 par value per share) | 16650 | 94.53 | 140023 |
| May 10, 2025 | M -- (Common Shares, $.0011 par value per share) | 16650 | 18.9 | 156673 |
| Mar 6, 2025 | Sell -- (Common Shares, $.0011 par value per share) | 11600 | 91 | 140023 |
| Mar 6, 2025 | M -- (Common Shares, $.0011 par value per share) | 11600 | 15.84 | 151623 |
| Mar 5, 2025 | F -- (Common Shares, $.0011 par value per share) | 9916 | 91.87 | 140023 |
| Mar 5, 2025 | Sell -- (Common Shares, $.0011 par value per share) | 9400 | 92.73 | 140023 |
| Mar 5, 2025 | M -- (Common Shares, $.0011 par value per share) | 9400 | 15.84 | 149423 |
| Mar 5, 2025 | Acquisition -- (Common Shares, $.0011 par value per share) | 3042 | 0 | 149939 |
| Feb 28, 2025 | F -- (Common Shares, $.0011 par value per share) | 313 | 92.1 | 125205 |
| Feb 28, 2025 | Acquisition -- (Common Shares, $.0011 par value per share) | 21692 | 0 | 146897 |
| Feb 26, 2025 | F -- (Common Shares, $.0011 par value per share) | 473 | 90.35 | 125518 |
| Feb 25, 2025 | F -- (Common Shares, $.0011 par value per share) | 412 | 89.55 | 125991 |
| Dec 11, 2024 | G -- (Common Shares, $.0011 par value per share) | 12 | 0 | 76 |
| Dec 11, 2024 | G -- (Common Shares, $.0011 par value per share) | 36 | 0 | 126403 |
| Nov 20, 2024 | Acquisition -- (Common Shares, $.0011 par value per share) | 5944 | 0 | 126439 |
| Mar 5, 2024 | F -- (Common Shares, $.0011 par value per share) | 12992 | 87.14 | 120196 |
| Feb 28, 2024 | Acquisition -- (Common Shares, $.0011 par value per share) | 2608 | 0 | 133188 |
| Feb 27, 2024 | F -- (Common Shares, $.0011 par value per share) | 603 | 87.28 | 130580 |
| Feb 26, 2024 | F -- (Common Shares, $.0011 par value per share) | 510 | 87.29 | 131183 |
| Feb 25, 2024 | F -- (Common Shares, $.0011 par value per share) | 374 | 87.29 | 131693 |
| Feb 24, 2024 | Acquisition -- (Common Shares, $.0011 par value per share) | 27638 | 0 | 132067 |
| Feb 24, 2024 | G -- (Common Shares, $.0011 par value per share) | 14 | 0 | 132067 |
| Dec 8, 2023 | G -- (Common Shares, $.0011 par value per share) | 14 | 0 | 64 |
| Dec 8, 2023 | G -- (Common Shares, $.0011 par value per share) | 42 | 0 | 104429 |
| Nov 16, 2023 | G -- (Common Shares, $.0011 par value per share) | 1190 | 0 | 104471 |
| Jun 14, 2023 | G -- (Common Shares, $.0011 par value per share) | 10 | 0 | 50 |
| Jun 14, 2023 | G -- (Common Shares, $.0011 par value per share) | 10 | 0 | 105661 |
| May 11, 2023 | Sell -- (Common Shares, $.0011 par value per share) | 15406 | 76.79 | 105254 |
| May 9, 2023 | F -- (Common Shares, $.0011 par value per share) | 14723 | 76.14 | 120660 |
| May 9, 2023 | M -- (Common Shares, $.0011 par value per share) | 23250 | 19.09 | 135383 |
| Mar 11, 2023 | F -- (Common Shares, $.0011 par value per share) | 3047 | 66.61 | 112133 |
| Feb 28, 2023 | F -- (Common Shares, $.0011 par value per share) | 488 | 69.21 | 115180 |
| Feb 27, 2023 | F -- (Common Shares, $.0011 par value per share) | 602 | 69.17 | 115668 |
| Feb 26, 2023 | F -- (Common Shares, $.0011 par value per share) | 514 | 69.17 | 116270 |
| Feb 25, 2023 | Acquisition -- (Common Shares, $.0011 par value per share) | 8454 | 0 | 113668 |
| Feb 25, 2023 | Acquisition -- (Common Shares, $.0011 par value per share) | 3116 | 0 | 116784 |
| Dec 15, 2022 | G -- (Common Shares, $.0011 par value per share) | 20 | 0 | 40 |
| Dec 15, 2022 | G -- (Common Shares, $.0011 par value per share) | 60 | 0 | 105214 |