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