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Insider Profile

PETRILLO LOUIS T

Officer | SEC CIK: 0001227095

Comprehensive Trading Performance Summary

The investment footprint of PETRILLO LOUIS T as disclosed via official SEC Form 4 filings provides a critical window into professional capital allocation strategies. By tracking this specific portfolio, investors can analyze how this individual moves capital across different boards and sectors. High-conviction moves by key stakeholders often serve as leading indicators for future market performance, as they reflect the intimate operational knowledge and fiduciary confidence of those closest to the company's decision-making process. Monitoring these strategic accumulation or exit patterns helps bridge the gap between institutional boardrooms and the retail investment community.

Filing Date Trade Date Ticker Company Name Industry Relationship Type Price Qty Total, $ Owned After Change, %
2025-05-13 00:09 2025-05-09 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - OFFICER OF SUBSIDIARY OPT+S $94.53 16,650 $1,573,944 140,023 0.0%
2025-03-07 01:11 2025-03-04 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - OFFICER OF SUBSIDIARY OPT+S $91.78 21,000 $1,927,334 140,023 0.0%
2023-05-11 00:44 2023-05-10 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - OFFICER OF SUBSIDIARY OPT+S $76.79 15,406 $1,183,071 105,254 0.0%
2022-08-16 02:21 2022-08-11 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - OFFICER OF SUBSIDIARY OPT+S $46.10 23,661 $1,090,857 105,274 0.0%
2021-11-19 00:20 2021-11-18 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary OPT+S $42.00 12,567 $527,844 106,162 0.0%
2021-05-21 01:47 2021-05-20 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary OPT+S $40.21 30,360 $1,220,642 106,316 0.0%
2019-11-20 23:59 2019-11-19 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary OPT+S $41.63 13,349 $555,755 107,692 0.0%
2019-05-17 21:51 2019-05-15 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary OPT+S $34.33 23,982 $823,405 107,850 0.0%
2018-09-17 20:43 2018-09-14 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary SELL $30.43 9,573 $291,293 115,584 -7.6%
2017-12-14 22:49 2017-12-13 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary SELL $91.07 5,921 $539,212 42,868 -12.1%
2017-05-25 19:13 2017-05-24 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary SELL $94.98 2,990 $283,998 56,268 -5.0%
2016-08-24 23:17 2016-08-22 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary OPT+S $79.43 8,635 $685,838 57,313 0.0%
2015-11-25 00:19 2015-11-23 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary SELL $73.86 4,555 $336,437 59,513 -7.1%
2015-08-07 17:47 2015-08-06 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary SELL $71.90 4,647 $334,131 59,513 -7.2%
2015-08-04 19:30 2015-07-31 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary OPT+S $71.65 5,095 $365,052 64,160 0.0%
2014-11-12 23:12 2014-11-10 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary OPT+S $57.18 42,000 $2,401,413 61,866 0.0%
2014-03-05 00:50 2014-03-03 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary OPT+S $55.55 72,000 $3,999,456 81,645 0.0%
2011-11-15 00:06 2011-11-11 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary SELL $36.45 14,000 $510,311 58,441 -19.3%
2010-11-09 19:31 2010-11-05 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary SELL $89.51 5,000 $447,550 22,068 -18.5%
2009-11-16 21:46 2009-11-12 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Officer of Subsidiary OPT+S $70.03 60,000 $4,201,512 24,010 0.0%
2006-03-15 23:50 2006-03-13 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Pres & Gen Counsel of sub. OPT+S $55.68 26,000 $1,447,560 13,276 0.0%
2006-03-10 20:56 2006-03-08 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Pres & Gen Counsel of sub. OPT+S $55.67 1,800 $100,199 13,276 0.0%
SHOW ENTRIES

Tracking Multi-Role Insiders: PETRILLO LOUIS T

High-level stakeholders like PETRILLO LOUIS T, whether acting as directors, officers, or 10% owners, often possess unique cross-sector insights. Monitoring a specific CIK like 0001227095 allows investors to identify recurring patterns of trading success across various industries. When a large 10% shareholder or a key beneficial owner moves capital, it often signals a strategic shift in institutional or private conviction.

SEC Transparency for Key Stakeholders

Every market move made by PETRILLO LOUIS T is a matter of public record under federal law. By aggregating Form 4 filings, we provide transparency into the portfolios of major players who hold significant influence. Following the money of those with a 10% stake or executive power helps bridge the information gap between the boardroom and the retail investor.

UNDERSTANDING THE DATA

FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.

TRADE DATE: The actual day the insider executed the purchase or sale in the market.

INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.

OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.

CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.

TRADE TYPES DEFINITIONS

BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.

SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.

OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.