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Company Analysis

ACGL Insider Trading

ARCH CAPITAL GROUP LTD. | Fire, Marine & Casualty Insurance

Comprehensive Trading Performance Summary

The investment history of corporate insiders at ARCH CAPITAL GROUP LTD. provides a unique lens into the internal conviction of the company's leadership. By analyzing SEC Form 4 filings, investors can track how directors and officers are allocating their own capital. High-conviction buying often signals that management believes the current market price significantly undervalues future growth prospects, while strategic selling might occur for personal liquidity or portfolio diversification. Monitoring these shifts in ownership is essential for understanding the alignment between management and shareholders in the Fire, Marine & Casualty Insurance sector.

Transactions on Chart

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Filing Date Trade Date Reporting Person Relationship Type Price Qty Total, $ Owned After Change, %
2011-05-11 22:07 2011-05-10 Vollaro John D Director SELL $102.49 7,400 $758,425 39,200 -15.9%
2011-04-29 15:56 2011-04-27 Hele John C.R. Officer - EVP,CFO & Treasurer SELL $102.55 8,334 $854,668 31,866 -20.7%
2011-04-29 16:04 2011-04-27 Lyons Mark Donald Officer - Chairman & CEO Arch Insur Gr SELL $102.35 3,000 $307,047 47,903 -5.9%
2011-04-29 16:01 2011-04-27 GRANDISSON MARC Officer - Reinsur. Group Chairman & CEO OPT+S $102.50 20,000 $2,049,908 131,408 0.0%
2011-04-29 15:59 2011-04-27 BRAGIN WOLFE H Director SELL $102.50 5,000 $512,479 9,532 -34.4%
2011-03-16 22:49 2011-03-15 MEENAGHAN JAMES J Director OPT+S $90.48 15,300 $1,384,410 16,219 0.0%
2011-03-10 20:20 2011-03-08 IORDANOU CONSTANTINE Director, Officer - Chairman, President & CEO SELL $90.56 35,000 $3,169,628 132,585 -20.9%
2011-02-22 22:28 2011-02-18 WORKS ROBERT F Director SELL $89.94 2,000 $179,872 19,018 -9.5%
2011-02-16 00:47 2010-12-09 WORKS ROBERT F Director SELL $90.12 1,100 $99,132 21,018 -5.0%
2010-12-16 23:47 2010-12-15 PASQUESI JOHN M Director, Other OPT+S $89.06 85,391 $7,604,769 10,922 0.0%
2010-12-13 23:41 2010-12-13 MEENAGHAN JAMES J Director SELL $89.60 3,000 $268,804 16,219 -15.6%
2010-11-09 21:57 2010-11-08 Lyons Mark Donald Officer - Chairman & CEO Arch Insur Gr SELL $89.23 1,500 $133,839 50,903 -2.9%
2010-11-09 19:31 2010-11-05 PETRILLO LOUIS T Officer - Officer of Subsidiary SELL $89.51 5,000 $447,550 22,068 -18.5%
2010-10-28 20:23 2010-10-27 IORDANOU CONSTANTINE Director, Officer - Chairman, President & CEO SELL $86.50 30,000 $2,595,081 152,760 -16.4%
2010-09-10 20:08 2010-09-08 Lyons Mark Donald Officer - Chairman & CEO Arch Insur Gr SELL $80.85 2,500 $202,121 52,403 -4.6%
2010-07-29 18:31 2010-07-28 Lyons Mark Donald Officer - Chairman & CEO Arch Insur Gr SELL $77.50 4,000 $310,000 54,903 -6.8%
2010-06-18 19:56 2010-06-16 IORDANOU CONSTANTINE Director, Officer - Chairman, President & CEO SELL $76.75 20,000 $1,535,044 182,760 -9.9%
2010-06-16 20:54 2009-11-17 IORDANOU CONSTANTINE Director, Officer - Chairman, President & CEO BUY $22.03 5,005 $110,273 11,224 +80.5%
2010-06-09 20:39 2010-06-08 Hutchings W Preston Officer - SVP & Chief Investment Officer SELL $71.11 7,200 $511,992 5,889 -55.0%
2010-05-18 23:08 2010-05-17 Lyons Mark Donald Officer - Chairman & CEO Arch Insur Gr SELL $75.25 2,000 $150,500 58,903 -3.3%
2010-03-04 01:24 2010-03-02 CARNEY SEAN Director SELL $74.15 588,747 $43,655,590 0 -100.0%
2010-03-04 01:48 2010-03-02 LEE KEWSONG Director SELL $74.15 588,747 $43,655,590 0 -100.0%
2010-02-22 17:53 2010-02-18 Lyons Mark Donald Officer - Chairman & CEO Arch Insur Gr SELL $72.00 3,000 $216,000 53,968 -5.3%
2009-12-09 04:17 2009-12-08 CARNEY SEAN Director SELL $68.75 239,630 $16,474,563 588,747 -28.9%
2009-12-09 04:37 2009-12-08 LEE KEWSONG Director SELL $68.75 239,630 $16,474,563 588,747 -28.9%
2009-11-16 21:46 2009-11-12 PETRILLO LOUIS T Officer - Officer of Subsidiary OPT+S $70.03 60,000 $4,201,512 24,010 0.0%
2009-08-12 15:58 2009-08-10 Lyons Mark Donald Officer - Chairman & CEO Arch Insur Gr SELL $62.90 2,386 $150,079 56,968 -4.0%
2009-08-04 00:14 2009-07-31 Lyons Mark Donald Officer - Chairman & CEO Arch Insur Gr SELL $62.31 2,250 $140,196 59,354 -3.7%
2009-06-08 22:57 2009-06-05 Vollaro John D Other SELL $59.52 3,500 $208,320 50,600 -6.5%
2009-03-12 18:01 2009-03-10 BRAGIN WOLFE H Director BUY $15.42 1,300 $20,043 1,000 +100.0%
2009-03-12 17:51 2009-03-10 IORDANOU CONSTANTINE Director, Officer - President & CEO BUY $15.25 10,000 $152,500 62,972 +18.9%
2009-03-12 18:05 2009-03-11 MEENAGHAN JAMES J Director BUY $16.32 3,211 $52,413 7,013 +84.5%
2009-03-09 22:43 2009-03-09 Hutchings W Preston Officer - SVP & Chief Investment Officer BUY $15.48 2,500 $38,688 2,500 +100.0%
2009-03-09 20:21 2009-03-05 MEENAGHAN JAMES J Director BUY $15.90 7,900 $125,619 4,000 +100.0%
2009-03-06 19:19 2009-03-05 Hutchings W Preston Officer - SVP & Chief Investment Officer BUY $47.88 500 $23,939 3,489 +16.7%
2009-03-06 23:48 2009-03-04 IORDANOU CONSTANTINE Director, Officer - President & CEO BUY $15.52 6,487 $100,705 10,521 +160.8%
2009-03-04 21:19 2009-03-02 IORDANOU CONSTANTINE Director, Officer - President & CEO BUY $16.18 17,000 $275,092 50,506 +50.7%
2009-03-03 17:37 2009-02-27 INGREY PAUL B Director, Other BUY $16.91 50,000 $845,500 50,000 +100.0%
2009-03-02 22:01 2009-02-26 IORDANOU CONSTANTINE Director, Officer - President & CEO BUY $16.50 1,176 $19,404 40,006 +3.0%
2009-02-25 18:52 2009-02-23 IORDANOU CONSTANTINE Director, Officer - President & CEO BUY $16.43 23,610 $387,964 38,830 +155.1%
2009-02-23 20:52 2009-02-19 IORDANOU CONSTANTINE Director, Officer - President & CEO BUY $16.55 18,220 $301,475 3,000 +100.0%
2008-11-08 01:44 2008-11-06 INGREY PAUL B Director, Other OPT+S $61.04 100,000 $6,103,980 184,565 0.0%
2008-11-03 22:45 2008-10-31 Vollaro John D Officer - EVP, CFO and Treasurer OPT+S $69.24 85,000 $5,885,587 43,900 0.0%
2008-10-30 19:56 2008-10-29 Vollaro John D Officer - EVP, CFO and Treasurer SELL $70.83 50,000 $3,541,505 43,900 -53.2%
2008-10-30 19:48 2008-10-29 IORDANOU CONSTANTINE Director, Officer - President & CEO SELL $71.00 16,648 $1,182,008 0 -100.0%
2008-10-30 19:55 2008-10-29 PASQUESI JOHN M Director, Other SELL $70.93 40,000 $2,837,148 384,268 -9.4%
2008-10-29 22:12 2008-10-27 PASQUESI JOHN M Director, Other SELL $62.47 60,000 $3,747,948 20,737 -74.3%
2008-01-10 20:59 2008-01-08 IORDANOU CONSTANTINE Director, Officer - President & CEO SELL $72.00 29,368 $2,114,496 226,943 -11.5%
2007-12-13 20:08 2007-12-11 IORDANOU CONSTANTINE Director, Officer - President & CEO SELL $72.05 632 $45,536 251,763 -0.3%
2007-08-13 23:20 2007-08-09 INGREY PAUL B Director - Chairman - Board of Directors SELL $66.22 6,700 $443,657 184,565 -3.5%
SHOW ENTRIES

How to Interpret $ACGL Trades

Not every insider transaction in ARCH CAPITAL GROUP LTD. is a signal for immediate action. Professional investors look for "cluster buying"—when multiple executives simultaneously purchase $ACGL shares on the open market. It is crucial to distinguish between scheduled sales (under Rule 10b5-1) and voluntary increases in ownership, which demonstrate management’s true conviction that the stock is undervalued.

Data Source & Accuracy for ACGL

Insider activity data for ARCH CAPITAL GROUP LTD. is streamed in real-time directly from the SEC EDGAR system. We analyze raw Form 4 filings, filtering out technical adjustments and complex derivative transactions. This provides a transparent view of how ownership structure is evolving in $ACGL, allowing you to follow the capital of those with the most intimate knowledge of the company.

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.