Capitalizator.

Capitalize Yourself: Right Data. Real Growth.

Insider Profile

Lyons Mark Donald

Officer | SEC CIK: 0001359049

Comprehensive Trading Performance Summary

The investment footprint of Lyons Mark Donald 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, %
2018-05-17 18:27 2018-05-15 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $78.36 12,000 $940,360 145,216 -7.6%
2018-03-16 23:36 2018-03-15 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $84.16 6,000 $504,963 157,216 -3.7%
2018-03-01 18:06 2018-02-28 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $89.39 6,000 $536,331 163,216 -3.5%
2017-12-12 19:53 2017-12-11 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $92.04 5,500 $506,241 184,216 -2.9%
2017-09-13 19:22 2017-09-11 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $97.31 9,967 $969,913 189,716 0.0%
2017-06-13 23:32 2017-06-12 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $93.53 8,266 $773,103 192,916 0.0%
2017-03-10 16:50 2017-03-09 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $94.43 13,000 $1,227,554 187,156 -6.5%
2017-03-06 19:08 2017-03-02 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $95.08 5,635 $535,788 200,156 0.0%
2017-02-17 19:31 2017-02-15 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $93.09 5,000 $465,451 190,167 0.0%
2016-12-19 21:35 2016-12-15 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $87.13 3,500 $304,946 185,132 -1.9%
2016-12-05 23:46 2016-12-02 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $83.14 6,100 $507,125 188,632 -3.1%
2016-11-01 01:37 2016-10-28 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $77.22 8,000 $617,762 194,732 0.0%
2016-09-01 22:08 2016-08-30 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $80.34 4,812 $386,606 190,330 -2.5%
2016-08-18 20:28 2016-08-17 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $80.16 8,500 $681,386 195,142 0.0%
2016-06-03 22:50 2016-06-02 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $72.55 3,000 $217,637 198,830 -1.5%
2016-06-02 22:27 2016-05-31 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $71.81 7,000 $502,656 201,830 -3.4%
2016-03-16 22:57 2016-03-15 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $69.91 3,500 $244,685 194,596 -1.8%
2016-02-26 18:40 2016-02-25 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $68.95 13,200 $910,203 198,096 -6.2%
2016-02-16 23:08 2016-02-12 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $67.40 7,500 $505,473 211,296 0.0%
2015-11-03 00:39 2015-10-30 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $76.00 11,000 $836,000 206,761 -5.1%
2015-09-10 20:10 2015-09-08 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $69.20 5,800 $401,334 217,761 -2.6%
2015-08-05 22:45 2015-08-04 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $72.02 4,000 $288,092 223,561 -1.8%
2015-08-04 19:26 2015-07-31 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $71.48 5,000 $357,375 227,561 0.0%
2015-05-26 23:15 2015-05-21 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $64.94 9,140 $593,554 225,807 0.0%
2015-05-06 22:10 2015-05-05 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $61.71 8,000 $493,686 220,017 0.0%
2015-03-12 23:53 2015-03-10 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $60.01 10,000 $600,085 220,017 0.0%
2015-02-13 22:57 2015-02-12 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $59.67 25,000 $1,491,750 220,017 0.0%
2014-11-12 23:02 2014-11-10 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $57.16 14,000 $800,199 220,017 0.0%
2014-11-04 00:15 2014-10-31 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $56.10 21,000 $1,178,081 220,017 0.0%
2014-09-11 00:02 2014-09-10 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $54.50 7,250 $395,146 220,017 0.0%
2014-08-05 23:19 2014-08-04 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $54.28 28,500 $1,546,892 222,017 0.0%
2014-03-10 23:09 2014-03-07 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $56.90 4,500 $256,068 211,017 -2.1%
2014-02-21 23:50 2014-02-19 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $55.73 10,000 $557,299 215,517 0.0%
2013-10-31 22:04 2013-10-30 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $57.81 26,000 $1,503,057 179,517 -12.7%
2013-09-09 19:06 2013-09-05 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $53.18 10,000 $531,799 205,517 -4.6%
2013-08-01 23:11 2013-07-31 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $54.26 10,000 $542,556 215,517 0.0%
2013-06-07 22:04 2013-06-06 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $51.00 7,000 $356,987 215,517 -3.1%
2012-12-18 00:27 2012-12-14 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer SELL $44.29 5,000 $221,441 210,517 -2.3%
2012-09-11 17:07 2012-09-10 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - EVP,CFO & Treasurer OPT+S $40.01 15,000 $600,215 215,517 0.0%
2012-08-10 19:48 2012-08-08 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Chairman & CEO Arch Insur Gr OPT+S $39.29 11,000 $432,138 140,517 0.0%
2012-06-13 21:09 2012-06-12 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Chairman & CEO Arch Insur Gr OPT+S $38.00 5,390 $204,820 140,517 0.0%
2012-06-11 23:39 2012-06-07 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Chairman & CEO Arch Insur Gr OPT+S $38.36 9,500 $364,391 136,309 0.0%
2012-05-29 20:12 2012-05-24 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Chairman & CEO Arch Insur Gr OPT+S $38.50 9,500 $365,750 136,309 0.0%
2012-02-18 00:15 2012-02-16 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Chairman & CEO Arch Insur Gr OPT+S $37.74 25,750 $971,725 118,309 0.0%
2011-11-17 22:45 2011-11-16 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Chairman & CEO Arch Insur Gr SELL $36.49 6,500 $237,171 118,309 -5.2%
2011-11-15 21:08 2011-11-14 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Chairman & CEO Arch Insur Gr SELL $36.72 4,000 $146,872 124,809 -3.1%
2011-10-28 21:51 2011-10-27 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Chairman & CEO Arch Insur Gr SELL $36.51 22,000 $803,141 128,809 -14.6%
2011-07-28 18:56 2011-07-27 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Chairman & CEO Arch Insur Gr SELL $34.25 8,800 $301,361 150,809 -5.5%
2011-04-29 16:04 2011-04-27 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Chairman & CEO Arch Insur Gr SELL $102.35 3,000 $307,047 47,903 -5.9%
2010-11-09 21:57 2010-11-08 ACGL ARCH CAPITAL GROUP LTD. Fire, Marine & Casualty Insurance Officer - Chairman & CEO Arch Insur Gr SELL $89.23 1,500 $133,839 50,903 -2.9%
SHOW ENTRIES

Tracking Multi-Role Insiders: Lyons Mark Donald

High-level stakeholders like Lyons Mark Donald, whether acting as directors, officers, or 10% owners, often possess unique cross-sector insights. Monitoring a specific CIK like 0001359049 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 Lyons Mark Donald 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.