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Insider Profile

DUFFY TERRENCE A

Director, Officer | SEC CIK: 0001212809

Comprehensive Trading Performance Summary

The investment footprint of DUFFY TERRENCE A 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, %
2025-12-15 23:05 2025-12-11 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman and CEO SELL $269.55 25,000 $6,738,815 65,804 -27.5%
2025-03-11 23:44 2025-03-11 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman and CEO SELL $259.18 30,000 $7,775,400 53,205 -36.1%
2024-05-02 00:06 2024-04-29 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman and CEO SELL $210.91 40,000 $8,436,496 67,455 -37.2%
2023-08-21 23:20 2023-08-18 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman and CEO SELL $203.95 30,000 $6,118,500 65,545 -31.4%
2021-11-08 23:57 2021-11-05 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman and CEO BUY $222.02 400 $88,806 81,308 +0.5%
2021-11-05 18:03 2021-11-04 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman and CEO BUY $220.21 1,600 $352,337 80,908 +2.0%
2021-05-21 20:13 2021-05-19 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman and CEO SELL $210.83 29,000 $6,114,070 55,492 -34.3%
2019-12-14 00:31 2019-12-12 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman and CEO SELL $202.38 39,309 $7,955,355 46,684 -45.7%
2019-08-06 00:01 2019-08-01 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman & CEO SELL $200.15 35,000 $7,005,250 79,057 -30.7%
2018-11-27 23:46 2018-11-23 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman and CEO SELL $188.80 10,000 $1,888,000 95,652 -9.5%
2018-05-23 22:38 2018-05-22 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman and CEO SELL $161.00 20,000 $3,220,000 94,686 -17.4%
2018-02-08 23:50 2018-02-06 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman and CEO SELL $151.66 20,000 $3,033,200 99,239 -16.8%
2017-08-03 23:17 2017-08-02 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman and CEO SELL $123.89 21,815 $2,702,660 110,711 -16.5%
2016-12-10 00:36 2016-12-08 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman & CEO OPT+S $120.44 27,550 $3,317,993 110,364 0.0%
2016-11-29 01:27 2016-11-25 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Chairman & CEO OPT+S $112.58 17,375 $1,956,078 110,364 0.0%
2016-03-11 00:34 2016-03-09 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Executive Chairman & President OPT+S $93.51 15,340 $1,434,413 76,904 0.0%
2015-06-01 23:34 2015-05-28 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Executive Chairman & President SELL $93.87 29,496 $2,768,689 80,496 -26.8%
2015-02-13 01:20 2015-02-11 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Executive Chairman & President OPT+S $94.55 30,875 $2,919,231 111,124 0.0%
2014-11-05 00:13 2014-11-03 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Executive Chairman & President OPT+S $84.55 14,580 $1,232,789 111,124 0.0%
2013-11-23 01:01 2013-11-21 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Executive Chairman & President OPT+S $83.18 22,525 $1,873,679 99,053 0.0%
2013-03-18 22:50 2013-03-14 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Executive Chairman & President OPT+S $62.81 39,710 $2,494,185 93,201 0.0%
2011-03-02 01:34 2011-02-28 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Executive Chairman OPT+S $315.82 1,589 $501,838 11,856 0.0%
2010-08-13 17:40 2010-08-12 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Executive Chairman BUY $250.32 1,000 $250,320 8,820 +12.8%
2009-12-07 19:33 2009-12-03 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Executive Chairman SELL $334.20 1,400 $467,880 7,961 -15.0%
2007-01-05 20:29 2007-01-04 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director, Officer - Executive Chairman SELL $525.00 4,000 $2,100,000 4,560 -46.7%
2006-02-23 01:28 2006-02-21 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director SELL $411.10 2,000 $822,193 8,000 -20.0%
2005-09-12 19:18 2005-09-09 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director SELL $303.27 3,700 $1,122,107 10,000 -27.0%
2005-06-13 18:00 2005-06-10 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director SELL $244.21 2,100 $512,834 14,000 -13.0%
2005-04-30 00:46 2005-04-28 CME CME GROUP INC. Security & Commodity Brokers, Dealers, Exchanges & Services Director SELL $198.75 3,288 $653,492 16,000 -17.0%
SHOW ENTRIES

Tracking Multi-Role Insiders: DUFFY TERRENCE A

High-level stakeholders like DUFFY TERRENCE A, whether acting as directors, officers, or 10% owners, often possess unique cross-sector insights. Monitoring a specific CIK like 0001212809 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 DUFFY TERRENCE A 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.