Mark A Mccollum - Net Worth and Insider Trading

Mark A Mccollum Net Worth

The estimated net worth of Mark A Mccollum is at least $4 Million dollars as of 2025-04-28. Mark A Mccollum is the EVP - CFO of Halliburton Co and owns about 204,993 shares of Halliburton Co (HAL) stock worth over $4 Million. Details can be seen in Mark A Mccollum's Latest Holdings Summary section.

Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Mark A Mccollum has not made any transactions after 2017-02-27 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

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Transaction Summary of Mark A Mccollum

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Mark A Mccollum Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Mark A Mccollum owns 9 companies in total, including Westlake Corp (WLK) , Weatherford International PLC (WFTLF) , and Archrock Inc (AROC) among others .

Click here to see the complete history of Mark A Mccollum’s form 4 insider trades.

Insider Ownership Summary of Mark A Mccollum

Ticker Company Transaction Date Type of Owner
WLK Westlake Corp 2018-05-18 director
WFTLF Weatherford International PLC 2019-12-13 director & President and CEO
AROC Archrock Inc 2009-05-28 director
LIMIT LIMIT 2017-02-27 Senior VP & Chief Acctg. Off.
LIMIT LIMIT 2009-05-28 director
LIMIT LIMIT 2006-11-15 director
LIMIT LIMIT 2003-08-14 other: Former officer
LIMIT LIMIT 2017-04-24 director & President and CEO
LIMIT LIMIT 2022-12-01 director

Mark A Mccollum Latest Holdings Summary

Mark A Mccollum currently owns a total of 1 stock. Mark A Mccollum owns 204,993 shares of Halliburton Co (HAL) as of February 27, 2017, with a value of $4 Million.

Latest Holdings of Mark A Mccollum

Ticker Company Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
HAL Halliburton Co 2017-02-27 204,993 20.85 4,274,104

Holding Weightings of Mark A Mccollum


Mark A Mccollum Form 4 Trading Tracker

According to the SEC Form 4 filings, Mark A Mccollum has made a total of 0 transactions in Halliburton Co (HAL) over the past 5 years. The most-recent trade in Halliburton Co is the sale of 89,300 shares on February 27, 2017, which brought Mark A Mccollum around $5 Million.

Insider Trading History of Mark A Mccollum

No transactions are available. GuruFocus only tracks and displays the purchase and sale of non-derivative security in open market or private transactions from SEC filings with the transaction code of P or S.
Total 0
  • 1
Only the transactions in Open Market or Private Sale at the market prices are included. Other transactions such as conversion of derivative security or exercise of options are not included. Insiders are limited to only officers and/or directors of the company.

Mark A Mccollum Trading Performance

Please note GuruFocus will not track the insiders’ transaction performance if he/she does not have buying transactions.

Mark A Mccollum Ownership Network

Ownership Network List of Mark A Mccollum

No Data

Ownership Network Relation of Mark A Mccollum

Insider Network Chart

Mark A Mccollum Owned Company Details

What does Westlake Corp do?

Who are the key executives at Westlake Corp?

Mark A Mccollum is the director of Westlake Corp. Other key executives at Westlake Corp include director & 10 percent owner David Tsung-hung Chao , Sr. Vice President & Vinyls Robert F. Buesinger , and Vice President/Treasurer Mark Steven Bender .

Westlake Corp (WLK) Insider Trades Summary

Over the past 18 months, Mark A Mccollum made no insider transaction in Westlake Corp (WLK). Other recent insider transactions involving Westlake Corp (WLK) include a net sale of 11,715 shares made by Robert F. Buesinger , a net sale of 14,608 shares made by Mark Steven Bender , and a net sale of 3,500 shares made by David Tsung-hung Chao .

In summary, during the past 3 months, insiders sold 0 shares of Westlake Corp (WLK) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 29,823 shares of Westlake Corp (WLK) were sold and 0 shares were bought by its insiders, resulting in a net sale of 29,823 shares.

Westlake Corp (WLK)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Westlake Corp Insider Transactions

No Available Data

Mark A Mccollum Mailing Address

Above is the net worth, insider trading, and ownership report for Mark A Mccollum. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Mark A Mccollum's mailing address is: Houston Tx 77002.