Michael F Neidorff - Net Worth and Insider Trading

Michael F Neidorff Net Worth

The estimated net worth of Michael F Neidorff is at least $414 Million dollars as of 2025-04-28. Michael F Neidorff is the Chairman & CEO of Centene Corp and owns about 6,902,171 shares of Centene Corp (CNC) stock worth over $398 Million. Michael F Neidorff is also the President and CEO of Alpha Metallurgical Resources Inc and owns about 128,560 shares of Alpha Metallurgical Resources Inc (AMR) stock worth over $16 Million. Details can be seen in Michael F Neidorff'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 Michael F Neidorff has not made any transactions after 2021-12-14 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 Michael F Neidorff

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Michael F Neidorff Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Michael F Neidorff owns 2 companies in total, including Centene Corp (CNC) , and Caleres Inc (CAL) .

Click here to see the complete history of Michael F Neidorff’s form 4 insider trades.

Insider Ownership Summary of Michael F Neidorff

Ticker Company Transaction Date Type of Owner
CNC Centene Corp 2021-12-14 director & Chairman & President and CEO
CAL Caleres Inc 2006-03-02 director

Michael F Neidorff Latest Holdings Summary

Michael F Neidorff currently owns a total of 2 stocks. Among these stocks, Michael F Neidorff owns 6,902,171 shares of Centene Corp (CNC) as of December 14, 2021, with a value of $398 Million and a weighting of 96.08%. Michael F Neidorff also owns 128,560 shares of Alpha Metallurgical Resources Inc (AMR) as of October 16, 2003, with a value of $16 Million and a weighting of 3.92%.

Latest Holdings of Michael F Neidorff

Ticker Company Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
CNC Centene Corp 2021-12-14 6,902,171 57.69 398,186,245
AMR Alpha Metallurgical Resources Inc 2003-10-16 128,560 126.20 16,224,272

Holding Weightings of Michael F Neidorff


Michael F Neidorff Form 4 Trading Tracker

According to the SEC Form 4 filings, Michael F Neidorff has made a total of 3 transactions in Centene Corp (CNC) over the past 5 years, including 0 buys and 3 sells. The most-recent trade in Centene Corp is the sale of 50,000 shares on December 14, 2021, which brought Michael F Neidorff around $4 Million.

According to the SEC Form 4 filings, Michael F Neidorff has made a total of 0 transactions in Alpha Metallurgical Resources Inc (AMR) over the past 5 years. The most-recent trade in Alpha Metallurgical Resources Inc is the acquisition of 100 shares on October 16, 2003, which cost Michael F Neidorff around $3,419.

Insider Trading History of Michael F Neidorff

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.
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  • 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.

Michael F Neidorff Trading Performance

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

Michael F Neidorff Ownership Network

Ownership Network List of Michael F Neidorff

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Ownership Network Relation of Michael F Neidorff

Insider Network Chart

Michael F Neidorff Owned Company Details

What does Centene Corp do?

Who are the key executives at Centene Corp?

Michael F Neidorff is the director & Chairman & President and CEO of Centene Corp. Other key executives at Centene Corp include EVP & CFO Andrew Lynn Asher , SVP & Technology & Innovation Sarah London , and EVP & Health Care Enterprises Kenneth J Fasola .

Centene Corp (CNC) Insider Trades Summary

Over the past 18 months, Michael F Neidorff made no insider transaction in Centene Corp (CNC). Other recent insider transactions involving Centene Corp (CNC) include a net sale of 20,000 shares made by Kenneth J Fasola , a net purchase of 9,122 shares made by Christopher J Coughlin , and a net purchase of 17,200 shares made by Andrew Lynn Asher .

In summary, during the past 3 months, insiders sold 0 shares of Centene Corp (CNC) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 30,878 shares of Centene Corp (CNC) were sold and 55,260 shares were bought by its insiders, resulting in a net purchase of 24,382 shares.

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

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Centene Corp Insider Transactions

No Available Data

Michael F Neidorff Mailing Address

Above is the net worth, insider trading, and ownership report for Michael F Neidorff. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Michael F Neidorff's mailing address is: St Louis Mo 63105.