Michael E Porter - Net Worth and Insider Trading

Michael E Porter Net Worth

The estimated net worth of Michael E Porter is at least $10 Million dollars as of 2024-04-19. Michael E Porter is the Director of Thermo Fisher Scientific Inc and owns about 14,640 shares of Thermo Fisher Scientific Inc (TMO) stock worth over $8 Million. Michael E Porter is the Director of The Scotts Miracle Gro Co and owns about 19,190 shares of The Scotts Miracle Gro Co (SMG) stock worth over $1 Million. Michael E Porter is also the Director of Merrimack Pharmaceuticals Inc and owns about 75,445 shares of Merrimack Pharmaceuticals Inc (MACK) stock worth over $1 Million. Details can be seen in Michael E Porter's Latest Holdings Summary section.

Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the assumption that Michael E Porter has not made any transactions after 2016-03-17 and currently still holds the listed stock(s).

Transaction Summary of Michael E Porter

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Michael E Porter Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Michael E Porter owns 4 companies in total, including Merrimack Pharmaceuticals Inc () , PTC Inc () , and The Scotts Miracle Gro Co () among others .

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

Insider Ownership Summary of Michael E Porter

Ticker Comapny Transaction Date Type of Owner
Merrimack Pharmaceuticals Inc 2016-03-17 director
PTC Inc 2004-03-03 director
The Scotts Miracle Gro Co 2014-08-15 director
Thermo Fisher Scientific Inc 2012-03-09 director

Michael E Porter Latest Holdings Summary

Michael E Porter currently owns a total of 3 stocks. Among these stocks, Michael E Porter owns 14,640 shares of Thermo Fisher Scientific Inc (TMO) as of March 9, 2012, with a value of $8 Million and a weighting of 76.7%. Michael E Porter owns 19,190 shares of The Scotts Miracle Gro Co (SMG) as of August 15, 2014, with a value of $1 Million and a weighting of 12.59%. Michael E Porter also owns 75,445 shares of Merrimack Pharmaceuticals Inc (MACK) as of March 17, 2016, with a value of $1 Million and a weighting of 10.71%.

Latest Holdings of Michael E Porter

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
TMO Thermo Fisher Scientific Inc 2012-03-09 14,640 543.25 7,953,200
SMG The Scotts Miracle Gro Co 2014-08-15 19,190 68.04 1,305,592
MACK Merrimack Pharmaceuticals Inc 2016-03-17 75,445 14.72 1,110,550

Holding Weightings of Michael E Porter


Michael E Porter Form 4 Trading Tracker

According to the SEC Form 4 filings, Michael E Porter has made a total of 0 transactions in Thermo Fisher Scientific Inc (TMO) over the past 5 years. The most-recent trade in Thermo Fisher Scientific Inc is the sale of 7,500 shares on March 9, 2012, which brought Michael E Porter around $421,725.

According to the SEC Form 4 filings, Michael E Porter has made a total of 0 transactions in The Scotts Miracle Gro Co (SMG) over the past 5 years. The most-recent trade in The Scotts Miracle Gro Co is the acquisition of 810 shares on August 15, 2014, which cost Michael E Porter around $46,081.

According to the SEC Form 4 filings, Michael E Porter has made a total of 0 transactions in Merrimack Pharmaceuticals Inc (MACK) over the past 5 years. The most-recent trade in Merrimack Pharmaceuticals Inc is the acquisition of 500 shares on March 17, 2016, which cost Michael E Porter around $36,000.

Insider Trading History of Michael E Porter

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.

Michael E Porter Trading Performance

GuruFocus tracks the stock performance after each of Michael E Porter's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Michael E Porter is 2.71%. GuruFocus also compares Michael E Porter's trading performance to market benchmark return within the same time period. The performance of stocks bought by Michael E Porter within 3 months outperforms 14 times out of 31 transactions in total compared to the return of S&P 500 within the same period.

You can select different timeframes to see how Michael E Porter's insider trading performs compared to the benchmark.

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

Performance of Michael E Porter

Average Return

5.72%

Average return per transaction

Outperforming Transactions

45%

14 out of 31 outperforming transactions.
Each transaction is measured over a period and compared to .
1 Month 3 Months 6 Months 1 Year 2 Years 3 Years
Return(%) 12 2.71 6.26 5.72 -19.79 -32.26
Relative Return to S&P 500(%) 11.14 0.07 3.11 -2.71 -28.35 -41.42

Michael E Porter Ownership Network

Ownership Network List of Michael E Porter

No Data

Ownership Network Relation of Michael E Porter


Michael E Porter Owned Company Details

What does Merrimack Pharmaceuticals Inc do?

Who are the key executives at Merrimack Pharmaceuticals Inc?

Michael E Porter is the director of Merrimack Pharmaceuticals Inc. Other key executives at Merrimack Pharmaceuticals Inc include director & other: See Remarks Eric Andersen , director & President Gary L Crocker , and director & other: See Remarks Noah G. Levy .

Merrimack Pharmaceuticals Inc () Insider Trades Summary

Over the past 18 months, Michael E Porter made no insider transaction in Merrimack Pharmaceuticals Inc (). Other recent insider transactions involving Merrimack Pharmaceuticals Inc () include a net purchase of 942,726 shares made by Eric Andersen , a net purchase of 100,000 shares made by Noah G. Levy , and a net purchase of 4,156 shares made by Ana Radeljevic .

In summary, during the past 3 months, insiders sold 0 shares of Merrimack Pharmaceuticals Inc () in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Merrimack Pharmaceuticals Inc () were sold and 1,050,882 shares were bought by its insiders, resulting in a net purchase of 1,050,882 shares.

Merrimack Pharmaceuticals Inc ()'s detailed insider trading history can be found in Insider Trading Tracker table.

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Merrimack Pharmaceuticals Inc Insider Transactions

No Available Data

Michael E Porter Mailing Address

Above is the net worth, insider trading, and ownership report for Michael E Porter. Currently GuruFocus does not have mailing address information for Michael E Porter.

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