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 2024-11-13. 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 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 E Porter has not made any transactions after 2016-03-17 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.
Transaction Summary of Michael E Porter
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 (MACK) , PTC Inc (PTC) , and The Scotts Miracle Gro Co (SMG) 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 |
|---|---|---|---|
| MACK | Merrimack Pharmaceuticals Inc | 2016-03-17 | director |
| PTC | PTC Inc | 2004-03-03 | director |
| SMG | The Scotts Miracle Gro Co | 2014-08-15 | director |
 | | 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 75.61%. 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 13.49%. Michael E Porter also owns 75,445 shares of Merrimack Pharmaceuticals Inc (MACK) as of March 17, 2016, with a value of $1 Million and a weighting of 10.9%.
Latest Holdings of Michael E Porter
| Ticker | Comapny | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
|---|---|---|---|---|---|
| TMO | Thermo Fisher Scientific Inc | 2012-03-09 | 14,640 | 540.75 | 7,916,580 |
| SMG | The Scotts Miracle Gro Co | 2014-08-15 | 19,190 | 73.58 | 1,412,000 |
| MACK | Merrimack Pharmaceuticals Inc | 2016-03-17 | 75,445 | 15.13 | 1,141,483 |
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
- 1
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.
Performance of Michael E Porter
Average Return
Outperforming Transactions
| 1 Month | 3 Months | 6 Months | 1 Year | 2 Years | 3 Years | |
|---|---|---|---|---|---|---|
| Return(%) | 12 | | | | | |
| Relative Return to S&P 500(%) | 11.14 | | | | | |
Michael E Porter Ownership Network
Ownership Network List of Michael E Porter
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 (MACK) Insider Trades Summary
Over the past 18 months, Michael E Porter made no insider transaction in Merrimack Pharmaceuticals Inc (MACK). Other recent insider transactions involving Merrimack Pharmaceuticals Inc (MACK) include a net purchase of 446,418 shares made by Eric Andersen , and a net purchase of 4,000 shares made by Gary L Crocker .
In summary, during the past 3 months, insiders sold 0 shares of Merrimack Pharmaceuticals Inc (MACK) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Merrimack Pharmaceuticals Inc (MACK) were sold and 450,418 shares were bought by its insiders, resulting in a net purchase of 450,418 shares.
Merrimack Pharmaceuticals Inc (MACK)'s detailed insider trading history can be found in Insider Trading Tracker table.
Merrimack Pharmaceuticals Inc Insider Transactions
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.
We'd love to learn more about your experiences on GuruFocus.com and how we can improve!
Take Survey
