Michael W Bonney - Net Worth and Insider Trading

Michael W Bonney Net Worth

The estimated net worth of Michael W Bonney is at least $5 Million dollars as of 2024-05-01. Michael W Bonney is the Director of Alnylam Pharmaceuticals Inc and owns about 20,029 shares of Alnylam Pharmaceuticals Inc (ALNY) stock worth over $3 Million. Michael W Bonney is the Director of Sarepta Therapeutics Inc and owns about 7,051 shares of Sarepta Therapeutics Inc (SRPT) stock worth over $922,976. Michael W Bonney is also the Director of Bristol-Myers Squibb Co and owns about 9,189 shares of Bristol-Myers Squibb Co (BMY) stock worth over $406,246. Besides these, Michael W Bonney also holds Celgene Corp (CELG) , Tekla World Healthcare Fund (THW) , Kaleido Biosciences Inc (KLDO) . Details can be seen in Michael W Bonney'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 W Bonney has not made any transactions after 2023-12-27 and currently still holds the listed stock(s).

Transaction Summary of Michael W Bonney

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Michael W Bonney Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Michael W Bonney owns 11 companies in total, including Bristol-Myers Squibb Co (BMY) , Alnylam Pharmaceuticals Inc (ALNY) , and Kaleido Biosciences Inc (KLDO) among others .

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

Insider Ownership Summary of Michael W Bonney

Ticker Comapny Transaction Date Type of Owner
BMY Bristol-Myers Squibb Co 2019-12-04 director
ALNY Alnylam Pharmaceuticals Inc 2023-12-27 director
KLDO Kaleido Biosciences Inc 2019-02-28 director & Executive Chair
2018-06-20 director
2019-09-09 director
2018-06-14 director
2016-02-08 director
2015-08-17 director
2014-07-28 director
2011-12-13 director
2011-12-13 director

Michael W Bonney Latest Holdings Summary

Michael W Bonney currently owns a total of 6 stocks. Among these stocks, Michael W Bonney owns 20,029 shares of Alnylam Pharmaceuticals Inc (ALNY) as of December 27, 2023, with a value of $3 Million and a weighting of 64.05%. Michael W Bonney owns 7,051 shares of Sarepta Therapeutics Inc (SRPT) as of September 9, 2019, with a value of $922,976 and a weighting of 19.68%. Michael W Bonney also owns 9,189 shares of Bristol-Myers Squibb Co (BMY) as of December 4, 2019, with a value of $406,246 and a weighting of 8.66%. The other 3 stocks Celgene Corp (CELG) , Tekla World Healthcare Fund (THW) , Kaleido Biosciences Inc (KLDO) have a combined weighting of 7.61% among all his current holdings.

Latest Holdings of Michael W Bonney

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
ALNY Alnylam Pharmaceuticals Inc 2023-12-27 20,029 149.96 3,003,549
SRPT Sarepta Therapeutics Inc 2019-09-09 7,051 130.90 922,976
BMY Bristol-Myers Squibb Co 2019-12-04 9,189 44.21 406,246
CELG Celgene Corp 2016-03-03 2,000 108.24 216,480
THW Tekla World Healthcare Fund 2015-08-17 10,917 12.85 140,283
KLDO Kaleido Biosciences Inc 2019-02-28 1,651,196 0.00 165

Holding Weightings of Michael W Bonney


Michael W Bonney Form 4 Trading Tracker

According to the SEC Form 4 filings, Michael W Bonney has made a total of 2 transactions in Alnylam Pharmaceuticals Inc (ALNY) over the past 5 years, including 0 buys and 2 sells. The most-recent trade in Alnylam Pharmaceuticals Inc is the sale of 30,000 shares on December 27, 2023, which brought Michael W Bonney around $6 Million.

According to the SEC Form 4 filings, Michael W Bonney has made a total of 1 transactions in Sarepta Therapeutics Inc (SRPT) over the past 5 years, including 1 buys and 0 sells. The most-recent trade in Sarepta Therapeutics Inc is the acquisition of 2,000 shares on September 9, 2019, which cost Michael W Bonney around $173,480.

According to the SEC Form 4 filings, Michael W Bonney has made a total of 1 transactions in Bristol-Myers Squibb Co (BMY) over the past 5 years, including 1 buys and 0 sells. The most-recent trade in Bristol-Myers Squibb Co is the acquisition of 88 shares on December 4, 2019, which cost Michael W Bonney around $5,183.

More details on Michael W Bonney's insider transactions can be found in the Insider Trading History of Michael W Bonney table.

Insider Trading History of Michael W Bonney

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 W Bonney Trading Performance

GuruFocus tracks the stock performance after each of Michael W Bonney's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Michael W Bonney is 8.3%. GuruFocus also compares Michael W Bonney's trading performance to market benchmark return within the same time period. The performance of stocks bought by Michael W Bonney within 3 months outperforms 4 times out of 6 transactions in total compared to the return of S&P 500 within the same period.

You can select different timeframes to see how Michael W Bonney'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 W Bonney

Average Return

Average return per transaction

Outperforming Transactions

3 out of 6 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(%) 4.38
Relative Return to S&P 500(%) 2.76

Michael W Bonney Ownership Network

Ownership Network List of Michael W Bonney

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Ownership Network Relation of Michael W Bonney


Michael W Bonney Owned Company Details

What does Bristol-Myers Squibb Co do?

Who are the key executives at Bristol-Myers Squibb Co?

Michael W Bonney is the director of Bristol-Myers Squibb Co. Other key executives at Bristol-Myers Squibb Co include EVP & Chief Commercial Officer Christopher S. Boerner , EVP & Corporate Affairs Cari Gallman , and SVP & Human Resources Ann Powell Judge .

Bristol-Myers Squibb Co (BMY) Insider Trades Summary

Over the past 18 months, Michael W Bonney made no insider transaction in Bristol-Myers Squibb Co (BMY). Other recent insider transactions involving Bristol-Myers Squibb Co (BMY) include a net sale of 45,419 shares made by Ann Powell Judge , a net sale of 96,295 shares made by Rupert Vessey , and a net purchase of 5,071 shares made by Christopher S. Boerner .

In summary, during the past 3 months, insiders sold 0 shares of Bristol-Myers Squibb Co (BMY) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 382,446 shares of Bristol-Myers Squibb Co (BMY) were sold and 13,571 shares were bought by its insiders, resulting in a net sale of 368,875 shares.

Bristol-Myers Squibb Co (BMY)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Bristol-Myers Squibb Co Insider Transactions

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Michael W Bonney Mailing Address

Above is the net worth, insider trading, and ownership report for Michael W Bonney. You might contact Michael W Bonney via mailing address: 65 Hayden Ave, Lexington Ma 02421.

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