Thomas J Bucknum - Net Worth and Insider Trading

Thomas J Bucknum Net Worth

The estimated net worth of Thomas J Bucknum is at least $2 Million dollars as of 2024-05-28. Thomas J Bucknum is the EVP and General Counsel of Biogen Inc and owns about 9,000 shares of Biogen Inc (BIIB) stock worth over $2 Million. Details can be seen in Thomas J Bucknum's Latest Holdings Summary section.

Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the assumption that Thomas J Bucknum has not made any transactions after 2005-02-18 and currently still holds the listed stock(s).

Transaction Summary of Thomas J Bucknum

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Thomas J Bucknum Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Thomas J Bucknum owns 1 companies in total, including Biogen Inc (BIIB) .

Click here to see the complete history of Thomas J Bucknum’s form 4 insider trades.

Insider Ownership Summary of Thomas J Bucknum

Ticker Comapny Transaction Date Type of Owner
BIIB Biogen Inc 2005-02-18 EVP & General Counsel & Sec.

Thomas J Bucknum Latest Holdings Summary

Thomas J Bucknum currently owns a total of 1 stock. Thomas J Bucknum owns 9,000 shares of Biogen Inc (BIIB) as of February 18, 2005, with a value of $2 Million.

Latest Holdings of Thomas J Bucknum

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
BIIB Biogen Inc 2005-02-18 9,000 218.48 1,966,320

Holding Weightings of Thomas J Bucknum


Thomas J Bucknum Form 4 Trading Tracker

According to the SEC Form 4 filings, Thomas J Bucknum has made a total of 0 transactions in Biogen Inc (BIIB) over the past 5 years. The most-recent trade in Biogen Inc is the sale of 89,700 shares on February 18, 2005, which brought Thomas J Bucknum around $6 Million.

Insider Trading History of Thomas J Bucknum

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.

Thomas J Bucknum Trading Performance

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

Thomas J Bucknum Ownership Network

Ownership Network List of Thomas J Bucknum

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Ownership Network Relation of Thomas J Bucknum


Thomas J Bucknum Owned Company Details

What does Biogen Inc do?

Who are the key executives at Biogen Inc?

Thomas J Bucknum is the EVP & General Counsel & Sec. of Biogen Inc. Other key executives at Biogen Inc include Head of Development Priya Singhal , Head of Research Jane Grogan , and EVP & Human Resources Ginger Gregory .

Biogen Inc (BIIB) Insider Trades Summary

Over the past 18 months, Thomas J Bucknum made no insider transaction in Biogen Inc (BIIB). Other recent insider transactions involving Biogen Inc (BIIB) include a net sale of 2,797 shares made by Priya Singhal , a net sale of 2,681 shares made by Ginger Gregory , and a net purchase of 455 shares made by Eric K Rowinsky .

In summary, during the past 3 months, insiders sold 93 shares of Biogen Inc (BIIB) in total and bought 0 shares, with a net sale of 93 shares. During the past 18 months, 5,478 shares of Biogen Inc (BIIB) were sold and 455 shares were bought by its insiders, resulting in a net sale of 5,023 shares.

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

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Biogen Inc Insider Transactions

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Thomas J Bucknum Mailing Address

Above is the net worth, insider trading, and ownership report for Thomas J Bucknum. You might contact Thomas J Bucknum via mailing address: Biogen Inc Legal Department, 14 Cambridge Center, Cambridge Ma 02142.

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