William Kirby - Net Worth and Insider Trading

William Kirby Net Worth

The estimated net worth of William Kirby is at least $79,520 dollars as of 2024-11-08. William Kirby is the Director of Taiwan Fund Inc and owns about 1,745 shares of Taiwan Fund Inc (TWN) stock worth over $79,520. Details can be seen in William Kirby'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 William Kirby has not made any transactions after 2020-11-10 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 William Kirby

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William Kirby Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, William Kirby owns 3 companies in total, including Cabot Corp (CBT) , Taiwan Fund Inc (TWN) , and CHINA FUND INC (CHN) .

Click here to see the complete history of William Kirby’s form 4 insider trades.

Insider Ownership Summary of William Kirby

Ticker Comapny Transaction Date Type of Owner
CBT Cabot Corp 2012-07-10 director
TWN Taiwan Fund Inc 2020-11-10 director
CHN CHINA FUND INC 2007-09-20 director

William Kirby Latest Holdings Summary

William Kirby currently owns a total of 1 stock. William Kirby owns 1,745 shares of Taiwan Fund Inc (TWN) as of November 10, 2020, with a value of $79,520.

Latest Holdings of William Kirby

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
TWN Taiwan Fund Inc 2020-11-10 1,745 45.57 79,520

Holding Weightings of William Kirby


William Kirby Form 4 Trading Tracker

According to the SEC Form 4 filings, William Kirby has made a total of 1 transactions in Taiwan Fund Inc (TWN) over the past 5 years, including 1 buys and 0 sells. The most-recent trade in Taiwan Fund Inc is the acquisition of 415 shares on November 10, 2020, which cost William Kirby around $10,147.

Insider Trading History of William Kirby

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.

William Kirby Trading Performance

GuruFocus tracks the stock performance after each of William Kirby's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by William Kirby is 19.2%. GuruFocus also compares William Kirby's trading performance to market benchmark return within the same time period. The performance of stocks bought by William Kirby within 3 months outperforms 1 times out of 1 transactions in total compared to the return of S&P 500 within the same period.

You can select different timeframes to see how William Kirby'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 William Kirby

Average Return

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Average return per transaction

Outperforming Transactions

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1 out of 1 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(%) 14.32 LIMIT LIMIT LIMIT LIMIT LIMIT
Relative Return to S&P 500(%) 10.86 LIMIT LIMIT LIMIT LIMIT LIMIT

William Kirby Ownership Network

Ownership Network List of William Kirby

No Data

Ownership Network Relation of William Kirby

Insider Network Chart

William Kirby Owned Company Details

What does Cabot Corp do?

Who are the key executives at Cabot Corp?

William Kirby is the director of Cabot Corp. Other key executives at Cabot Corp include Vice President Sean D Keohane , Senior Vice President Jeff Ji Zhu , and Senior Vice President & CFO Erica Mclaughlin .

Cabot Corp (CBT) Insider Trades Summary

Over the past 18 months, William Kirby made no insider transaction in Cabot Corp (CBT). Other recent insider transactions involving Cabot Corp (CBT) include a net sale of 90,847 shares made by Hobart Kalkstein , a net sale of 86,865 shares made by Erica Mclaughlin , and a net sale of 70,145 shares made by Jeff Ji Zhu .

In summary, during the past 3 months, insiders sold 77,239 shares of Cabot Corp (CBT) in total and bought 0 shares, with a net sale of 77,239 shares. During the past 18 months, 327,669 shares of Cabot Corp (CBT) were sold and 0 shares were bought by its insiders, resulting in a net sale of 327,669 shares.

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

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Cabot Corp Insider Transactions

No Available Data

William Kirby Mailing Address

Above is the net worth, insider trading, and ownership report for William Kirby. You might contact William Kirby via mailing address: 22 Concord Ave., Lexington Ma 02421.