Walter C Herlihy - Net Worth and Insider Trading

Walter C Herlihy Net Worth

The estimated net worth of Walter C Herlihy is at least $37 Million dollars as of 2025-03-22. Walter C Herlihy is the PRESIDENT, CEO of Repligen Corp and owns about 262,430 shares of Repligen Corp (RGEN) stock worth over $37 Million. Details can be seen in Walter C Herlihy'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 Walter C Herlihy has not made any transactions after 2015-05-12 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 Walter C Herlihy

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Walter C Herlihy Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Walter C Herlihy owns 1 companies in total, including Repligen Corp (RGEN) .

Click here to see the complete history of Walter C Herlihy’s form 4 insider trades.

Insider Ownership Summary of Walter C Herlihy

Ticker Comapny Transaction Date Type of Owner
RGEN Repligen Corp 2015-05-12 director & PRESIDENT & CEO

Walter C Herlihy Latest Holdings Summary

Walter C Herlihy currently owns a total of 1 stock. Walter C Herlihy owns 262,430 shares of Repligen Corp (RGEN) as of May 12, 2015, with a value of $37 Million.

Latest Holdings of Walter C Herlihy

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
RGEN Repligen Corp 2015-05-12 262,430 139.99 36,737,576

Holding Weightings of Walter C Herlihy


Walter C Herlihy Form 4 Trading Tracker

According to the SEC Form 4 filings, Walter C Herlihy has made a total of 0 transactions in Repligen Corp (RGEN) over the past 5 years. The most-recent trade in Repligen Corp is the sale of 45,431 shares on May 12, 2015, which brought Walter C Herlihy around $2 Million.

Insider Trading History of Walter C Herlihy

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.

Walter C Herlihy Trading Performance

GuruFocus tracks the stock performance after each of Walter C Herlihy's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Walter C Herlihy is -1.58%. GuruFocus also compares Walter C Herlihy's trading performance to market benchmark return within the same time period. The performance of stocks bought by Walter C Herlihy within 3 months outperforms 0 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 Walter C Herlihy'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 Walter C Herlihy

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 .
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Return(%) -10 LIMIT LIMIT LIMIT LIMIT LIMIT
Relative Return to S&P 500(%) -9.01 LIMIT LIMIT LIMIT LIMIT LIMIT

Walter C Herlihy Ownership Network

Ownership Network List of Walter C Herlihy

No Data

Ownership Network Relation of Walter C Herlihy

Insider Network Chart

Walter C Herlihy Owned Company Details

What does Repligen Corp do?

Who are the key executives at Repligen Corp?

Walter C Herlihy is the director & PRESIDENT & CEO of Repligen Corp. Other key executives at Repligen Corp include director & Chief Executive Officer Anthony Hunt , Senior VP & R&D Ralf Kuriyel , and SVP & Global Operations & IT James Bylund .

Repligen Corp (RGEN) Insider Trades Summary

Over the past 18 months, Walter C Herlihy made no insider transaction in Repligen Corp (RGEN). Other recent insider transactions involving Repligen Corp (RGEN) include a net sale of 107,972 shares made by Anthony Hunt , a net sale of 15,130 shares made by Ralf Kuriyel , and a net sale of 4,373 shares made by James Bylund .

In summary, during the past 3 months, insiders sold 26,756 shares of Repligen Corp (RGEN) in total and bought 250 shares, with a net sale of 26,506 shares. During the past 18 months, 134,263 shares of Repligen Corp (RGEN) were sold and 5,065 shares were bought by its insiders, resulting in a net sale of 129,198 shares.

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

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Repligen Corp Insider Transactions

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Walter C Herlihy Mailing Address

Above is the net worth, insider trading, and ownership report for Walter C Herlihy. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Walter C Herlihy's mailing address is: Waltham Ma 02453.