William K Obrien - Net Worth and Insider Trading

William K Obrien Net Worth

The estimated net worth of William K Obrien is at least $2 Million dollars as of 2024-12-16. William K Obrien is the Director of Mercury Systems Inc and owns about 58,352 shares of Mercury Systems Inc (MRCY) stock worth over $2 Million. Details can be seen in William K Obrien'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 K Obrien has not made any transactions after 2019-09-12 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 William K Obrien

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William K Obrien Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, William K Obrien owns 7 companies in total, including Mercury Systems Inc (MRCY) , MFS Municipal Income Trust (MFM) , and MFS Multimarket Income Trust (MMT) among others .

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

Insider Ownership Summary of William K Obrien

Ticker Comapny Transaction Date Type of Owner
MRCY Mercury Systems Inc 2019-09-12 director
MFM MFS Municipal Income Trust 2004-05-10 other: MFS Director
MMT MFS Multimarket Income Trust 2004-05-10 other: MFS Director
LIMIT LIMIT 2004-05-10 other: MFS Director
LIMIT LIMIT 2004-05-10 other: MFS Director
LIMIT LIMIT 2004-05-10 other: MFS Director
LIMIT LIMIT 2004-05-10 other: MFS Director

William K Obrien Latest Holdings Summary

William K Obrien currently owns a total of 1 stock. William K Obrien owns 58,352 shares of Mercury Systems Inc (MRCY) as of September 12, 2019, with a value of $2 Million.

Latest Holdings of William K Obrien

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
MRCY Mercury Systems Inc 2019-09-12 58,352 37.87 2,209,790

Holding Weightings of William K Obrien


William K Obrien Form 4 Trading Tracker

According to the SEC Form 4 filings, William K Obrien has made a total of 0 transactions in Mercury Systems Inc (MRCY) over the past 5 years. The most-recent trade in Mercury Systems Inc is the sale of 1,563 shares on September 12, 2019, which brought William K Obrien around $125,931.

Insider Trading History of William K Obrien

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 K Obrien Trading Performance

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

William K Obrien Ownership Network

Ownership Network List of William K Obrien

No Data

Ownership Network Relation of William K Obrien

Insider Network Chart

William K Obrien Owned Company Details

What does Mercury Systems Inc do?

Who are the key executives at Mercury Systems Inc?

William K Obrien is the director of Mercury Systems Inc. Other key executives at Mercury Systems Inc include EVP President Microelectronics Wells Charles Roger Iv , EVP & CHRO Steven Ratner , and EVP & CCO Stephanie Georges .

Mercury Systems Inc (MRCY) Insider Trades Summary

Over the past 18 months, William K Obrien made no insider transaction in Mercury Systems Inc (MRCY). Other recent insider transactions involving Mercury Systems Inc (MRCY) include a net sale of 9,521 shares made by Steven Ratner , a net purchase of 897,399 shares made by Jana Partners Management, Lp , and a net sale of 6,123 shares made by Wells Charles Roger Iv .

In summary, during the past 3 months, insiders sold 1,527 shares of Mercury Systems Inc (MRCY) in total and bought 0 shares, with a net sale of 1,527 shares. During the past 18 months, 43,649 shares of Mercury Systems Inc (MRCY) were sold and 1,068,192 shares were bought by its insiders, resulting in a net purchase of 1,024,543 shares.

Mercury Systems Inc (MRCY)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Mercury Systems Inc Insider Transactions

No Available Data

William K Obrien Mailing Address

Above is the net worth, insider trading, and ownership report for William K Obrien. Currently GuruFocus does not have mailing address information for William K Obrien.