William D Mosley - Net Worth and Insider Trading

William D Mosley Net Worth

The estimated net worth of William D Mosley is at least $46 Million dollars as of 2025-04-28. William D Mosley is the CEO of Seagate Technology Holdings PLC and owns about 555,677 shares of Seagate Technology Holdings PLC (STX) stock worth over $46 Million. Details can be seen in William D Mosley'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 D Mosley has not made any transactions after 2025-04-01 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 D Mosley

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William D Mosley Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, William D Mosley owns 1 companies in total, including Seagate Technology Holdings PLC (STX) .

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

Insider Ownership Summary of William D Mosley

Ticker Company Transaction Date Type of Owner
STX Seagate Technology Holdings PLC 2025-04-01 President & COO

William D Mosley Latest Holdings Summary

William D Mosley currently owns a total of 1 stock. William D Mosley owns 555,677 shares of Seagate Technology Holdings PLC (STX) as of April 1, 2025, with a value of $46 Million.

Latest Holdings of William D Mosley

Ticker Company Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
STX Seagate Technology Holdings PLC 2025-04-01 555,677 82.19 45,668,314

Holding Weightings of William D Mosley


William D Mosley Form 4 Trading Tracker

According to the SEC Form 4 filings, William D Mosley has made a total of 13 transactions in Seagate Technology Holdings PLC (STX) over the past 5 years, including 0 buys and 13 sells. The most-recent trade in Seagate Technology Holdings PLC is the sale of 20,000 shares on April 1, 2025, which brought William D Mosley around $2 Million.

Insider Trading History of William D Mosley

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 D Mosley Trading Performance

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

William D Mosley Ownership Network

Ownership Network List of William D Mosley

No Data

Ownership Network Relation of William D Mosley

Insider Network Chart

William D Mosley Owned Company Details

What does Seagate Technology Holdings PLC do?

Who are the key executives at Seagate Technology Holdings PLC?

William D Mosley is the President & COO of Seagate Technology Holdings PLC. Other key executives at Seagate Technology Holdings PLC include SVP & HDD & SDD Products & CTO John Christopher Morris , EVP & CFO Gianluca Romano , and SVP & Global Operations Kian Fatt Chong .

Seagate Technology Holdings PLC (STX) Insider Trades Summary

Over the past 18 months, William D Mosley made 11 insider transaction in Seagate Technology Holdings PLC (STX) with a net sale of 457,369. Other recent insider transactions involving Seagate Technology Holdings PLC (STX) include a net sale of 31,351 shares made by John Christopher Morris , a net sale of 242,057 shares made by Gianluca Romano , and a net sale of 58,434 shares made by Ban Seng Teh .

In summary, during the past 3 months, insiders sold 40,000 shares of Seagate Technology Holdings PLC (STX) in total and bought 0 shares, with a net sale of 40,000 shares. During the past 18 months, 808,741 shares of Seagate Technology Holdings PLC (STX) were sold and 0 shares were bought by its insiders, resulting in a net sale of 808,741 shares.

Seagate Technology Holdings PLC (STX)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Seagate Technology Holdings PLC Insider Transactions

No Available Data

William D Mosley Mailing Address

Above is the net worth, insider trading, and ownership report for William D Mosley. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, William D Mosley's mailing address is: Fremont Ca 94538.