Steven Barker - Net Worth and Insider Trading
Steven Barker Net Worth
The estimated net worth of Steven Barker is at least $11 Million dollars as of 2025-07-01. Steven Barker is the Director of Masimo Corp and owns about 66,245 shares of Masimo Corp (MASI) stock worth over $11 Million. Details can be seen in Steven Barker'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 Steven Barker has not made any transactions after 2020-04-14 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Steven Barker
Steven Barker Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Steven Barker owns 1 companies in total, including Masimo Corp (MASI) .
Click here to see the complete history of Steven Barker’s form 4 insider trades.
Insider Ownership Summary of Steven Barker
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
MASI | Masimo Corp | 2020-04-14 | director |
Steven Barker Latest Holdings Summary
Steven Barker currently owns a total of 1 stock. Steven Barker owns 66,245 shares of Masimo Corp (MASI) as of April 14, 2020, with a value of $11 Million.
Latest Holdings of Steven Barker
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
MASI | Masimo Corp | 2020-04-14 | 66,245 | 168.16 | 11,139,759 |
Holding Weightings of Steven Barker
Steven Barker Form 4 Trading Tracker
According to the SEC Form 4 filings, Steven Barker has made a total of 0 transactions in Masimo Corp (MASI) over the past 5 years. The most-recent trade in Masimo Corp is the sale of 10,000 shares on April 14, 2020, which brought Steven Barker around $2 Million.
Insider Trading History of Steven Barker
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Steven Barker Trading Performance
Steven Barker Ownership Network
Ownership Network List of Steven Barker
Ownership Network Relation of Steven Barker

Steven Barker Owned Company Details
What does Masimo Corp do?
Who are the key executives at Masimo Corp?
Steven Barker is the director of Masimo Corp. Other key executives at Masimo Corp include EVP & ENG & MKTG & REG Bilal Muhsin , other: Director by deputization Politan Capital Management Gp Llc , and other: Director by deputization Politan Capital Management Lp .
Masimo Corp (MASI) Insider Trades Summary
Over the past 18 months, Steven Barker made no insider transaction in Masimo Corp (MASI). Other recent insider transactions involving Masimo Corp (MASI) include a net sale of 42,053 shares made by Craig B Reynolds , and a net sale of 40,000 shares made by Bilal Muhsin .
In summary, during the past 3 months, insiders sold 10,000 shares of Masimo Corp (MASI) in total and bought 0 shares, with a net sale of 10,000 shares. During the past 18 months, 82,053 shares of Masimo Corp (MASI) were sold and 0 shares were bought by its insiders, resulting in a net sale of 82,053 shares.
Masimo Corp (MASI)'s detailed insider trading history can be found in Insider Trading Tracker table.
Masimo Corp Insider Transactions
Steven Barker Mailing Address
Above is the net worth, insider trading, and ownership report for Steven Barker. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Steven Barker's mailing address is: Irvine Ca 92618.