William Banyai - Net Worth and Insider Trading
William Banyai Net Worth
The estimated net worth of William Banyai is at least $14 Million dollars as of 2025-04-28. William Banyai is the See Remark of Twist Bioscience Corp and owns about 345,188 shares of Twist Bioscience Corp (TWST) stock worth over $14 Million. Details can be seen in William Banyai'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 Banyai has not made any transactions after 2024-05-03 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of William Banyai
William Banyai Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, William Banyai owns 1 companies in total, including Twist Bioscience Corp (TWST) .
Click here to see the complete history of William Banyai’s form 4 insider trades.
Insider Ownership Summary of William Banyai
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
TWST | Twist Bioscience Corp | 2024-05-03 | director & Chief Operating Officer |
William Banyai Latest Holdings Summary
William Banyai currently owns a total of 1 stock. William Banyai owns 345,188 shares of Twist Bioscience Corp (TWST) as of May 3, 2024, with a value of $14 Million.
Latest Holdings of William Banyai
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
TWST | Twist Bioscience Corp | 2024-05-03 | 345,188 | 40.11 | 13,845,491 |
Holding Weightings of William Banyai
William Banyai Form 4 Trading Tracker
According to the SEC Form 4 filings, William Banyai has made a total of 32 transactions in Twist Bioscience Corp (TWST) over the past 5 years, including 0 buys and 32 sells. The most-recent trade in Twist Bioscience Corp is the sale of 798 shares on May 3, 2024, which brought William Banyai around $29,630.
Insider Trading History of William Banyai
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William Banyai Trading Performance
William Banyai Ownership Network
Ownership Network List of William Banyai
Ownership Network Relation of William Banyai

William Banyai Owned Company Details
What does Twist Bioscience Corp do?
Who are the key executives at Twist Bioscience Corp?
William Banyai is the director & Chief Operating Officer of Twist Bioscience Corp. Other key executives at Twist Bioscience Corp include VP of Sales and Marketing Patrick John Finn , See Remarks Dennis Cho , and director & President & CEO Emily M. Leproust .
Twist Bioscience Corp (TWST) Insider Trades Summary
Over the past 18 months, William Banyai made 4 insider transaction in Twist Bioscience Corp (TWST) with a net sale of 2,116. Other recent insider transactions involving Twist Bioscience Corp (TWST) include a net sale of 15,242 shares made by Dennis Cho , a net sale of 91,691 shares made by Emily M. Leproust , and a net sale of 26,484 shares made by Paula Green .
In summary, during the past 3 months, insiders sold 28,522 shares of Twist Bioscience Corp (TWST) in total and bought 0 shares, with a net sale of 28,522 shares. During the past 18 months, 239,271 shares of Twist Bioscience Corp (TWST) were sold and 0 shares were bought by its insiders, resulting in a net sale of 239,271 shares.
Twist Bioscience Corp (TWST)'s detailed insider trading history can be found in Insider Trading Tracker table.
Twist Bioscience Corp Insider Transactions
William Banyai Mailing Address
Above is the net worth, insider trading, and ownership report for William Banyai. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, William Banyai's mailing address is: San Francisco Ca 94158.