Barry J Niziolek - Net Worth and Insider Trading
Barry J Niziolek Net Worth
The estimated net worth of Barry J Niziolek is at least $84,483 dollars as of 2025-05-08. Barry J Niziolek is the EVP & CFO of Trinseo PLC and owns about 19,511 shares of Trinseo PLC (TSE) stock worth over $84,483. Details can be seen in Barry J Niziolek'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 Barry J Niziolek has not made any transactions after 2018-12-06 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Barry J Niziolek
Barry J Niziolek Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Barry J Niziolek owns 1 companies in total, including Trinseo PLC (TSE) .
Click here to see the complete history of Barry J Niziolek’s form 4 insider trades.
Insider Ownership Summary of Barry J Niziolek
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
TSE | Trinseo PLC | 2018-12-06 | EVP & Chief Financial Officer |
Barry J Niziolek Latest Holdings Summary
Barry J Niziolek currently owns a total of 1 stock. Barry J Niziolek owns 19,511 shares of Trinseo PLC (TSE) as of December 6, 2018, with a value of $84,483.
Latest Holdings of Barry J Niziolek
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
TSE | Trinseo PLC | 2018-12-06 | 19,511 | 4.33 | 84,483 |
Holding Weightings of Barry J Niziolek
Barry J Niziolek Form 4 Trading Tracker
According to the SEC Form 4 filings, Barry J Niziolek has made a total of 0 transactions in Trinseo PLC (TSE) over the past 5 years. The most-recent trade in Trinseo PLC is the acquisition of 4,500 shares on December 6, 2018, which cost Barry J Niziolek around $218,160.
Insider Trading History of Barry J Niziolek
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Barry J Niziolek Trading Performance
GuruFocus tracks the stock performance after each of Barry J Niziolek's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Barry J Niziolek is -1.19%. GuruFocus also compares Barry J Niziolek's trading performance to market benchmark return within the same time period. The performance of stocks bought by Barry J Niziolek 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 Barry J Niziolek's insider trading performs compared to the benchmark.
Performance of Barry J Niziolek
Barry J Niziolek Ownership Network
Ownership Network List of Barry J Niziolek
Ownership Network Relation of Barry J Niziolek

Barry J Niziolek Owned Company Details
What does Trinseo PLC do?
Who are the key executives at Trinseo PLC?
Barry J Niziolek is the EVP & Chief Financial Officer of Trinseo PLC. Other key executives at Trinseo PLC include Treasurer Johanna Frisch , See Remarks Angelo N. Chaclas , and President and CEO Frank A Bozich .
Trinseo PLC (TSE) Insider Trades Summary
Over the past 18 months, Barry J Niziolek made no insider transaction in Trinseo PLC (TSE). Other recent insider transactions involving Trinseo PLC (TSE) include a net purchase of 150,600 shares made by Jeffrey J Cote , a net purchase of 75,000 shares made by Angelo N. Chaclas , and a net purchase of 50,000 shares made by Matthew Farrell .
In summary, during the past 3 months, insiders sold 0 shares of Trinseo PLC (TSE) in total and bought 3,800 shares, with a net purchase of 3,800 shares. During the past 18 months, 11,142 shares of Trinseo PLC (TSE) were sold and 319,400 shares were bought by its insiders, resulting in a net purchase of 308,258 shares.
Trinseo PLC (TSE)'s detailed insider trading history can be found in Insider Trading Tracker table.
Trinseo PLC Insider Transactions
Barry J Niziolek Mailing Address
Above is the net worth, insider trading, and ownership report for Barry J Niziolek. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Barry J Niziolek's mailing address is: Berwyn Pa 19312.