The Form 4 filing, an SEC report of insider stock activity, was filed on Nov. 2, 2026. It lists Oct. 29, 2026, as the date of the trades. Brogan Ptacin serves as head of commercial banking at Byline Bancorp (BY).
Transaction details
| Transaction | |
|---|---|
| Date of Earliest Transaction | 2026-10-29 |
| Date of Latest Transaction | 2026-10-29 |
| Buy/Sell | sell |
| Transaction Count | 2 |
| Shares Transacted | 16,100 |
| Price | $38.92 |
| Total Transaction Value | $626,618.81 |
| Insider | |
| Ticker Symbol | BY |
| Company | BYLINE BANCORP, INC. |
| Insider Name | Ptacin Brogan |
| Insider Title | HEAD OF COMMERCIAL BANKING |
| Sector - Industry | Other - Unclassified |
| Holdings | |
| Total Shares Owned After Transaction | 11,100 |
| Position Size Change | 59.19% |
| Filing | |
| Filing Date | 2026-11-02 |
| SEC Link | View filing |
FAQ
What type of transaction is this?
These were sales of Byline Bancorp (BY) shares. Both transactions were reported with code S, which identifies a stock sale. They took place on Oct. 29, 2026.
What was the average price of the transaction?
The average price was $38.92 per share across the two sales, rounded to the nearest cent. Separate prices for each sale were not included in the available details.
How did this transaction affect the insider's holdings?
The sales reduced Brogan Ptacin's reported holdings by 16,100 shares, leaving 11,100 shares afterward. He sold 59.19% of the 27,200 shares he held before the sales.
What's the total transaction value?
The total value was $626,618.81 for the two sales together, rounded to the nearest cent. The individual dollar value of each sale was not included in the available details.
Are there any special circumstances around this transaction?
The available transaction information did not identify a special arrangement for these sales. Filing footnote text was not available, so any further terms or explanations remain unknown.
For research purposes only; not investment advice.