BYLINE BANCORP, INC. (BY) insider buying and selling
In the last 90 days at BYLINE BANCORP, INC. (BY), 2 insiders made 2 open-market purchases worth $15K and 3 insiders made 3 open-market sales worth $12.6M, as reported on SEC Form 4. Over the last 12 months, 2 insiders bought $28K of the stock, led by MARY JO S. HERSETH (Director), who bought $12K on Aug 19, 2026; 3 insiders sold $12.6M.
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Unlock BYRecent open-market insider trades
Trades by the same insider within a week are shown as one line.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| MARY JO S. HERSETH Director | Open market purchase | 300 | $38.40 | $12K | |
| WILLIAM G KISTNER Director | Open market purchase | 100 | $38.30 | $4K | |
| ROBERTO R HERENCIA CEO | Open market sale | 19,750 | $39.21 | $774K | |
| Dana Rose CHIEF HUMAN RESOURCES OFFICER | Open market sale | 2,421 | $39.00 | $94K | |
| VALLE PEROCHENA ANTONIO DEL Director | Open market sale | 300,000 | $39.10 | $11.7M | |
| WILLIAM G KISTNER Director | Open market purchase | 100 | $31.97 | $3K | |
| MARY JO S. HERSETH Director | Open market purchase | 300 | $30.83 | $9K |
What the BY insider trades really mean
The table above is the public summary. With an Insider Intel account you get the analysis behind it, for BYLINE BANCORP, INC. and every other stock we track:
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Questions about BY insider trading
Who bought BYLINE BANCORP, INC. (BY) stock recently?
Insiders who bought BYLINE BANCORP, INC. stock on the open market in the last 12 months: MARY JO S. HERSETH ($21K), WILLIAM G KISTNER ($7K). The most recent purchase was reported on Aug 19, 2026.
Are insiders buying or selling BY?
Over the last 12 months insiders were net sellers of BY on discretionary trades: $28K bought against $12.6M sold (scheduled and tax-related sales excluded).
What is a sell-to-cover or 10b5-1 sale?
A 10b5-1 sale is scheduled in advance under a pre-arranged plan, and a sell-to-cover sale is made to pay tax on vesting shares. Neither is a fresh decision to sell, so they say less about an insider's view than a discretionary sale.
Where does this data come from?
Officers, directors and large shareholders report their trades to the SEC on Form 4. This page lists the open-market purchases and sales by individual insiders from those public filings; funds and other institutions are not shown.
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How to read this page
Officers, directors and large shareholders must report their trades in company shares to the SEC on Form 4. This page lists open-market purchases and sales by individual insiders: trades made on the stock exchange at the going price. Funds and other institutions are not shown here.
Information from SEC EDGAR Form 4 filings, shown for general information only. It is not financial advice and does not recommend buying or selling any security. Trades are shown by transaction date and may be reported up to two business days later.