BYLINE BANCORP, INC. — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Owns After | Date |
|---|---|---|---|---|---|---|---|
| HERSETH MARY JO S. | — | Other | 18,500 | — | — | — | Dec 10, 2025 |
| ABRAHAM THOMAS | PRESIDENT, SBC | Sale | 20,000 | $26.87 | $537,400 | 38,882 | Oct 28, 2025 |
| KISTNER WILLIAM G | — | Purchase | 65 | $27.56 | $1,791 | 14,089 | Oct 28, 2025 |
| Rose Dana | CHIEF HUMAN RESOURCES OFFICER | Sale | 1,999 | $28.76 | $57,491 | 10,192 | Sep 12, 2025 |
| Ptacin Brogan | HEAD OF COMMERCIAL BANKING | Option Exercise | 11,812 | $11.65 | $137,610 | 33,586 | Aug 28, 2025 |
| KISTNER WILLIAM G | — | Purchase | 60 | $25.71 | $1,543 | 14,024 | Aug 8, 2025 |
| Olano Maria Sherylle A | SVP, CHIEF ACCOUNTING OFFICER | Tax Withholding | 217 | $27.32 | $5,928 | 17,143 | Jul 29, 2025 |
| HERENCIA ROBERTO R | CHIEF EXECUTIVE OFFICER | Option Exercise | 107,247 | $11.18 | $1,199,021 | 434,016 | Jun 23, 2025 |
| Bell Thomas J III | EVP CHIEF FINANCIAL OFFICER | Option Exercise | 14,624 | $11.18 | $163,496 | 56,179 | Jun 23, 2025 |
| BIGGAM MEGAN | EVP HEAD OF COMMUNITY BANKING | Tax Withholding | 7,417 | $25.05 | $185,796 | 31,941 | Jun 20, 2025 |
| HERSETH MARY JO S. | — | Purchase | 2,000 | $25.33 | $50,660 | 18,500 | Jun 13, 2025 |
| KISTNER WILLIAM G | — | Purchase | 164 | $25.29 | $4,148 | 13,964 | Jun 13, 2025 |
| HERENCIA ROBERTO R | CHIEF EXECUTIVE OFFICER | Purchase | 4,040 | $24.75 | $99,990 | 326,769 | Jun 11, 2025 |
| DEL VALLE PEROCHENA ANTONIO | — | Purchase | 40,808 | $24.75 | $1,009,998 | 40,808 | Jun 11, 2025 |
| KENT STEVEN P. | — | Purchase | 4,125 | $24.75 | $102,094 | 71,750 | Jun 11, 2025 |
| CABRERA PHILLIP R. | — | Purchase | 2,360 | $24.75 | $58,410 | 3,960 | Jun 11, 2025 |
| BIGGAM MEGAN | EVP HEAD OF COMMUNITY BANKING | Option Exercise | 3,611 | $11.18 | $40,371 | 21,241 | Jun 10, 2025 |
| BIGGAM MEGAN | EVP HEAD OF COMMUNITY BANKING | Option Exercise | 8,576 | $11.18 | $95,880 | 26,206 | Jun 9, 2025 |
| Hugues Velez Margarita | — | Tax Withholding | 925 | $26.06 | $24,106 | 5,954 | Jun 3, 2025 |
| HERSETH MARY JO S. | — | Purchase | 268 | $27.16 | $7,279 | 16,500 | Mar 6, 2025 |
| KISTNER WILLIAM G | — | Purchase | 65 | $27.77 | $1,805 | 13,800 | Mar 4, 2025 |
| Barkidjija John | HEAD OF CRE & SPECIALTY FIN | Sale | 4,468 | $28.18 | $125,908 | 19,878 | Feb 27, 2025 |
| HERENCIA ROBERTO R | CHIEF EXECUTIVE OFFICER | Tax Withholding | 2,456 | $28.91 | $71,003 | 274,667 | Feb 22, 2025 |
| Olano Maria Sherylle A | SVP, CHIEF ACCOUNTING OFFICER | Tax Withholding | 335 | $28.91 | $9,685 | 14,855 | Feb 22, 2025 |
| Mando Nicolas | CHIEF TECHNOLOGY & OPERATIONS | Award / Grant | 1,744 | — | — | 12,330 | Feb 22, 2025 |
| BIGGAM MEGAN | EVP HEAD OF COMMUNITY BANKING | Tax Withholding | 187 | $28.91 | $5,406 | 14,206 | Feb 22, 2025 |
| Bell Thomas J III | EVP CHIEF FINANCIAL OFFICER | Tax Withholding | 885 | $28.91 | $25,585 | 31,596 | Feb 22, 2025 |
| Fucinato Mark | CHIEF CREDIT OFFICER | Tax Withholding | 1,223 | $28.91 | $35,357 | 17,952 | Feb 22, 2025 |
| Ptacin Brogan | HEAD OF COMMERCIAL BANKING | Award / Grant | 3,726 | — | — | 20,204 | Feb 22, 2025 |
| Rose Dana | CHIEF HUMAN RESOURCES OFFICER | Tax Withholding | 183 | $28.91 | $5,291 | 8,639 | Feb 22, 2025 |
| JOHNSON MICHELLE LYNN | CHIEF RISK OFFICER | Tax Withholding | 224 | $28.91 | $6,476 | 4,107 | Feb 22, 2025 |
| Paracchini Alberto J | PRESIDENT | Tax Withholding | 999 | $28.91 | $28,881 | 165,545 | Feb 22, 2025 |
| Barkidjija John | HEAD OF CRE & SPECIALTY FIN | Award / Grant | 2,526 | — | — | 24,346 | Feb 22, 2025 |
| ABRAHAM THOMAS | PRESIDENT, SBC | Sale | 6,658 | $28.86 | $192,150 | 62,282 | Feb 22, 2025 |
| KENT STEVEN P. | — | Disposition | 375 | $31.23 | $11,711 | — | Dec 4, 2024 |
| KISTNER WILLIAM G | — | Purchase | 50 | $30.56 | $1,528 | 13,735 | Nov 20, 2024 |
| Ptacin Brogan | HEAD OF COMMERCIAL BANKING | Sale | 8,100 | $30.68 | $248,508 | 17,488 | Nov 7, 2024 |
| Paracchini Alberto J | PRESIDENT | Sale | 10,000 | $30.51 | $305,100 | 167,991 | Nov 7, 2024 |
| Barkidjija John | HEAD OF CRE & SPECIALTY FIN | Sale | 2,500 | $30.45 | $76,125 | 20,191 | Nov 7, 2024 |
| Ptacin Brogan | HEAD OF COMMERCIAL BANKING | Option Exercise | 11,812 | $11.65 | $137,610 | 37,400 | Aug 29, 2024 |
| KISTNER WILLIAM G | — | Purchase | 60 | $27.91 | $1,675 | 13,685 | Aug 26, 2024 |
| Rose Dana | CHIEF HUMAN RESOURCES OFFICER | Sale | 2,780 | $27.79 | $77,256 | 8,822 | Aug 26, 2024 |
| Stewart Pamela C | — | Purchase | 3,850 | $25.99 | $100,062 | 6,336 | Aug 7, 2024 |
| Barkidjija John | HEAD OF CRE & SPECIALTY FIN | Sale | 14,624 | $28.20 | $412,397 | 22,691 | Jul 31, 2024 |
| Barkidjija John | HEAD OF CRE & SPECIALTY FIN | Sale | 1,488 | $29.26 | $43,539 | 30,691 | Jul 29, 2024 |
| Olano Maria Sherylle A | SVP, CHIEF ACCOUNTING OFFICER | Tax Withholding | 184 | $28.28 | $5,204 | 15,165 | Jul 29, 2024 |
| KISTNER WILLIAM G | — | Purchase | 50 | $22.47 | $1,124 | 13,625 | Jun 14, 2024 |
| Barkidjija John | HEAD OF CRE & SPECIALTY FIN | Option Exercise | 10,000 | $11.18 | $111,800 | 40,691 | Jun 13, 2024 |
| KENT STEVEN P. | — | Purchase | 250 | $22.44 | $5,610 | 18,250 | Jun 6, 2024 |
| Hugues Velez Margarita | — | Award / Grant | 3,083 | — | — | 6,879 | Jun 4, 2024 |