MetaCap

Byline Bancorp Insider Trades

NYSE: BYFinanceMajor BanksUSD

36.32-0.56 (-1.52%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Last 12 months

Purchases
7 · $59.68K
Sales
7 · $25.10M
Shares bought / sold
1.78K / 650.08K
Net activity
Net selling $25.0 million

Byline Bancorp insider activity

Over the last 12 months, Byline Bancorp insiders reported 67 transactions on SEC Form 4: 7 open-market purchases and 7 sales. Insiders bought $59,677 and sold $25.1 million worth of stock, for net insider selling of $25.0 million. The largest seller was DEL VALLE PEROCHENA ANTONIO, with $11.7 million in reported sales.

The most recent filing shows HERSETH MARY JO S. (Director) buying 300 shares at $38.40 on Aug 19, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put BY's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

BY insider transactions

Byline Bancorp insider transactions
DateInsiderTypeSharesValueFiling
Aug 19, 2026KISTNER WILLIAM GDirectorBuy100$3.83KForm 4
Aug 19, 2026HERSETH MARY JO S.DirectorBuy300$11.52KForm 4
Aug 13, 2026HERENCIA ROBERTO RCHIEF EXECUTIVE OFFICERSale19,750$774.31KForm 4
Aug 12, 2026Rose DanaCHIEF HUMAN RESOURCES OFFICERSale2,421$94.42KForm 4
Aug 7, 2026DEL VALLE PEROCHENA ANTONIODirectorSale300,000$11.73MForm 4
Aug 7, 2026MBG INVESTORS I, L.P.10% OwnerSale300,000$11.73MForm 4
Aug 3, 2026Ptacin BroganHEAD OF COMMERCIAL BANKINGDisposition9,450$374.32KForm 4
Aug 3, 2026Ptacin BroganHEAD OF COMMERCIAL BANKINGAward9,450$120.02KForm 4
Jun 8, 2026SACRISTAN CARLOS RUIZDirectorAward1,533—Form 4
Jun 8, 2026Hugues Velez MargaritaDirectorAward1,533—Form 4
Jun 2, 2026Hugues Velez MargaritaDirectorTax withholding530$17.71KForm 4
May 4, 2026KISTNER WILLIAM GDirectorBuy100$3.20KForm 4
Apr 16, 2026ABRAHAM THOMASPRESIDENT, SBCAward2,406—Form 4
Mar 16, 2026HERSETH MARY JO S.DirectorBuy300$9.25KForm 4
Feb 26, 2026Barkidjija JohnHEAD OF CRE & SPECIALTY FINSale4,509$145.78KForm 4
Feb 22, 2026ABRAHAM THOMASPRESIDENT, SBCTax withholding2,843$94.19KForm 4
Feb 22, 2026ABRAHAM THOMASPRESIDENT, SBCAward7,094—Form 4
Feb 22, 2026Doran Brian FGeneral CounselAward1,783—Form 4
Feb 22, 2026Bell Thomas J IIIEVP CHIEF FINANCIAL OFFICERTax withholding2,328$77.13KForm 4
Feb 22, 2026Bell Thomas J IIIEVP CHIEF FINANCIAL OFFICERAward5,547—Form 4
Feb 22, 2026Bell Thomas J IIIEVP CHIEF FINANCIAL OFFICERTax withholding2,731$90.48KForm 4
Feb 22, 2026Bell Thomas J IIIEVP CHIEF FINANCIAL OFFICERAward5,849—Form 4
Feb 22, 2026Barkidjija JohnHEAD OF CRE & SPECIALTY FINTax withholding838$27.76KForm 4
Feb 22, 2026Barkidjija JohnHEAD OF CRE & SPECIALTY FINAward2,234—Form 4
Feb 22, 2026Barkidjija JohnHEAD OF CRE & SPECIALTY FINTax withholding1,311$43.43KForm 4
Feb 22, 2026Barkidjija JohnHEAD OF CRE & SPECIALTY FINAward3,789—Form 4
Feb 22, 2026Olano Maria Sherylle ASVP, CHIEF ACCOUNTING OFFICERTax withholding1,032$34.19KForm 4
Feb 22, 2026Olano Maria Sherylle ASVP, CHIEF ACCOUNTING OFFICERAward2,378—Form 4
Feb 22, 2026BIGGAM MEGANEVP HEAD OF COMMUNITY BANKINGTax withholding678$22.46KForm 4
Feb 22, 2026BIGGAM MEGANEVP HEAD OF COMMUNITY BANKINGAward1,916—Form 4
Feb 22, 2026BIGGAM MEGANEVP HEAD OF COMMUNITY BANKINGTax withholding772$25.58KForm 4
Feb 22, 2026BIGGAM MEGANEVP HEAD OF COMMUNITY BANKINGAward2,231—Form 4
Feb 22, 2026Fucinato MarkCHIEF CREDIT OFFICERTax withholding934$30.94KForm 4
Feb 22, 2026Fucinato MarkCHIEF CREDIT OFFICERAward2,293—Form 4
Feb 22, 2026Fucinato MarkCHIEF CREDIT OFFICERTax withholding1,419$47.01KForm 4
Feb 22, 2026Fucinato MarkCHIEF CREDIT OFFICERAward3,948—Form 4
Feb 22, 2026Ptacin BroganHEAD OF COMMERCIAL BANKINGTax withholding858$28.43KForm 4
Feb 22, 2026Ptacin BroganHEAD OF COMMERCIAL BANKINGAward2,415—Form 4
Feb 22, 2026Ptacin BroganHEAD OF COMMERCIAL BANKINGTax withholding1,338$44.33KForm 4
Feb 22, 2026Ptacin BroganHEAD OF COMMERCIAL BANKINGAward3,866—Form 4
Feb 22, 2026Mando NicolasCHIEF TECHNOLOGY & OPERATIONSTax withholding636$21.07KForm 4
Feb 22, 2026Mando NicolasCHIEF TECHNOLOGY & OPERATIONSAward1,704—Form 4
Feb 22, 2026Mando NicolasCHIEF TECHNOLOGY & OPERATIONSTax withholding772$25.58KForm 4
Feb 22, 2026Mando NicolasCHIEF TECHNOLOGY & OPERATIONSAward2,231—Form 4
Feb 22, 2026JOHNSON MICHELLE LYNNCHIEF RISK OFFICERTax withholding637$21.10KForm 4
Feb 22, 2026JOHNSON MICHELLE LYNNCHIEF RISK OFFICERAward2,065—Form 4
Feb 22, 2026JOHNSON MICHELLE LYNNCHIEF RISK OFFICERTax withholding702$23.26KForm 4
Feb 22, 2026JOHNSON MICHELLE LYNNCHIEF RISK OFFICERAward2,367—Form 4
Feb 22, 2026Rose DanaCHIEF HUMAN RESOURCES OFFICERTax withholding855$28.33KForm 4
Feb 22, 2026Rose DanaCHIEF HUMAN RESOURCES OFFICERAward2,537—Form 4
Feb 22, 2026Rose DanaCHIEF HUMAN RESOURCES OFFICERTax withholding1,139$37.74KForm 4
Feb 22, 2026Rose DanaCHIEF HUMAN RESOURCES OFFICERAward3,291—Form 4
Feb 22, 2026HERENCIA ROBERTO RCHIEF EXECUTIVE OFFICERTax withholding9,898$327.92KForm 4
Feb 22, 2026HERENCIA ROBERTO RCHIEF EXECUTIVE OFFICERAward29,870—Form 4
Feb 22, 2026HERENCIA ROBERTO RCHIEF EXECUTIVE OFFICERTax withholding7,289$241.48KForm 4
Feb 22, 2026HERENCIA ROBERTO RCHIEF EXECUTIVE OFFICERAward24,809—Form 4
Feb 22, 2026Paracchini Alberto JPRESIDENTTax withholding2,743$90.88KForm 4
Feb 22, 2026Paracchini Alberto JPRESIDENTAward8,029—Form 4
Feb 22, 2026Paracchini Alberto JPRESIDENTTax withholding3,415$113.14KForm 4
Feb 22, 2026Paracchini Alberto JPRESIDENTAward11,303—Form 4
Feb 17, 2026Doran Brian FGeneral CounselBuy750$24.85KForm 4
Jan 28, 2026CABRERA PHILLIP R.DirectorBuy169$5.24KForm 4
Dec 10, 2025HERSETH MARY JO S.Directorother18,500—Form 4
Dec 10, 2025HERSETH MARY JO S.Directorother18,500—Form 4
Oct 28, 2025KISTNER WILLIAM GDirectorBuy65$1.79KForm 4
Oct 28, 2025ABRAHAM THOMASPRESIDENT, SBCSale20,000$537.43KForm 4
Oct 28, 2025ABRAHAM THOMASPRESIDENT, SBCSale3,400$91.72KForm 4
Sep 12, 2025Rose DanaCHIEF HUMAN RESOURCES OFFICERSale1,999$57.49KForm 4
Aug 28, 2025Ptacin BroganHEAD OF COMMERCIAL BANKINGSale11,812$343.73KForm 4
Aug 28, 2025Ptacin BroganHEAD OF COMMERCIAL BANKINGOption exercise11,812$137.61KForm 4
Aug 8, 2025KISTNER WILLIAM GDirectorBuy60$1.54KForm 4
Jul 29, 2025Olano Maria Sherylle ASVP, CHIEF ACCOUNTING OFFICERTax withholding217$5.93KForm 4
Jun 23, 2025Bell Thomas J IIIEVP CHIEF FINANCIAL OFFICERTax withholding9,883$252.21KForm 4
Jun 23, 2025Bell Thomas J IIIEVP CHIEF FINANCIAL OFFICEROption exercise14,624$163.50KForm 4
Jun 23, 2025Bell Thomas J IIIEVP CHIEF FINANCIAL OFFICERTax withholding9,883$252.21KForm 4
Jun 23, 2025Bell Thomas J IIIEVP CHIEF FINANCIAL OFFICEROption exercise14,624$163.50KForm 4
Jun 23, 2025Bell Thomas J IIIEVP CHIEF FINANCIAL OFFICERTax withholding9,630$245.76KForm 4
Jun 23, 2025Bell Thomas J IIIEVP CHIEF FINANCIAL OFFICEROption exercise14,249$159.30KForm 4
Jun 23, 2025HERENCIA ROBERTO RCHIEF EXECUTIVE OFFICERTax withholding73,681$1.88MForm 4
Jun 23, 2025HERENCIA ROBERTO RCHIEF EXECUTIVE OFFICEROption exercise107,247$1.20MForm 4
Jun 23, 2025HERENCIA ROBERTO RCHIEF EXECUTIVE OFFICERTax withholding73,681$1.88MForm 4
Jun 23, 2025HERENCIA ROBERTO RCHIEF EXECUTIVE OFFICEROption exercise107,247$1.20MForm 4
Jun 20, 2025BIGGAM MEGANEVP HEAD OF COMMUNITY BANKINGTax withholding7,417$185.80KForm 4
Jun 20, 2025BIGGAM MEGANEVP HEAD OF COMMUNITY BANKINGOption exercise12,187$136.25KForm 4
Jun 20, 2025BIGGAM MEGANEVP HEAD OF COMMUNITY BANKINGTax withholding14,833$371.57KForm 4
Jun 20, 2025BIGGAM MEGANEVP HEAD OF COMMUNITY BANKINGOption exercise24,374$272.50KForm 4
Jun 13, 2025HERSETH MARY JO S.DirectorBuy2,000$50.65KForm 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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