Wednesday, October 28, 2026
Data from SEC filings, checked daily
Public filings, plainly told
StockCIK 1702750

BYLINE BANCORP, INC. (BY): Insider Trades and Fund Holdings

In the past 12 months, BYLINE BANCORP, INC. insiders reported 3 open-market purchases worth $60K and 1 sale worth $774K; 0 of the sales were reported as made under a 10b5-1 trading plan.

3Insider buys, 12 months
$60KBought by insiders, 12 months
$774KSold by insiders, 12 months
1Tracked funds holding

Recent insider trades

Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Oct 26, 2026.

Recent BY insider trades
FiledTradedInsiderRoleTypeSharesPrice ($)ValueHoldingFiling
Oct 26Oct 26Pamela C. StewartDirectorDirector▲ BUY1,16038.61$45K+18%Form 4 ↗
Aug 20Aug 19Mary Jo S. HersethDirectorDirector (ind.)▲ BUY30038.40$12K+1.6%Form 4 ↗
Aug 20Aug 19William G. KistnerDirectorDirector (ind.)▲ BUY10038.30$4K+0.7%Form 4 ↗
Aug 14Aug 13Roberto R. HerenciaCEOCEO▼ SELL19,75039.21$774K−4.6%Form 4 ↗
Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings

Insiders who traded in the past year

InsiderRoleBuysBoughtSellsSoldLatest
Pamela C. StewartDirector1$45K0$0Oct 26, 2026
Mary Jo S. HersethDirector1$12K0$0Aug 20, 2026
William G. KistnerDirector1$4K0$0Aug 20, 2026
Roberto R. HerenciaCEO0$01$774KAug 14, 2026
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Tracked funds that report BY

From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.

FundQuarterSharesValue% of portfolioChange
Renaissance TechnologiesQ2 202680,600$3.04M0.00%▲ New
Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings

Reading these numbers

Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →