Brogan Ptacin

CIK: 0001368185

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)5 (25.0%)

Position reduction

Option Exercises (M)3 (15.0%)

Derivative conversions

Awards (A)5 (25.0%)

Compensation grants

Other (G, F, J, C, D, …)7 (35.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

BYLINE BANCORP, INC.

Officer

Discretionary Trading P&L

Holdings

Transaction History (20 total)

BY
BYLINE BANCORP, INC.
Oct 29, 2026
Sale(S)
Indirect
14.2K shares at avg. $38.90$554K
BY
BYLINE BANCORP, INC.
Oct 29, 2026
Sale(S)
Indirect
1.9K shares at avg. $39.05$73K
BY
BYLINE BANCORP, INC.
Aug 3, 2026
Exercise(M)
Common Stock
Direct
9.5K shares-
BY
BYLINE BANCORP, INC.
Aug 3, 2026
Disposition(D)
Direct
9.5K shares at avg. $39.61$374K
BY
BYLINE BANCORP, INC.
Aug 3, 2026
Award(A)
Direct
9.5K shares at avg. $12.70$120K
BY
BYLINE BANCORP, INC.
Feb 22, 2026
Award(A)
Direct
3.9K shares-
BY
BYLINE BANCORP, INC.
Feb 22, 2026
Tax Payment(F)
Direct
1.3K shares at avg. $33.13$44K
BY
BYLINE BANCORP, INC.
Feb 22, 2026
Award(A)
Direct
2.4K shares-
BY
BYLINE BANCORP, INC.
Feb 22, 2026
Tax Payment(F)
Direct
858 shares at avg. $33.13$28K
BY
BYLINE BANCORP, INC.
Aug 28, 2025
Sale(S)
Direct
11.8K shares at avg. $29.10$344K
BY
BYLINE BANCORP, INC.
Aug 28, 2025
Exercise(M)
Direct
11.8K shares at avg. $11.65$138K
BY
BYLINE BANCORP, INC.
Feb 22, 2025
Award(A)
Direct
3.7K shares-
BY
BYLINE BANCORP, INC.
Feb 22, 2025
Tax Payment(F)
Direct
1.1K shares at avg. $28.91$31K
BY
BYLINE BANCORP, INC.
Feb 22, 2025
Award(A)
Direct
2.6K shares-
BY
BYLINE BANCORP, INC.
Feb 22, 2025
Tax Payment(F)
Direct
400 shares at avg. $28.91$12K
BY
BYLINE BANCORP, INC.
Feb 22, 2025
Tax Payment(F)
Direct
323 shares at avg. $28.91$9K
BY
BYLINE BANCORP, INC.
Feb 22, 2025
Tax Payment(F)
Direct
287 shares at avg. $28.91$8K
BY
BYLINE BANCORP, INC.
Nov 7, 2024
Sale(S)
Direct
8.1K shares at avg. $30.68$249K
BY
BYLINE BANCORP, INC.
Aug 29, 2024
Sale(S)
Direct
11.8K shares at avg. $27.65$327K
BY
BYLINE BANCORP, INC.
Aug 29, 2024
Exercise(M)
Direct
11.8K shares at avg. $11.65$138K

		Type	Shares	Price		Ownership
Oct 29, 2026	BY BYLINE BANCORP, INC.	Sale(S)	14,229	$38.90	$553,561	Indirect
Oct 29, 2026	BY BYLINE BANCORP, INC.	Sale(S)	1,871	$39.05	$73,058	Indirect
Aug 3, 2026	BY BYLINE BANCORP, INC.	Exercise(M) Common Stock	9,450	-	-	Direct
Aug 3, 2026	BY BYLINE BANCORP, INC.	Disposition(D)	9,450	$39.61	$374,321	Direct
Aug 3, 2026	BY BYLINE BANCORP, INC.	Award(A)	9,450	$12.70	$120,015	Direct
Feb 22, 2026	BY BYLINE BANCORP, INC.	Award(A)	3,866	-	$0	Direct
Feb 22, 2026	BY BYLINE BANCORP, INC.	Tax Payment(F)	1,338	$33.13	$44,328	Direct
Feb 22, 2026	BY BYLINE BANCORP, INC.	Award(A)	2,415	-	$0	Direct
Feb 22, 2026	BY BYLINE BANCORP, INC.	Tax Payment(F)	858	$33.13	$28,426	Direct
Aug 28, 2025	BY BYLINE BANCORP, INC.	Sale(S)	11,812	$29.10	$343,729	Direct
Aug 28, 2025	BY BYLINE BANCORP, INC.	Exercise(M)	11,812	$11.65	$137,610	Direct
Feb 22, 2025	BY BYLINE BANCORP, INC.	Award(A)	3,726	-	-	Direct
Feb 22, 2025	BY BYLINE BANCORP, INC.	Tax Payment(F)	1,059	$28.91	$30,616	Direct
Feb 22, 2025	BY BYLINE BANCORP, INC.	Award(A)	2,629	-	-	Direct
Feb 22, 2025	BY BYLINE BANCORP, INC.	Tax Payment(F)	400	$28.91	$11,564	Direct
Feb 22, 2025	BY BYLINE BANCORP, INC.	Tax Payment(F)	323	$28.91	$9,338	Direct
Feb 22, 2025	BY BYLINE BANCORP, INC.	Tax Payment(F)	287	$28.91	$8,297	Direct
Nov 7, 2024	BY BYLINE BANCORP, INC.	Sale(S)	8,100	$30.68	$248,514	Direct
Aug 29, 2024	BY BYLINE BANCORP, INC.	Sale(S)	11,812	$27.65	$326,618	Direct
Aug 29, 2024	BY BYLINE BANCORP, INC.	Exercise(M)	11,812	$11.65	$137,610	Direct

1-20 of 20 transactions

About Ptacin Brogan

Ptacin Brogan (SEC CIK 0001368185) files insider reports with the SEC as HEAD OF COMMERCIAL BANKING of BYLINE BANCORP, INC. (BY).

Signal8 holds 7 ownership filings by Ptacin Brogan, all Form 4s, filed between Sep 3, 2024 and Nov 2, 2026. Those filings report 20 transactions, from Aug 29, 2024 to Oct 29, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Ptacin Brogan's filings is in CHICAGO, IL.

Recent filings by Ptacin Brogan

Oct 29, 2026: Open-market sales of BY shares (2 lines, Form 4, code S).
Aug 3, 2026: Option exercise of BY derivative securities (Form 4, code M).
Aug 3, 2026: Disposition to issuer transaction of BY shares (Form 4, code D).
Aug 3, 2026: Grant or award of BY shares (Form 4, code A).
Feb 22, 2026: Grant or award of BY shares (Form 4, code A).

Other insiders filing for BYLINE BANCORP, INC. (BY)

Stewart Pamela C, Director
KISTNER WILLIAM G, Director
HERSETH MARY JO S., Director
HERENCIA ROBERTO R, CHIEF EXECUTIVE OFFICER
Rose Dana, CHIEF HUMAN RESOURCES OFFICER
MBG INVESTORS I, L.P., 10% Owner

How to read Form 4 transaction codes