Byline Bancorp, Inc. (BY) has 20 known insider and institutional holders on record. The largest holder is MBG INVESTORS I, L.P. with 11,828,042 shares. Other notable holders include HERENCIA ROBERTO R and YOHANAN ROBERT R..
Over the last 12 months, insiders have made 36 transactions in BY stock — 12 buys (valued at $1.37M) and 5 sells (valued at $1.07M). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
BY Insider Ownership
Top Holder
MBG INVESTORS I, L.P.
11,828,042 shares
Buys (12 mo)
12
$1.37M value
Sells (12 mo)
5
$1.07M value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Mbg Investors I, L.p. |
10 Percent Owner |
11,828,042 |
2024-03-04 |
|
| 2 |
Herencia Roberto R |
Chief Executive Officer |
411,421 |
2026-02-24 |
|
| 3 |
Yohanan Robert R. |
Director |
355,725 |
2021-03-08 |
|
| 4 |
Paracchini Alberto J |
President |
188,990 |
2026-02-24 |
|
| 5 |
Rull Steven M. |
Director |
185,400 |
2021-03-08 |
|
| 6 |
Ruiz Sacristan Jaime |
Director |
107,582 |
2017-06-29 |
|
| 7 |
Kent Steven P. |
Director |
71,750 |
2025-06-13 |
|
| 8 |
Bell Thomas J Iii |
EVP Chief Financial Officer |
54,155 |
2026-02-24 |
|
| 9 |
Abraham Thomas |
President, Sbc |
43,133 |
2026-02-24 |
|
| 10 |
Del Valle Perochena Antonio |
10 Percent Owner |
40,808 |
2025-06-13 |
|
| 11 |
Corby Lindsay Y |
EVP and CFO |
35,067 |
2022-04-06 |
|
| 12 |
Beacom Owen |
Chief Credit Officer |
34,941 |
2020-08-12 |
|
| 13 |
Biggam Megan |
EVP Head of Community Banking |
33,400 |
2026-02-24 |
|
| 14 |
Lammers Bruce W |
Former EVP & President of Sbc |
30,400 |
2019-06-21 |
|
| 15 |
Ptacin Brogan |
Head of Commercial Banking |
24,302 |
2026-02-24 |
|
| 16 |
Fucinato Mark |
Chief Credit Officer |
23,330 |
2026-02-24 |
|
| 17 |
Barkidjija John |
Head of Cre & Specialty Fin |
19,243 |
2026-03-02 |
|
| 18 |
Herseth Mary Jo S. |
Director |
18,800 |
2026-03-16 |
|
| 19 |
Olano Maria Sherylle A |
SVP, Chief Accounting Officer |
18,768 |
2026-02-24 |
|
| 20 |
Mando Nicolas |
Chief Technology & Operations |
14,525 |
2026-02-24 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-16 |
Herseth Mary Jo S. |
Director |
Informative Buy |
300 |
$30.83 |
$9.25K |
| 2026-02-26 |
Barkidjija John |
Head of Cre & Specialty Fin |
Informative Sell |
4,509 |
$32.33 |
$145.78K |
| 2026-02-22 |
Doran Brian F |
General Counsel |
RSU Award |
1,783 |
- |
- |
| 2026-02-22 |
Olano Maria Sherylle A |
SVP, Chief Accounting Officer |
Tax Withholding of RSU |
1,032 |
$33.13 |
$34.19K |
| 2026-02-22 |
Rose Dana |
Chief Human Resources Officer |
Tax Withholding of RSU |
1,139 |
$33.13 |
$37.74K |
| 2026-02-22 |
Mando Nicolas |
Chief Technology & Operations |
Tax Withholding of RSU |
772 |
$33.13 |
$25.58K |
| 2026-02-22 |
Fucinato Mark |
Chief Credit Officer |
Tax Withholding of RSU |
1,419 |
$33.13 |
$47.01K |
| 2026-02-22 |
Johnson Michelle Lynn |
Chief Risk Officer |
Tax Withholding of RSU |
702 |
$33.13 |
$23.26K |
| 2026-02-22 |
Abraham Thomas |
President, Sbc |
Tax Withholding of RSU |
2,843 |
$33.13 |
$94.19K |
| 2026-02-22 |
Biggam Megan |
EVP Head of Community Banking |
Tax Withholding of RSU |
772 |
$33.13 |
$25.58K |
| 2026-02-22 |
Paracchini Alberto J |
President |
Tax Withholding of RSU |
3,415 |
$33.13 |
$113.14K |
| 2026-02-22 |
Barkidjija John |
Head of Cre & Specialty Fin |
Tax Withholding of RSU |
1,311 |
$33.13 |
$43.43K |
| 2026-02-22 |
Bell Thomas J Iii |
EVP Chief Financial Officer |
Tax Withholding of RSU |
2,731 |
$33.13 |
$90.48K |
| 2026-02-22 |
Ptacin Brogan |
Head of Commercial Banking |
Tax Withholding of RSU |
1,338 |
$33.13 |
$44.33K |
| 2026-02-22 |
Herencia Roberto R |
Chief Executive Officer |
Tax Withholding of RSU |
7,289 |
$33.13 |
$241.48K |
| 2026-02-17 |
Doran Brian F |
General Counsel |
Informative Buy |
750 |
$33.13 |
$24.85K |
| 2026-01-28 |
Cabrera Phillip R. |
Director |
Informative Buy |
169 |
$31.03 |
$5.24K |
| 2025-12-10 |
Herseth Mary Jo S. |
Director |
Other (Sell) |
18,500 |
- |
- |
| 2025-10-28 |
Abraham Thomas |
President, Sbc |
Informative Sell |
20,000 |
$26.87 |
$537.43K |
| 2025-10-28 |
Kistner William G |
Director |
Informative Buy |
65 |
$27.56 |
$1.79K |
| 2025-09-12 |
Rose Dana |
Chief Human Resources Officer |
Informative Sell |
1,999 |
$28.76 |
$57.49K |
| 2025-07-29 |
Olano Maria Sherylle A |
SVP, Chief Accounting Officer |
Tax Withholding of RSU |
217 |
$27.32 |
$5.93K |
| 2025-08-28 |
Ptacin Brogan |
Head of Commercial Banking |
Option Exercise (Sell) |
11,812 |
$11.65 |
$137.61K |
| 2025-08-08 |
Kistner William G |
Director |
Informative Buy |
60 |
$25.71 |
$1.54K |
| 2025-06-23 |
Bell Thomas J Iii |
EVP Chief Financial Officer |
Option Exercise (Sell) |
14,624 |
$11.18 |
$163.5K |
