BY
BYLINE BANCORP, INC.
State Commercial BanksNYSELarge accelerated filer
Total Trades
101
Buys
65
Sells
25
Largest Trade
N/A
Insiders
17
Institutional Funds
135
Inst. Value
$1M+
Activist Filings
13
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| HERSETH MARY JO S. | Director | BUY | $15K–$50K | 1K | $20.23 | Nov 6, 2023 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $50K–$100K | 4K | $18.95 | Nov 3, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $50K–$100K | 4K | $18.95 | Nov 3, 2023 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $100K–$500K | 10K | $19.00 | Nov 1, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $100K–$500K | 10K | $19.00 | Nov 1, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $100K–$500K | 10K | $20.65 | Aug 23, 2023 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $100K–$500K | 10K | $20.65 | Aug 23, 2023 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $100K–$500K | 10K | $21.44 | Aug 22, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $100K–$500K | 10K | $21.44 | Aug 22, 2023 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $100K–$500K | 10K | $21.37 | Aug 17, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $100K–$500K | 10K | $21.37 | Aug 17, 2023 |
| KISTNER WILLIAM G | Director | BUY | $1K–$15K | 600 | $21.41 | Aug 17, 2023 |
| HERSETH MARY JO S. | Director | BUY | $15K–$50K | 1K | $22.11 | Aug 15, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $100K–$500K | 20K | $21.63 | Aug 7, 2023 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $100K–$500K | 20K | $21.63 | Aug 7, 2023 |
| CABRERA PHILLIP R. | Director | BUY | $15K–$50K | 1K | $17.31 | May 8, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $500K+ | 50K | $18.29 | May 4, 2023 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $500K+ | 50K | $18.29 | May 4, 2023 |
| HERSETH MARY JO S. | Director | BUY | $1K–$15K | 600 | $18.32 | May 4, 2023 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $1M+ | 50K | $20.53 | Mar 14, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $1M+ | 50K | $20.53 | Mar 14, 2023 |
| HERSETH MARY JO S. | Director | BUY | $1K–$15K | 700 | $20.84 | Mar 14, 2023 |
| HERSETH MARY JO S. | Director | BUY | $1K–$15K | 590 | $22.74 | Mar 13, 2023 |
| CABRERA PHILLIP R. | Director | BUY | $50K–$100K | 2K | $22.66 | Mar 13, 2023 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $1M+ | 45K | $24.99 | Feb 21, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $1M+ | 45K | $24.99 | Feb 21, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $100K–$500K | 13K | $25.16 | Feb 13, 2023 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $100K–$500K | 13K | $25.16 | Feb 13, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $100K–$500K | 9K | $25.22 | Feb 7, 2023 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $100K–$500K | 9K | $25.22 | Feb 7, 2023 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $500K+ | 22K | $24.66 | Feb 3, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $500K+ | 22K | $24.66 | Feb 2, 2023 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $1M+ | 45K | $22.55 | Dec 8, 2022 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $1M+ | 45K | $22.55 | Dec 8, 2022 |
| MBG INVESTORS I, L.P. | 10% Owner | BUY | $500K+ | 43K | $22.52 | Dec 7, 2022 |
| DEL VALLE PEROCHENA ANTONIO | Director | BUY | $500K+ | 43K | $22.52 | Dec 7, 2022 |
| KENT STEVEN P. | Director | BUY | $1K–$15K | 375 | $21.69 | Sep 6, 2022 |
| KISTNER WILLIAM G | Director | BUY | $1K–$15K | 180 | $22.74 | Aug 26, 2022 |
| CABRERA PHILLIP R. | Director | BUY | $15K–$50K | 670 | $22.95 | Aug 9, 2022 |
| HERSETH MARY JO S. | Director | BUY | $15K–$50K | 1K | $22.86 | Aug 5, 2022 |
| Ptacin Brogan | Head of Commercial… | SELL | $100K–$500K | 10K | $24.55 | Jun 13, 2022 |
| HERENCIA ROBERTO R | CEO | SELL | $100K–$500K | 10K | $25.25 | Jun 9, 2022 |
| HERENCIA ROBERTO R | CEO | EXERCISE | $1M+ | 214K | $11.18 | Jun 9, 2022 |
| Casanueva Ana | SVP | SELL | $50K–$100K | 3K | $24.53 | Jun 3, 2022 |
| JOHNSON MICHELLE LYNN | Chief Risk Officer | SELL | $1K–$15K | 579 | $23.44 | May 24, 2022 |
| KENT STEVEN P. | Director | BUY | $100K–$500K | 5K | $23.60 | May 23, 2022 |
| Major Hart Angela E | EVP | BUY | $15K–$50K | 2K | $23.44 | May 17, 2022 |
| KISTNER WILLIAM G | Director | BUY | $15K–$50K | 800 | $23.35 | May 11, 2022 |
| Barkidjija John | Head of CRE & Spec… | SELL | $500K+ | 20K | $27.38 | Mar 14, 2022 |
| Barkidjija John | Head of CRE & Spec… | EXERCISE | $100K–$500K | 20K | $11.18 | Mar 14, 2022 |
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Institutional Ownership
13F filings as of Dec 31, 2025 · 135 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| DIMENSIONAL FUND ADVISORS LP | 2.2M | $1M+ | SH |
| VANGUARD GROUP INC | 1.6M | $1M+ | SH |
| STATE STREET CORP | 997K | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 841K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 660K | $1M+ | SH |
| Ararat Capital Management LP | 651K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 271K | $1M+ | SH |
| Detalus Advisors, LLC | 205K | $1M+ | SH |
| Empowered Funds, LLC | 193K | $1M+ | SH |
| BlackRock, Inc. | 165K | $1M+ | SH |
| ENDEAVOUR CAPITAL ADVISORS INC | 155K | $1M+ | SH |
| BARTLETT & CO. WEALTH MANAGEMENT LLC | 134K | $1M+ | SH |
| Point72 Asset Management, L.P. | 129K | $1M+ | SH |
| DENALI ADVISORS LLC | 126K | $1M+ | SH |
| MENDON CAPITAL ADVISORS CORP | 125K | $1M+ | SH |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 112K | $1M+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 112K | $1M+ | SH |
| Bank of New York Mellon Corp | 109K | $1M+ | SH |
| JPMORGAN CHASE & CO | 106K | $1M+ | SH |
| TUDOR INVESTMENT CORP ET AL | 99K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G · Oct 17, 2025
5.0%
2.3M shares
SC 13G · Oct 9, 2025
5.1%
2.3M shares
SC 13G/A · Jul 16, 2025
4.6%
2.1M shares
SC 13G/A · Jul 7, 2025
0.0%
14K shares
SC 13G/A · Feb 13, 2025
26.7%
11.8M shares
SC 13G/A · Nov 15, 2024
9.7%
430.7M shares
SC 13G · Apr 1, 2024
9.6%
4.3M shares
Eugenio Santiago Clariond Reyes
SC 13G/A · Mar 19, 2024
4.6%
2.0M shares
SC 13G/A · Feb 12, 2024
27.0%
11.8M shares
SC 13G/A · Jan 31, 2024
5.6%
2.4M shares
SC 13G/A · Feb 13, 2023
30.8%
11.6M shares
SC 13G · Feb 3, 2023
5.6%
2.1M shares
Eugenio Santiago Clariond Reyes
SC 13G/A · Jan 5, 2023
5.4%
2.0M shares