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Byline Bancorp, Inc.

BY
Exchange
NYSE
Industry
State Commercial Banks
SEC CIK
0001702750

In the last 90 days, Byline Bancorp, Inc. insiders filed 2 open-market purchases and 3 sales; 208 institutions reported holding it in 13F filings for Q2 2026, worth $938.6M in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in Byline Bancorp, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
208
+24 vs. Q1 2026
Shares held
24.9M
−39.1K (−0.2%) vs. Q1 2026
Total value
$938.6M
+$150.4M (+19.1%) vs. Q1 2026
New holders
35
80 more added
Sold out
11
57 more reduced

4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting BY on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2026: 208 institutions
Q1 2021: 95 institutionsQ2 2021: 103 institutionsQ3 2021: 110 institutionsQ4 2021: 118 institutionsQ1 2022: 129 institutionsQ2 2022: 117 institutionsQ3 2022: 121 institutionsQ4 2022: 108 institutionsQ1 2023: 111 institutionsQ2 2023: 107 institutionsQ3 2023: 118 institutionsQ4 2023: 130 institutionsQ1 2024: 132 institutionsQ2 2024: 133 institutionsQ3 2024: 139 institutionsQ4 2024: 141 institutionsQ1 2025: 148 institutionsQ2 2025: 169 institutionsQ3 2025: 174 institutionsQ4 2025: 178 institutionsQ1 2026: 188 institutionsQ2 2026: 208 institutions
Value heldQ2 2026: $938.6M
Q1 2021: $322.5MQ2 2021: $356.7MQ3 2021: $394.1MQ4 2021: $460.5MQ1 2022: $456.3MQ2 2022: $416.4MQ3 2022: $360.3MQ4 2022: $417.3MQ1 2023: $396.2MQ2 2023: $327.1MQ3 2023: $350.8MQ4 2023: $430.7MQ1 2024: $395.7MQ2 2024: $442.5MQ3 2024: $513.5MQ4 2024: $580.9MQ1 2025: $528.1MQ2 2025: $640.2MQ3 2025: $675.2MQ4 2025: $710.4MQ1 2026: $789.9MQ2 2026: $938.6M
Institutions holding BY and their total value by quarter
QuarterHoldersValue
Q2 2026208$938.6M
Q1 2026188$789.9M
Q4 2025178$710.4M
Q3 2025174$675.2M
Q2 2025169$640.2M
Q1 2025148$528.1M
Q4 2024141$580.9M
Q3 2024139$513.5M
Q2 2024133$442.5M
Q1 2024132$395.7M
Q4 2023130$430.7M
Q3 2023118$350.8M
Q2 2023107$327.1M
Q1 2023111$396.2M
Q4 2022108$417.3M
Q3 2022121$360.3M
Q2 2022117$416.4M
Q1 2022129$456.3M
Q4 2021118$460.5M
Q3 2021110$394.1M
Q2 2021103$356.7M
Q1 202195$322.5M

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Byline Bancorp, Inc.; share changes are against Q1 2026.

Institutions holding BY in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Trust Co21$7910.00%00.0%Unchanged
Fortitude Family Office, LLC20$7530.00%+20New
UMA Financial Services, Inc.19$7160.00%−46−70.8%Reduced
Massmutual Trust Co FSB16$6030.00%00.0%Unchanged
JPL Wealth Management, LLC15$5650.00%−1−6.3%Reduced
Wealth Enhancement Trust Services, Inc.13$4900.00%+13New
Caitong International Asset Management Co., Ltd5$1880.00%−7−58.3%Reduced
GFS Advisors, LLC55––+55New
Aristotle Capital Boston, LLC0$00.00%−674,784−100.0%Sold out
Assenagon Asset Management S.A.0$00.00%−227,317−100.0%Sold out
SEI Investments Co0$00.00%−129,589−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−23,323−100.0%Sold out
Jane Street Group, LLC0$00.00%−10,731−100.0%Sold out
Aigen Investment Management, LP0$00.00%−10,115−100.0%Sold out
MQS Management LLC0$00.00%−7,392−100.0%Sold out
Advisory Services Network, LLC0$00.00%−1,095−100.0%Sold out
MAI Capital Management0$00.00%−382−100.0%Sold out
Meeder Asset Management Inc0$00.00%−308−100.0%Sold out
Root Financial Partners, LLC0$00.00%−36−100.0%Sold out
CWM, LLC––––Not filed
Janus Henderson Group PLC––––Not filed
Signet Financial Management, LLC––––Not filed
Sunbelt Securities, Inc.––––Not filed