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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 2025

Institutional positions in Byline Bancorp, Inc. as of Jun 30, 2025. 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
169
+22 vs. Q1 2025
Shares held
24.0M
+3.76M (+18.6%) vs. Q1 2025
Total value
$640.2M
+$112.1M (+21.2%) vs. Q1 2025
New holders
36
67 more added
Sold out
14
42 more reduced

1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: 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 2025: 169 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 2025: $640.2M
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 2025

Shares, value and share of portfolio for each institution holding Byline Bancorp, Inc.; share changes are against Q1 2025.

Institutions holding BY in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.2,338,269$62.5M0.00%−470,618−16.8%Reduced
Dimensional Fund Advisors LP2,297,832$61.4M0.01%+93,883+4.3%Added
Vanguard Group Inc1,818,205$48.6M0.00%+260,768+16.7%Added
Wellington Management Group LLP1,723,936$46.1M0.01%+1,291,669+298.8%Added
FMR LLC1,040,084$27.8M0.00%−23,550−2.2%Reduced
Aristotle Capital Boston, LLC893,313$23.9M1.22%−51,053−5.4%Reduced
State Street Corp829,690$22.2M0.00%+14,117+1.7%Added
Ararat Capital Management, LP785,192$21.0M9.53%−21,323−2.6%Reduced
American Century Companies Inc735,057$19.6M0.01%+44,753+6.5%Added
Boston Partners732,464$19.5M0.02%+13,818+1.9%Added
Geode Capital Management, LLC617,360$16.5M0.00%−37,981−5.8%Reduced
T. Rowe Price Investment Management, Inc.596,825$16.0M0.01%+299,039+100.4%Added
Millennium Management LLC554,247$14.8M0.01%+433,248+358.1%Added
Bridgeway Capital Management, LLC488,596$13.1M0.31%+6,948+1.4%Added
Federated Hermes, Inc.488,237$13.1M0.02%+2,084+0.4%Added
JPMorgan Chase & Co448,140$12.0M0.00%+4,070+0.9%Added
Maltese Capital Management LLC256,600$6.86M0.96%+256,600New
Nuveen, LLC250,109$6.69M0.00%−11,667−4.5%Reduced
Next Century Growth Investors LLC247,810$6.62M0.51%−82,109−24.9%Reduced
Northern Trust Corp234,160$6.26M0.00%−26,337−10.1%Reduced
Qube Research & Technologies Ltd229,504$6.13M0.01%+55,677+32.0%Added
Two Sigma Investments, LP225,687$6.03M0.01%+135,641+150.6%Added
Charles Schwab Investment Management Inc219,840$5.88M0.00%+163+0.1%Added
Citadel Advisors LLC206,748$5.53M0.00%+206,748New
Detalus Advisors, LLC203,542$5.44M1.58%−20.0%Reduced
Goldman Sachs Group Inc197,940$5.29M0.00%+38,369+24.0%Added
SEI Investments Co173,824$4.65M0.01%−5,824−3.2%Reduced
Bank of New York Mellon Corp167,567$4.48M0.00%−3,902−2.3%Reduced
Empowered Funds, LLC167,496$4.48M0.05%+20,448+13.9%Added
AQR Capital Management LLC165,263$4.42M0.00%+27,265+19.8%Added
First Trust Advisors LP163,685$4.38M0.00%+78,870+93.0%Added
Jane Street Group, LLC158,144$4.23M0.01%+5,666+3.7%Added
Endeavour Capital Advisors Inc150,000$4.01M1.38%+150,000New
ExodusPoint Capital Management, LP144,527$3.86M0.05%+83,878+138.3%Added
Morgan Stanley138,132$3.69M0.00%+17,261+14.3%Added
RMB Capital Management, LLC138,041$3.69M0.07%+13,041+10.4%Added
Bartlett & Co. Wealth Management LLC134,158$3.59M0.05%00.0%Unchanged
Renaissance Technologies LLC128,300$3.43M0.00%−100−0.1%Reduced
Mendon Capital Advisors Corp125,000$3.34M1.68%00.0%Unchanged
Jacobs Levy Equity Management, Inc116,924$3.13M0.01%−379−0.3%Reduced
Cubist Systematic Strategies, LLC116,156$3.10M0.03%+72,977+169.0%Added
Alliancebernstein L.P.111,641$2.98M0.00%+40,205+56.3%Added
Banc Funds Co LLC107,612$2.88M0.43%−14,000−11.5%Reduced
Arrowstreet Capital, Limited Partnership104,875$2.80M0.00%+18,301+21.1%Added
Alyeska Investment Group, L.P.100,000$2.67M0.01%+100,000New
Bank of America Corp98,525$2.63M0.00%+41,359+72.3%Added
Brandywine Global Investment Management, LLC98,032$2.62M0.02%−3,900−3.8%Reduced
Two Sigma Advisers, LP97,400$2.60M0.01%+46,500+91.4%Added
UBS Asset Management Americas Inc90,889$2.43M0.00%+14,644+19.2%Added
Denali Advisors LLC89,286$2.39M0.25%+54,467+156.4%Added
Tudor Investment Corp Et Al87,772$2.35M0.02%+87,772New
Fiducient Advisors LLC83,558$2.23M0.27%+2,443+3.0%Added
Creative Planning75,061$2.01M0.00%+30,169+67.2%Added
Burkehill Global Management, LP75,000$2.00M0.15%+75,000New
Barclays PLC74,319$1.99M0.00%+30,672+70.3%Added
Connor, Clark & Lunn Investment Management Ltd.64,560$1.73M0.01%−24,581−27.6%Reduced
D. E. Shaw & Co., Inc.63,375$1.69M0.00%+46,446+274.4%Added
Prudential Financial Inc61,700$1.65M0.00%−20,265−24.7%Reduced
UBS Group AG61,481$1.64M0.00%+6,090+11.0%Added
Thrivent Financial for Lutherans53,781$1.44M0.00%+45,822+575.7%Added
Swiss National Bank51,800$1.38M0.00%00.0%Unchanged
Invesco Ltd.49,994$1.34M0.00%−4,574−8.4%Reduced
Rhumbline Advisers49,829$1.33M0.00%+1,582+3.3%Added
Kovitz Investment Group Partners, LLC47,702$1.28M0.01%−2,293−4.6%Reduced
Cambridge Investment Research Advisors, Inc.46,918$1.25M0.00%+200+0.4%Added
Marshall Wace, LLP46,749$1.25M0.00%+46,749New
Susquehanna International Group, LLP44,588$1.19M0.00%−4,917−9.9%Reduced
Ameriprise Financial Inc40,326$1.08M0.00%+2,745+7.3%Added
Weiss Asset Management LP37,991$1.02M0.02%+37,991New
Trexquant Investment LP36,660$979.9K0.01%−4,307−10.5%Reduced
New York State Common Retirement Fund33,409$893.0K0.00%+11,600+53.2%Added
Wedge Capital Management L L P33,382$892.3K0.02%+3,090+10.2%Added
Squarepoint Ops LLC32,240$861.8K0.00%+32,240New
HRT Financial LP31,814$850.0K0.00%+31,814New
Walleye Capital LLC31,569$843.8K0.01%+31,569New
PDT Partners, LLC31,400$839.3K0.05%−5,674−15.3%Reduced
Quattro Financial Advisors LLC30,000$801.9K0.28%00.0%Unchanged
EJF Capital LLC30,000$801.9K0.64%+30,000New
Legal & General Group Plc29,577$790.6K0.00%+712+2.5%Added
Citigroup Inc29,355$784.7K0.00%−5,086−14.8%Reduced
Verition Fund Management LLC26,060$696.6K0.00%+26,060New
Quest Partners LLC25,854$691.1K0.07%+25,246+4,152.3%Added
Campbell & CO Investment Adviser LLC25,461$680.6K0.04%+11,277+79.5%Added
California State Teachers Retirement System24,572$656.8K0.00%−590−2.3%Reduced
Rafferty Asset Management, LLC24,147$645.4K0.00%+4,951+25.8%Added
Principal Financial Group Inc24,034$642.4K0.00%+1,276+5.6%Added
Deutsche Bank AG20,297$542.5K0.00%−4,287−17.4%Reduced
MQS Management LLC19,789$529.0K0.29%+19,789New
Zurcher Kantonalbank (Zurich Cantonalbank)19,780$528.7K0.00%00.0%Unchanged
Bailard, Inc.19,400$518.6K0.01%+19,400New
MetLife Investment Management18,658$498.7K0.00%00.0%Unchanged
Gsa Capital Partners LLP18,177$486.0K0.03%+18,177New
Intech Investment Management LLC18,023$481.8K0.00%−5,211−22.4%Reduced
Wells Fargo & Company17,511$468.1K0.00%−24,079−57.9%Reduced
The PNC Financial Services Group, Inc.16,998$454.4K0.00%−33−0.2%Reduced
Manufacturers Life Insurance Company, The16,815$449.5K0.00%+728+4.5%Added
Emerald Mutual Fund Advisers Trust16,270$434.9K0.03%00.0%Unchanged
Capstone Financial Advisors, Inc.15,871$424.2K0.02%00.0%Unchanged
Park Avenue Securities LLC15,017$401.0K0.00%+15,017New
Mirae Asset Global ETFs Holdings Ltd.14,950$399.6K0.00%−3,541−19.1%Reduced