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, Q1 2026
Institutional positions in Byline Bancorp, Inc. as of Mar 31, 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
- 188
- +14 vs. Q4 2025
- Shares held
- 25.0M
- +2.59M (+11.5%) vs. Q4 2025
- Total value
- $789.9M
- +$135.7M (+20.7%) vs. Q4 2025
- New holders
- 30
- 67 more added
- Sold out
- 16
- 56 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 208 | $938.6M |
| Q1 2026 | 188 | $789.9M |
| Q4 2025 | 178 | $710.4M |
| Q3 2025 | 174 | $675.2M |
| Q2 2025 | 169 | $640.2M |
| Q1 2025 | 148 | $528.1M |
| Q4 2024 | 141 | $580.9M |
| Q3 2024 | 139 | $513.5M |
| Q2 2024 | 133 | $442.5M |
| Q1 2024 | 132 | $395.7M |
| Q4 2023 | 130 | $430.7M |
| Q3 2023 | 118 | $350.8M |
| Q2 2023 | 107 | $327.1M |
| Q1 2023 | 111 | $396.2M |
| Q4 2022 | 108 | $417.3M |
| Q3 2022 | 121 | $360.3M |
| Q2 2022 | 117 | $416.4M |
| Q1 2022 | 129 | $456.3M |
| Q4 2021 | 118 | $460.5M |
| Q3 2021 | 110 | $394.1M |
| Q2 2021 | 103 | $356.7M |
| Q1 2021 | 95 | $322.5M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Byline Bancorp, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Asset Management, Ltd | 22,299 | $704.0K | 0.00% | +22,299 | New |
| Teacher Retirement System of Texas | 22,446 | $708.6K | 0.00% | +22,446 | New |
| Rafferty Asset Management, LLC | 22,524 | $711.1K | 0.00% | −5,900−20.8% | Reduced |
| Price T Rowe Associates Inc | 22,969 | $726.0K | 0.00% | +4,780+26.3% | Added |
| Y-Intercept (Hong Kong) Ltd | 23,323 | $736.3K | 0.01% | −12,687−35.2% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 23,518 | $742.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 24,532 | $774.5K | 0.00% | −6,096−19.9% | Reduced |
| Citigroup Inc | 25,048 | $790.8K | 0.00% | −457−1.8% | Reduced |
| Susquehanna Fundamental Investments, LLC | 25,153 | $794.1K | 0.03% | +5,283+26.6% | Added |
| Canada Pension Plan Investment Board | 26,000 | $820.8K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 27,279 | $861.2K | 0.00% | +2,263+9.0% | Added |
| PDT Partners, LLC | 27,315 | $862.3K | 0.05% | −2,400−8.1% | Reduced |
| Wedge Capital Management L L P | 29,499 | $931.3K | 0.02% | −3,732−11.2% | Reduced |
| Deutsche Bank AG | 29,873 | $943.1K | 0.00% | +4,014+15.5% | Added |
| Quattro Financial Advisors LLC | 30,000 | $947.1K | 0.29% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 31,287 | $987.7K | 0.00% | +6,362+25.5% | Added |
| California State Teachers Retirement System | 31,294 | $988.0K | 0.00% | −267−0.8% | Reduced |
| Engineers Gate Manager LP | 31,306 | $988.3K | 0.01% | +31,306 | New |
| Banc Funds Co LLC | 34,157 | $1.08M | 0.20% | −5,000−12.8% | Reduced |
| Rhumbline Advisers | 42,719 | $1.35M | 0.00% | −517−1.2% | Reduced |
| Wells Fargo & Company | 43,550 | $1.37M | 0.00% | −23,484−35.0% | Reduced |
| Prudential Financial Inc | 43,695 | $1.38M | 0.00% | −13,510−23.6% | Reduced |
| HSBC Holdings PLC | 44,816 | $1.42M | 0.00% | −25,686−36.4% | Reduced |
| Barclays PLC | 45,647 | $1.44M | 0.00% | −36,719−44.6% | Reduced |
| Principal Financial Group Inc | 46,430 | $1.47M | 0.00% | +46,430 | New |
| Point72 Asset Management, L.P. | 47,890 | $1.51M | 0.00% | −80,882−62.8% | Reduced |
| Susquehanna International Group, LLP | 50,216 | $1.59M | 0.00% | +50,216 | New |
| Man Group plc | 50,614 | $1.60M | 0.00% | +50,614 | New |
| Colony Group, LLC | 51,652 | $1.63M | 0.00% | +631+1.2% | Added |
| Invesco Ltd. | 52,032 | $1.64M | 0.00% | +894+1.7% | Added |
| UBS Asset Management Americas Inc | 54,988 | $1.74M | 0.00% | +2,525+4.8% | Added |
| Citadel Advisors LLC | 55,022 | $1.74M | 0.00% | −8,043−12.8% | Reduced |
| Ameriprise Financial Inc | 56,087 | $1.77M | 0.00% | −4,085−6.8% | Reduced |
| New York State Common Retirement Fund | 57,309 | $1.81M | 0.00% | +10,900+23.5% | Added |
| Ieq Capital, LLC | 66,558 | $2.10M | 0.01% | +8,533+14.7% | Added |
| Swiss National Bank | 67,900 | $2.14M | 0.00% | 00.0% | Unchanged |
| Arrowstreet Capital, Limited Partnership | 72,189 | $2.28M | 0.00% | −22,042−23.4% | Reduced |
| Blair William & Co | 75,986 | $2.40M | 0.01% | −6,953−8.4% | Reduced |
| Alliancebernstein L.P. | 87,511 | $2.55M | 0.00% | −2,000−2.2% | Reduced |
| First Trust Advisors LP | 86,509 | $2.73M | 0.00% | +1,779+2.1% | Added |
| Thrivent Financial for Lutherans | 89,229 | $2.82M | 0.01% | 00.0% | Unchanged |
| Trexquant Investment LP | 101,590 | $3.21M | 0.02% | +38,692+61.5% | Added |
| Franklin Resources Inc | 103,246 | $3.26M | 0.00% | +82,000+386.0% | Added |
| Fiducient Advisors LLC | 114,272 | $3.61M | 0.47% | +32,505+39.8% | Added |
| Jacobs Levy Equity Management, Inc | 117,845 | $3.72M | 0.02% | +6,224+5.6% | Added |
| Tudor Investment Corp Et Al | 120,385 | $3.80M | 0.02% | +21,046+21.2% | Added |
| Mendon Capital Advisors Corp | 125,000 | $3.95M | 1.53% | 00.0% | Unchanged |
| Mariner, LLC | 129,029 | $4.07M | 0.00% | +37,142+40.4% | Added |
| SEI Investments Co | 129,589 | $4.09M | 0.00% | −1,879−1.4% | Reduced |
| Zacks Investment Management | 131,005 | $4.14M | 0.03% | +131,005 | New |
| Bank of America Corp | 135,836 | $4.29M | 0.00% | +13,763+11.3% | Added |
| Bartlett & Co. Wealth Management LLC | 134,158 | $4.30M | 0.05% | 00.0% | Unchanged |
| Creative Planning | 143,176 | $4.52M | 0.00% | +20,670+16.9% | Added |
| RMB Capital Management, LLC | 144,258 | $4.55M | 0.08% | +5,952+4.3% | Added |
| UBS Group AG | 158,435 | $5.00M | 0.00% | +66,035+71.5% | Added |
| Bank of New York Mellon Corp | 163,344 | $5.16M | 0.00% | −2,122−1.3% | Reduced |
| Denali Advisors LLC | 167,416 | $5.29M | 0.59% | +41,664+33.1% | Added |
| Endeavour Capital Advisors Inc | 180,642 | $5.70M | 1.29% | +25,502+16.4% | Added |
| Detalus Advisors, LLC | 199,774 | $6.31M | 1.44% | −4,775−2.3% | Reduced |
| Empowered Funds, LLC | 202,525 | $6.39M | 0.04% | +202,525 | New |
| Vanguard Fiduciary Trust Co | 206,911 | $6.53M | 0.00% | +206,911 | New |
| Two Sigma Investments, LP | 206,954 | $6.53M | 0.01% | +30,401+17.2% | Added |
| Maltese Capital Management LLC | 220,615 | $6.96M | 1.37% | −44,385−16.7% | Reduced |
| Assenagon Asset Management S.A. | 227,317 | $7.18M | 0.01% | +227,317 | New |
| Northern Trust Corp | 266,412 | $8.41M | 0.00% | +7,350+2.8% | Added |
| Charles Schwab Investment Management Inc | 268,447 | $8.47M | 0.00% | −2,868−1.1% | Reduced |
| Morgan Stanley | 281,991 | $8.90M | 0.00% | −59,652−17.5% | Reduced |
| Millennium Management LLC | 287,664 | $9.08M | 0.01% | +128,236+80.4% | Added |
| Goldman Sachs Group Inc | 299,441 | $9.45M | 0.00% | +23,260+8.4% | Added |
| Vanguard Portfolio Management LLC | 335,839 | $10.6M | 0.00% | +335,839 | New |
| Qube Research & Technologies Ltd | 341,527 | $10.8M | 0.02% | −3,488−1.0% | Reduced |
| Bridgeway Capital Management, LLC | 423,525 | $13.4M | 0.27% | −4,000−0.9% | Reduced |
| Nuveen, LLC | 424,867 | $13.4M | 0.00% | −25,572−5.7% | Reduced |
| JPMorgan Chase & Co | 459,417 | $14.3M | 0.00% | −110,947−19.5% | Reduced |
| T. Rowe Price Investment Management, Inc. | 614,709 | $19.4M | 0.01% | +37,505+6.5% | Added |
| Ararat Capital Management, LP | 623,772 | $19.7M | 11.09% | −27,424−4.2% | Reduced |
| Federated Hermes, Inc. | 624,421 | $19.7M | 0.03% | +50,769+8.9% | Added |
| AQR Capital Management LLC | 665,386 | $21.0M | 0.01% | +160,443+31.8% | Added |
| Aristotle Capital Boston, LLC | 674,784 | $21.3M | 1.32% | −126,443−15.8% | Reduced |
| Geode Capital Management, LLC | 788,033 | $24.9M | 0.00% | +23,889+3.1% | Added |
| FMR LLC | 826,069 | $26.1M | 0.00% | −129,649−13.6% | Reduced |
| American Century Companies Inc | 905,189 | $28.6M | 0.01% | +64,602+7.7% | Added |
| Boston Partners | 918,449 | $29.1M | 0.03% | +211,708+30.0% | Added |
| Wellington Management Group LLP | 1,023,948 | $32.3M | 0.01% | −170,051−14.2% | Reduced |
| State Street Corp | 1,031,062 | $32.6M | 0.00% | +34,022+3.4% | Added |
| Vanguard Capital Management LLC | 1,258,599 | $39.7M | 0.00% | +1,258,599 | New |
| Dimensional Fund Advisors LP | 2,366,600 | $74.7M | 0.02% | +36,598+1.6% | Added |
| BlackRock, Inc. | 3,294,923 | $104.0M | 0.00% | +13,650+0.4% | Added |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −111,600−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −29,562−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −27,400−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −14,851−100.0% | Sold out |
| VARCOV Co. | 0 | $0 | 0.00% | −12,875−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −12,277−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −10,571−100.0% | Sold out |
| Martingale Asset Management L P | 0 | $0 | 0.00% | −10,322−100.0% | Sold out |
| DRW Securities, LLC | 0 | $0 | 0.00% | −9,370−100.0% | Sold out |
| State of Tennessee, Treasury Department | 0 | $0 | 0.00% | −7,533−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −1,578−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −985−100.0% | Sold out |