Latest Period
Q1 2026
Security Snapshot
BYLINE BANCORP, INC. - Common Stock (BY) Institutional Ownership
CUSIP: 124411109
13F Institutional Holders and Ownership History from Q2 2017 to Q1 2026
Institutions Reporting
183
Shares (Excl. Options)
24,859,723
Price
$31.57
Save this security page for your next review
Keep this CUSIP in your watchlists so you can revisit quarter changes from one place. If you create an account from here, we will bring you back after verification.
- Type / Class
- Equity / Common Stock
- Symbol
- BY on NYSE
- Shares outstanding
- 45,823,406
- Price per share
- $31.57
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 24,859,723
- Total reported value
- $784,559,125
- % of total 13F portfolios
- 0%
- Share change
- +721,419
- Value change
- +$23,416,952
- Number of holders
- 183
- Price from insider filings
- $31.57
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- BY - BYLINE BANCORP, INC. - Common Stock is tracked under CUSIP 124411109.
- 183 institutions reported positions in Q1 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 177 to 183 between Q4 2025 and Q1 2026.
- Reported value moved from $710,399,951 to $784,559,125.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 183 institutions filings for Q1 2026.
Investment Quick Answers
What is CUSIP 124411109?
CUSIP 124411109 identifies BY - BYLINE BANCORP, INC. - Common Stock in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q1 2026 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 124411109:
Significant Owners of BYLINE BANCORP, INC. - Common Stock (BY) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| MBG INVESTORS I, L.P. | 27% | $307,122,013 | 11,835,145 | MBG Investors I, L.P. | 12 Feb 2025 | |||
| DIMENSIONAL FUND ADVISORS LP | 5.1% | $64,395,674 | 2,322,339 | Dimensional Fund Advisors LP | 30 Sep 2025 | |||
| BlackRock, Inc. | 5% | +8.4% | $63,788,290 | +$4,822,386 | 2,300,335 | +8.2% | BlackRock, Inc. | 30 Sep 2025 |
| Estate of Daniel L. Goodwin | 0% | $368,232 | 13,613 | Estate of Daniel L. Goodwin | 30 Jun 2025 |
As of 31 Mar 2026, 183 institutional investors reported holding 24,859,723 shares of BYLINE BANCORP, INC. - Common Stock (BY). This represents 54% of the company’s total 45,823,406 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of BYLINE BANCORP, INC. - Common Stock (BY) together control 42% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 7.2% | 3,294,923 | +0.42% | 0% | $104,020,725 |
| DIMENSIONAL FUND ADVISORS LP | 5.2% | 2,366,600 | +1.6% | 0.02% | $74,712,927 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.7% | 1,258,599 | 0% | 0% | $39,733,970 |
| STATE STREET CORP | 2.3% | 1,031,062 | +3.4% | 0% | $32,550,627 |
| WELLINGTON MANAGEMENT GROUP LLP | 2.2% | 1,023,948 | -14% | 0.01% | $32,326,039 |
| Boston Partners | 2% | 918,449 | +30% | 0.03% | $29,067,153 |
| AMERICAN CENTURY COMPANIES INC | 2% | 905,189 | +7.7% | 0.01% | $28,576,817 |
| FMR LLC | 1.8% | 826,069 | -14% | 0% | $26,079,000 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.7% | 788,033 | +3.1% | 0% | $24,882,057 |
| Aristotle Capital Boston, LLC | 1.5% | 674,784 | -16% | 1.3% | $21,302,931 |
| AQR CAPITAL MANAGEMENT LLC | 1.5% | 665,386 | +32% | 0.01% | $21,006,234 |
| FEDERATED HERMES, INC. | 1.4% | 624,421 | +8.9% | 0.03% | $19,712,971 |
| Ararat Capital Management LP | 1.4% | 623,772 | -4.2% | 11% | $19,692,482 |
| T. Rowe Price Investment Management, Inc. | 1.3% | 614,709 | +6.5% | 0.01% | $19,407,000 |
| JPMORGAN CHASE & CO | 1% | 459,417 | -19% | 0% | $14,320,029 |
| Nuveen, LLC | 0.93% | 424,867 | -5.7% | 0% | $13,413,052 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 0.92% | 423,525 | -0.94% | 0.27% | $13,370,684 |
| Qube Research & Technologies Ltd | 0.75% | 341,527 | -1% | 0.02% | $10,782,007 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 0.73% | 335,839 | 0% | 0% | $10,602,437 |
| GOLDMAN SACHS GROUP INC | 0.65% | 299,441 | +8.4% | 0% | $9,453,353 |
| MILLENNIUM MANAGEMENT LLC | 0.63% | 287,664 | +80% | 0.01% | $9,081,552 |
| MORGAN STANLEY | 0.62% | 281,991 | -17% | 0% | $8,902,510 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.59% | 268,447 | -1.1% | 0% | $8,474,872 |
| NORTHERN TRUST CORP | 0.58% | 266,412 | +2.8% | 0% | $8,410,627 |
| Assenagon Asset Management S.A. | 0.5% | 227,317 | 0.01% | $7,176,398 |
Institutional Holders of BYLINE BANCORP, INC. - Common Stock (BY) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 24,859,723 | $784,559,125 | +$23,416,952 | $31.57 | 183 |
| 2025 Q4 | 24,365,816 | $710,399,951 | +$5,134,572 | $29.15 | 177 |
| 2025 Q3 | 24,348,042 | $675,171,575 | +$11,090,275 | $27.73 | 173 |
| 2025 Q2 | 23,943,646 | $639,944,826 | +$100,467,531 | $26.73 | 166 |
| 2025 Q1 | 20,185,598 | $527,873,449 | +$5,323,465 | $26.16 | 146 |
| 2024 Q4 | 20,085,271 | $582,332,626 | +$23,908,718 | $29.00 | 142 |
| 2024 Q3 | 19,183,795 | $513,455,697 | +$14,722,237 | $26.77 | 138 |
| 2024 Q2 | 18,639,083 | $442,520,368 | +$12,219,694 | $23.74 | 132 |
| 2024 Q1 | 18,220,290 | $395,741,775 | +$1,109,954 | $21.72 | 132 |
| 2023 Q4 | 18,243,537 | $429,954,997 | +$4,198,340 | $23.56 | 128 |
| 2023 Q3 | 17,799,723 | $350,833,756 | -$3,605,845 | $19.71 | 116 |
| 2023 Q2 | 18,070,789 | $327,071,560 | -$6,638,454 | $18.09 | 106 |
| 2023 Q1 | 18,328,486 | $396,170,285 | +$2,722,933 | $21.62 | 111 |
| 2022 Q4 | 18,177,952 | $417,543,110 | +$9,906,748 | $22.97 | 109 |
| 2022 Q3 | 17,803,489 | $360,551,890 | +$4,913,090 | $20.25 | 120 |
| 2022 Q2 | 17,495,779 | $416,402,429 | +$22,355,025 | $23.80 | 112 |
| 2022 Q1 | 17,104,417 | $456,335,868 | +$7,166,072 | $26.68 | 126 |
| 2021 Q4 | 16,838,586 | $460,530,165 | +$18,957,592 | $27.35 | 118 |
| 2021 Q3 | 16,047,030 | $394,136,836 | +$9,121,539 | $24.56 | 110 |
| 2021 Q2 | 15,763,623 | $356,746,388 | +$13,217,417 | $22.63 | 101 |
| 2021 Q1 | 15,248,127 | $322,497,311 | +$3,975,843 | $21.15 | 93 |
| 2020 Q4 | 15,133,337 | $233,824,419 | +$4,698,071 | $15.45 | 89 |
| 2020 Q3 | 14,051,383 | $158,610,937 | +$357,898 | $11.28 | 86 |
| 2020 Q2 | 13,999,906 | $183,419,310 | +$5,112,899 | $13.10 | 84 |
| 2020 Q1 | 13,658,227 | $141,628,098 | -$4,292,192 | $10.37 | 84 |
| 2019 Q4 | 13,533,098 | $264,855,024 | +$11,112,782 | $19.57 | 94 |
| 2019 Q3 | 12,941,087 | $231,440,233 | +$10,925,689 | $17.88 | 80 |
| 2019 Q2 | 12,344,530 | $235,971,965 | +$22,583,833 | $19.12 | 84 |
| 2019 Q1 | 11,242,639 | $207,895,871 | +$8,045,919 | $18.48 | 77 |
| 2018 Q4 | 10,685,216 | $177,968,336 | -$2,291,644 | $16.66 | 67 |
| 2018 Q3 | 10,841,759 | $246,080,900 | +$29,904,943 | $22.70 | 64 |
| 2018 Q2 | 9,523,969 | $212,766,110 | +$4,139,176 | $22.34 | 61 |
| 2018 Q1 | 9,320,556 | $212,817,580 | +$30,738,400 | $22.93 | 58 |
| 2017 Q4 | 7,981,460 | $183,325,685 | +$30,602,469 | $22.97 | 62 |
| 2017 Q3 | 6,694,069 | $142,306,000 | +$18,248,471 | $21.26 | 57 |
| 2017 Q2 | 5,657,251 | $113,430,000 | +$113,430,000 | $20.05 | 42 |