Byline Bancorp Ownership | Who Owns Byline Bancorp?
Byline Bancorp Ownership Summary
Byline Bancorp is owned by 55.23% institutional investors, 32.72% insiders, and 12.05% retail investors. Blackrock is the largest institutional shareholder, holding 6.70% of BY shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 2.21% of its assets in Byline Bancorp shares.
BY Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Byline Bancorp | 55.23% | 32.72% | 12.05% |
| Sector | Financial Services Stocks | 36.95% | 15.48% | 47.58% |
| Industry | Regional Banks Stocks | 38.26% | 12.54% | 49.20% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock | 2.90M | 6.70% | $68.80M |
| Blackrock funding, inc. /de | 2.85M | 6.50% | $78.94M |
| Dimensional fund advisors lp | 2.32M | 5.30% | $64.40M |
| Vanguard group | 1.77M | 4.05% | $49.22M |
| Wellington management group llp | 1.24M | 2.82% | $34.28M |
| State street | 988.05K | 2.26% | $27.40M |
| Fmr | 972.07K | 2.22% | $26.96M |
| Aristotle capital boston | 886.32K | 2.02% | $24.58M |
| American century companies | 803.29K | 1.83% | $22.28M |
| Geode capital management | 750.33K | 1.71% | $20.81M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Ararat capital management lp | 679.12K | 10.10% | $18.83M |
| Detalus advisors | 202.44K | 1.45% | $5.61M |
| Mendon capital advisors | 125.00K | 1.33% | $3.47M |
| Endeavour capital advisors | 156.82K | 1.32% | $4.35M |
| Aristotle capital boston | 886.32K | 1.27% | $24.58M |
| Maltese capital management | 215.00K | 0.90% | $5.96M |
| Denali advisors | 95.04K | 0.30% | $2.64M |
| Bridgeway capital management | 469.98K | 0.28% | $13.03M |
| Quattro financial advisors | 30.00K | 0.26% | $831.90K |
| Mosaic financial group | 11.32K | 0.23% | $303.00K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | 2.90M | 0.00% | 596.15K |
| Blackrock funding, inc. /de | 2.85M | 0.00% | 508.64K |
| Nuveen | 473.40K | 0.00% | 223.29K |
| State street | 988.05K | 0.00% | 158.36K |
| Jpmorgan chase | 588.36K | 0.00% | 140.22K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Wellington management group llp | 1.24M | 0.01% | -487.65K |
| Next century growth investors | - | - | -247.81K |
| Assenagon asset management | - | - | -140.63K |
| Jane street group | 27.47K | 0.00% | -130.67K |
| Ararat capital management lp | 679.12K | 10.10% | -106.08K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Hsbc | 29.89K | 0.00% | 29.89K | $824.34K |
| Franklin resources | 18.79K | 0.00% | 18.79K | $520.99K |
| Wealth enhancement advisory services | 16.39K | 0.00% | 16.39K | $454.52K |
| Mercer global advisors inc /adv | 15.75K | 0.00% | 15.75K | $436.72K |
| Quantinno capital management lp | 14.98K | 0.00% | 14.98K | $415.42K |
Sold Out
| Holder | Change |
|---|---|
| Nelson, van denburg & campbell wealth management group | -4.00 |
| Bokf, na | -12.00 |
| Stephens consulting | -15.00 |
| Versant capital management | -15.00 |
| Bessemer group | -19.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 165 | 3.13% | 24,183,836 | 4.98% | 55 | 2.00% | 101 | 5.21% | 43 | 4.88% |
| Jun 30, 2025 | 166 | 12.16% | 23,889,884 | 18.35% | 54 | 2.57% | 101 | 53.03% | 42 | -22.22% |
| Mar 31, 2025 | 147 | 4.26% | 20,172,583 | 0.69% | 46 | 2.17% | 66 | -12.00% | 53 | 39.47% |
| Dec 31, 2024 | 58 | -58.27% | 6,667,903 | -65.34% | 15 | 0.78% | 29 | -62.34% | 13 | -68.29% |
| Sep 30, 2024 | 139 | 4.51% | 19,206,398 | 3.03% | 44 | 2.38% | 77 | 1.32% | 42 | 7.69% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 1.02M | 2.21% | -22.52K |
| Vanguard US Total Market Shares ETF | 779.78K | 1.75% | - |
| iShares Russell 2000 ETF | 719.56K | 1.57% | - |
| Avantis US Small Cap Value ETF | 623.61K | 1.36% | 1.34K |
| FIAM Small Cap Core Composite | 574.50K | 1.26% | -4.20K |
| FIAM Small Cap Core CIT Cl B | 552.10K | 1.20% | -9.60K |
| DFA US Small Cap Value I | 509.62K | 1.11% | - |
| Federated Hermes MDT Small Cap Core IS | 439.44K | 0.96% | - |
| Federated Hermes MDT SCC Institutional | 439.44K | 0.96% | - |
| T. Rowe Price Small-Cap Value | 364.93K | 0.80% | -836.00 |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Oct 28, 2025 | ABRAHAM THOMAS | PRESIDENT, SBC | Sell | $91.72K |
| Oct 28, 2025 | ABRAHAM THOMAS | PRESIDENT, SBC | Sell | $537.43K |
| Oct 28, 2025 | KISTNER WILLIAM G | - | Buy | $1.79K |
| Sep 12, 2025 | Rose Dana | CHIEF HUMAN RESOURCES OFFICER | Sell | $57.49K |
| Aug 28, 2025 | Ptacin Brogan | HEAD OF COMMERCIAL BANKING | Sell | $343.73K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q4 | 1 | 2 |
| 2025 Q3 | 1 | 2 |
| 2025 Q2 | 6 | 2 |
| 2025 Q1 | 2 | 2 |
| 2024 Q4 | 1 | 3 |
BY Ownership FAQ
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