Byline Bancorp (BY)
Runs Byline Bank for commercial lending, deposits, SBA lending, leasing, and wealth services.
$37.23
vs last close+0.23 (+0.62%)
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13F · 13D/G · Form 4
| Institutions | ≈ 55.40% | 25.03M shares | |
|---|---|---|---|
| 210 holders · as of Jun 30, 2026 · largest filers plus last quarter's tail | |||
| Insiders | 53.28% | 24.08M shares | |
| 19 holders · as of Aug 20, 2026 | |||
| Adds to | 108.68% | ||
45.19M company shares as of Sep 23, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing
This quarter's institutional total failed a plausibility check; shown: the largest filers plus last quarter's remainder.
These groups come from separate filings that can overlap, so they add to 108.68%; nothing is left for Other.
13F, as of Jun 30, 2026
210 holders · 25.03M shares · 37 new positions · 117 increased · 57 reduced · 15 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 3.51M | 7.77% | +216.0K | Aug 7, 2026 |
| Dimensional Fund Advisors LP | 2.42M | 5.37% | +58.2K | Aug 11, 2026 |
| T. Rowe Price Investment Management, Inc. | 1.50M | 3.31% | +880.9K | Aug 14, 2026 |
| Vanguard Capital Management LLC | 1.19M | 2.64% | −67.0K | Aug 13, 2026 |
| State Street Corp | 1.09M | 2.41% | +58.2K | Aug 7, 2026 |
| American Century Companies Inc | 1.01M | 2.24% | +104.8K | Aug 12, 2026 |
| Boston Partners | 883.7K | 1.96% | −34.8K | Aug 4, 2026 |
| Federated Hermes, Inc. | 857.8K | 1.90% | +233.4K | Aug 12, 2026 |
13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| MBG Investors I, L.P. | 26.70% | 11.84M | 13G | Feb 13, 2025 |
| Dimensional Fund Advisors LP | 5.10% | 2.32M | 13G | Oct 9, 2025 |
| BlackRock, Inc. | 5.02% | 2.30M | 13G | Oct 17, 2025 |
Form 4
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 19, 2026 | Mary Jo S. Hersethdirector | Purchase | 300 | $38.40 | 19,100 |
| Aug 19, 2026 | William G. Kistnerdirector | Purchase | 100 | $38.30 | 14,289 |
| Aug 13, 2026 | Roberto R. Herenciadirector, officer: CHIEF EXECUTIVE OFFICER | Sale | 19,750 | $39.21 | 411,643 |
| Aug 12, 2026 | Dana Roseofficer: CHIEF HUMAN RESOURCES OFFICER | Sale | 2,421 | $39.00 | 11,605 |
| Aug 7, 2026 | Investors I. L.p. Mbg10 percent owner | Sale | 300,000 | $39.10 | 11,535,145 |
| Aug 7, 2026 | Perochena Antonio del Valledirector, 10 percent owner: | Sale | 300,000 | $39.10 | 11,535,145 |
| May 4, 2026 | William G. Kistnerdirector | Purchase | 100 | $31.97 | 14,189 |
| Mar 16, 2026 | Mary Jo S. Hersethdirector | Purchase | 300 | $30.83 | 18,800 |
| Feb 26, 2026 | John Barkidjijaofficer: HEAD OF CRE & SPECIALTY FIN | Sale | 4,509 | $32.33 | 19,243 |
| Feb 17, 2026 | Brian F. Doranofficer: General Counsel | Purchase | 750 | $33.13 | 750 |
House and Senate disclosures
Not reported.