BY
Byline Bancorp, Inc. · Financial Services · Banks - Regional
Momentum inputs (comparable managers):
holder breadth +5.6% ·
share flow +2.0% ·
net new positions +5.3%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 21.98K | $810,515 | n/a | n/a |
| Q2 2026 | 81 | +6 | 18.93M | $712.40M | +9 | −4 |
| Q1 2026 | 79 | +4 | 19.42M | $612.93M | +6 | −2 |
| Q4 2025 | 74 | -1 | 19.47M | $567.67M | n/a | −1 |
| Q3 2025 | 19 | +1 | 11.63M | $322.58M | +1 | n/a |
| Q2 2025 | 15 | +1 | 9.88M | $264.00M | +2 | −1 |
| Q1 2025 | 11 | +1 | 2.50M | $65.49M | +2 | −1 |
| Q4 2024 | 10 | -1 | 2.45M | $70.99M | +1 | −2 |
| Q3 2024 | 10 | -1 | 1.58M | $42.30M | n/a | −1 |
| Q2 2024 | 11 | n/a | 1.28M | $30.42M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 2.85M | +21.8% | $78.94M | 0.0% | ▲ Add | 2 | SEC ↗ ×13 |
| 2 | The Vanguard Group ✦ (passive) | 1.77M | -2.4% | $49.22M | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 3 | Wellington Management ✦ | 1.24M | -28.3% | $34.28M | 0.0% | ▼ Trim | 6 | SEC ↗ ×3 |
| 4 | JPMorgan Chase ✦ | 1.18M | n/a | $32.63M | 0.0% | n/c | 1 | SEC ↗ ×10 |
| 5 | State Street Global Advisors ✦ (passive) | 988.05K | +19.1% | $27.40M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 6 | Fidelity (FMR) ✦ | 972.07K | -6.5% | $26.96M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 7 | Geode Capital Management ✦ (passive) | 750.33K | +21.5% | $20.81M | 0.0% | ▲ Add | 6 | SEC ↗ ×2 |
| 8 | AQR Capital Management ✦ | 480.95K | +191.0% | $13.34M | 0.0% | ▲ Add | 6 | SEC ↗ ×5 |
| 9 | Millennium Management ✦ | 419.13K | -24.4% | $11.62M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 10 | Two Sigma Investments ✦ | 209.00K | -7.4% | $5.80M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 11 | Morgan Stanley ✦ | 180.12K | n/a | $4.99M | 0.0% | n/c | 1 | SEC ↗ ×8 |
| 12 | Goldman Sachs Group ✦ | 167.69K | n/a | $4.65M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 13 | Citadel Advisors ✦ | 131.69K | -36.3% | $3.65M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 14 | Arrowstreet Capital ✦ | 95.56K | -8.9% | $2.65M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 15 | Renaissance Technologies ✦ | 86.70K | -32.4% | $2.40M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 16 | Marshall Wace ✦ | 56.33K | +20.5% | $1.56M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 17 | D. E. Shaw & Co. ✦ | 24.95K | -60.6% | $691,780 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 18 | Point72 Asset Management ✦ | 18.59K | New | $515,646 | 0.0% | New | 1 | SEC ↗ |
| 19 | T. Rowe Price ✦ | 16.80K | +23.7% | $466,000 | 0.0% | ▲ Add | 6 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Point72 Asset Management | $515,646 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 186 holders, 24.57M shares, $750.07M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
Director · 100 sh @ 38.30 · $3,830
Director · 300 sh @ 38.40 · $11,518
Open-market sales (S)
Officer, Director · 19.75K sh · $774,307
Officer · 2.42K sh · $94,419
Director, 10% owner · 300.00K sh · $11.73M
10% owner · 300.00K sh · $11.73M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology