Security record
BY
Byline Bancorp, Inc. · Financial Services · Banks - Regional
82Tracked holders
+6Δ holders
18.94MShares held
$712.74MReported value
+9New positions
−3Exits
Momentum inputs (comparable managers):
holder breadth +7.9% ·
share flow -2.1% ·
net new positions +7.3%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 82 | +6 | 18.94M | $712.74M | +9 | −3 |
| Q1 2026 | 79 | +4 | 19.42M | $612.93M | +6 | −2 |
| Q4 2025 | 74 | -1 | 19.47M | $567.67M | — | −1 |
| Q3 2025 | 19 | +1 | 11.63M | $322.58M | +1 | — |
| 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 | — | −1 |
| Q2 2024 | 11 | — | 1.28M | $30.42M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 3.51M | +6.5% | $132.22M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 3.51M | +6.5% | $132.22M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 3.51M | +6.5% | $132.22M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 3.51M | +6.5% | $132.22M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 3.51M | +6.5% | $132.22M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 3.51M | +6.5% | $132.22M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 3.51M | +6.5% | $132.22M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 3.51M | +6.5% | $132.22M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 3.51M | +6.5% | $132.22M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 3.51M | +6.5% | $132.22M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 3.51M | +6.5% | $132.22M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 12 | Dimensional Fund Advisors Lp | 2.42M | +2.5% | $91.32M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 13 | Dimensional Fund Advisors Lp | 2.42M | +2.5% | $91.32M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 14 | Dimensional Fund Advisors Lp | 2.42M | +2.5% | $91.32M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 15 | Dimensional Fund Advisors Lp | 2.42M | +2.5% | $91.32M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 16 | Dimensional Fund Advisors Lp | 2.42M | +2.5% | $91.32M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 17 | Vanguard Capital Management Llc | 1.19M | -5.3% | $44.88M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 18 | State Street Global Advisors ✦ (passive) | 1.09M | +5.7% | $41.02M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 19 | American Century Companies Inc | 1.01M | +11.6% | $38.03M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 20 | Boston Partners | 883.69K | -3.8% | $33.20M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 21 | Boston Partners | 883.69K | -3.8% | $33.20M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 22 | Federated Hermes, Inc. | 857.83K | +37.4% | $32.31M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 23 | Federated Hermes, Inc. | 857.83K | +37.4% | $32.31M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 24 | AQR Capital Management ✦ | 813.86K | +22.3% | $30.65M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 25 | AQR Capital Management ✦ | 813.86K | +22.3% | $30.65M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 26 | AQR Capital Management ✦ | 813.86K | +22.3% | $30.65M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 27 | AQR Capital Management ✦ | 813.86K | +22.3% | $30.65M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 28 | AQR Capital Management ✦ | 813.86K | +22.3% | $30.65M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 29 | AQR Capital Management ✦ | 813.86K | +22.3% | $30.65M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 30 | AQR Capital Management ✦ | 813.86K | +22.3% | $30.65M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 31 | AQR Capital Management ✦ | 813.86K | +22.3% | $30.65M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 32 | Geode Capital Management ✦ (passive) | 810.21K | +2.8% | $30.52M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 33 | Geode Capital Management ✦ (passive) | 810.21K | +2.8% | $30.52M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 34 | JPMorgan Chase ✦ | 507.65K | +10.5% | $19.09M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 35 | JPMorgan Chase ✦ | 507.65K | +10.5% | $19.09M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 36 | JPMorgan Chase ✦ | 507.65K | +10.5% | $19.09M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 37 | Wellington Management ✦ | 488.46K | -52.3% | $18.40M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 38 | Wellington Management ✦ | 488.46K | -52.3% | $18.40M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 39 | Wellington Management ✦ | 488.46K | -52.3% | $18.40M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 40 | Nuveen, LLC | 437.30K | +2.9% | $16.47M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 41 | Nuveen, LLC | 437.30K | +2.9% | $16.47M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 42 | Nuveen, LLC | 437.30K | +2.9% | $16.47M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 43 | Nuveen, LLC | 437.30K | +2.9% | $16.47M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 44 | Two Sigma Investments ✦ | 350.08K | +69.2% | $13.18M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 45 | Morgan Stanley ✦ | 301.09K | +6.8% | $11.34M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 46 | Morgan Stanley ✦ | 301.09K | +6.8% | $11.34M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 47 | Morgan Stanley ✦ | 301.09K | +6.8% | $11.34M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 48 | Morgan Stanley ✦ | 301.09K | +6.8% | $11.34M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 49 | Morgan Stanley ✦ | 301.09K | +6.8% | $11.34M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 50 | Morgan Stanley ✦ | 301.09K | +6.8% | $11.34M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 51 | Morgan Stanley ✦ | 301.09K | +6.8% | $11.34M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 52 | Morgan Stanley ✦ | 301.09K | +6.8% | $11.34M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 53 | Morgan Stanley ✦ | 301.09K | +6.8% | $11.34M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 54 | Morgan Stanley ✦ | 301.09K | +6.8% | $11.34M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 55 | Morgan Stanley ✦ | 301.09K | +6.8% | $11.34M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 56 | Northern Trust Corp | 295.90K | +11.1% | $11.14M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 57 | Northern Trust Corp | 295.90K | +11.1% | $11.14M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 58 | Northern Trust Corp | 295.90K | +11.1% | $11.14M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 59 | Northern Trust Corp | 295.90K | +11.1% | $11.14M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 60 | Northern Trust Corp | 295.90K | +11.1% | $11.14M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 61 | Charles Schwab Investment… | 269.07K | +0.2% | $10.13M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 62 | Millennium Management ✦ | 250.59K | -12.9% | $9.44M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 63 | Arrowstreet Capital ✦ | 245.28K | +239.8% | $9.24M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 64 | Qube Research & Technologies Ltd | 219.17K | -35.8% | $8.25M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 65 | Goldman Sachs Group ✦ | 212.55K | -29.0% | $8.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 66 | Goldman Sachs Group ✦ | 212.55K | -29.0% | $8.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 67 | Goldman Sachs Group ✦ | 212.55K | -29.0% | $8.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 68 | Fidelity (FMR) ✦ | 182.35K | -77.9% | $6.87M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 69 | Fidelity (FMR) ✦ | 182.35K | -77.9% | $6.87M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 70 | Fidelity (FMR) ✦ | 182.35K | -77.9% | $6.87M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 71 | Bank of New York Mellon Corp | 167.13K | +2.3% | $6.29M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 72 | Bank of New York Mellon Corp | 167.13K | +2.3% | $6.29M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 73 | Bank of New York Mellon Corp | 167.13K | +2.3% | $6.29M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 74 | Bank of New York Mellon Corp | 167.13K | +2.3% | $6.29M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 75 | Creative Planning | 163.47K | +14.2% | $6.16M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 76 | Creative Planning | 163.47K | +14.2% | $6.16M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 77 | Bank Of America Corp /De/ | 151.41K | +11.5% | $5.70M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 78 | Bank Of America Corp /De/ | 151.41K | +11.5% | $5.70M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 79 | Mariner, LLC | 137.19K | +6.3% | $5.17M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 80 | First Trust Advisors Lp | 123.78K | +43.1% | $4.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 81 | Franklin Resources Inc | 110.96K | +7.5% | $4.18M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 82 | Franklin Resources Inc | 110.96K | +7.5% | $4.18M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 83 | Franklin Resources Inc | 110.96K | +7.5% | $4.18M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 84 | UBS Group AG | 96.74K | -38.9% | $3.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 85 | UBS Group AG | 96.74K | -38.9% | $3.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 86 | UBS Group AG | 96.74K | -38.9% | $3.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 87 | Point72 Asset Management ✦ | 90.30K | +88.6% | $3.40M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 88 | Man Group plc | 88.83K | +75.5% | $3.35M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 89 | Renaissance Technologies ✦ | 80.60K | New | $3.04M | 0.0% | New | 1 | SEC ↗ |
| 90 | Blair William & Co/Il | 79.92K | +5.2% | $3.01M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 91 | Citadel Advisors ✦ | 73.91K | +34.3% | $2.78M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 92 | Citadel Advisors ✦ | 73.91K | +34.3% | $2.78M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 93 | Tudor Investment Corp Et Al | 68.30K | -43.3% | $2.57M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 94 | Swiss National Bank | 66.30K | -2.4% | $2.50M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 95 | UBS AM, a distinct business unit of… | 58.13K | +5.7% | $2.19M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 96 | UBS AM, a distinct business unit of… | 58.13K | +5.7% | $2.19M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 97 | UBS AM, a distinct business unit of… | 58.13K | +5.7% | $2.19M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 98 | UBS AM, a distinct business unit of… | 58.13K | +5.7% | $2.19M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 99 | UBS AM, a distinct business unit of… | 58.13K | +5.7% | $2.19M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 100 | New York State Common Retirement… | 57.31K | 0.0% | $2.16M | 0.0% | Held | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Renaissance Technologies | $3.04M | 0.0% |
Exited
| Assenagon Asset Management… | $7.18M | was 0.0% |
| Sei Investments Co | $4.09M | was 0.0% |
| Jane Street Group, Llc | $338,778 | was 0.0% |
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.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
Aug 19
KISTNER WILLIAM G
Director · 100 sh @ 38.30 · $3,830
Aug 19
HERSETH MARY JO S.
Director · 300 sh @ 38.40 · $11,518
Open-market sales (S)
Aug 13
HERENCIA ROBERTO R
Officer, Director · 19.75K sh · $774,307
Aug 12
Rose Dana
Officer · 2.42K sh · $94,419
Aug 07
DEL VALLE PEROCHENA ANTONIO
Director, 10% owner · 300.00K sh · $11.73M
Aug 07
MBG INVESTORS I, L.P.
10% owner · 300.00K sh · $11.73M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 17
SC 13G/A — MBG INVESTORS I, L.P.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2026 ·
Methodology ·
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