Security record · archived quarter
BY
Byline Bancorp, Inc. · Financial Services · Banks - Regional
79Tracked holders
+4Δ holders
19.42MShares held
$612.93MReported value
+6New positions
−2Exits
Momentum inputs (comparable managers):
holder breadth +5.3% ·
share flow +2.7% ·
net new positions +5.1%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| 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 |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 3.29M | +0.4% | $104.02M | 0.0% | ▲ Add | 4 | SEC ↗ ×13 |
| 2 | Dimensional Fund Advisors Lp | 2.37M | +1.6% | $74.71M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 3 | Vanguard Capital Management Llc | 1.26M | n/a | $39.73M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | State Street Global Advisors ✦ (passive) | 1.03M | +3.4% | $32.55M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 5 | Wellington Management ✦ | 1.02M | -14.2% | $32.33M | 0.0% | ▼ Trim | 8 | SEC ↗ ×3 |
| 6 | Boston Partners | 918.45K | +30.0% | $29.07M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 7 | American Century Companies Inc | 905.19K | +7.7% | $28.58M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 8 | Fidelity (FMR) ✦ | 826.07K | -13.6% | $26.08M | 0.0% | ▼ Trim | 4 | SEC ↗ ×4 |
| 9 | Geode Capital Management ✦ (passive) | 788.03K | +3.1% | $24.88M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 10 | AQR Capital Management ✦ | 665.39K | +31.8% | $21.01M | 0.0% | ▲ Add | 8 | SEC ↗ ×8 |
| 11 | Federated Hermes, Inc. | 624.42K | +8.8% | $19.71M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 12 | JPMorgan Chase ✦ | 459.42K | -19.4% | $14.32M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 13 | Nuveen, LLC | 424.87K | -5.7% | $13.41M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 14 | Qube Research & Technologies Ltd | 341.53K | -1.0% | $10.78M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 15 | Goldman Sachs Group ✦ | 299.44K | +8.4% | $9.45M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 16 | Millennium Management ✦ | 287.66K | +80.4% | $9.08M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 17 | Morgan Stanley ✦ | 281.99K | -17.5% | $8.90M | 0.0% | ▼ Trim | 3 | SEC ↗ ×11 |
| 18 | Charles Schwab Investment… | 268.45K | -1.1% | $8.47M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 19 | Northern Trust Corp | 266.41K | +2.8% | $8.41M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 20 | Assenagon Asset Management S.A. | 227.32K | New | $7.18M | 0.0% | New | 1 | SEC ↗ |
| 21 | Two Sigma Investments ✦ | 206.95K | +17.2% | $6.53M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 22 | Bank of New York Mellon Corp | 163.34K | -1.3% | $5.16M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 23 | UBS Group AG | 158.44K | +71.5% | $5.00M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 24 | Creative Planning | 143.18K | +16.9% | $4.52M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 25 | Bank Of America Corp /De/ | 135.84K | +11.3% | $4.29M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 26 | Sei Investments Co | 129.59K | -1.4% | $4.09M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 27 | Mariner, LLC | 129.03K | +40.4% | $4.07M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 28 | Tudor Investment Corp Et Al | 120.39K | +21.2% | $3.80M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 29 | Franklin Resources Inc | 103.25K | +386.0% | $3.26M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 30 | First Trust Advisors Lp | 86.51K | +2.1% | $2.73M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 31 | Alliancebernstein L.P. | 87.51K | -2.2% | $2.55M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 32 | Blair William & Co/Il | 75.99K | -8.4% | $2.40M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 33 | Arrowstreet Capital ✦ | 72.19K | -23.4% | $2.28M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 34 | Swiss National Bank | 67.90K | 0.0% | $2.14M | 0.0% | Held | 2 | SEC ↗ |
| 35 | New York State Common Retirement… | 57.31K | +23.5% | $1.81M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 36 | Ameriprise Financial Inc | 56.09K | -6.8% | $1.77M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 37 | Citadel Advisors ✦ | 55.02K | -12.8% | $1.74M | 0.0% | ▼ Trim | 4 | SEC ↗ ×2 |
| 38 | UBS AM, a distinct business unit of… | 54.99K | +4.8% | $1.74M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 39 | Invesco Ltd. | 52.03K | +1.8% | $1.64M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 40 | Focus Partners Wealth | 51.65K | +1.2% | $1.63M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 41 | Man Group plc | 50.61K | New | $1.60M | 0.0% | New | 1 | SEC ↗ |
| 42 | Susquehanna International Group, Llp | 50.22K | New | $1.59M | 0.0% | New | 1 | SEC ↗ |
| 43 | Point72 Asset Management ✦ | 47.89K | -62.8% | $1.51M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 44 | Principal Financial Group Inc | 46.43K | New | $1.47M | 0.0% | New | 1 | SEC ↗ ×2 |
| 45 | Barclays Plc | 45.65K | -44.6% | $1.44M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 46 | Hsbc Holdings Plc | 44.82K | -68.2% | $1.42M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 47 | Prudential Financial Inc | 43.70K | -23.6% | $1.38M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 48 | Wells Fargo & Company/Mn | 43.55K | -35.0% | $1.37M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 49 | Rhumbline Advisers | 42.72K | -1.2% | $1.35M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 50 | California State Teachers… | 31.29K | -0.8% | $987,952 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 51 | Bnp Paribas Financial Markets | 31.29K | +25.5% | $987,731 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 52 | Deutsche Bank Ag\ | 29.87K | +15.5% | $943,091 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 53 | Cwm, Llc | 27.28K | +9.1% | $861,198 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 54 | Canada Pension Plan Investment Board | 26.00K | 0.0% | $820,820 | 0.0% | Held | 2 | SEC ↗ |
| 55 | Citigroup Inc | 25.05K | -1.8% | $790,765 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 56 | Legal & General Group Plc | 24.53K | -19.9% | $774,475 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 57 | T. Rowe Price ✦ | 22.97K | +26.3% | $726,000 | 0.0% | ▲ Add | 8 | SEC ↗ |
| 58 | Janus Henderson Group Plc | 19.55K | -0.3% | $617,978 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 59 | Quantinno Capital Management LP | 19.40K | +18.5% | $612,345 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 60 | Pnc Financial Services Group, Inc. | 17.41K | -2.6% | $549,792 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 61 | Mercer Global Advisors Inc /Adv | 15.95K | +17.4% | $503,542 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 62 | Wealth Enhancement Advisory… | 15.68K | -2.6% | $500,382 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 63 | Manufacturers Life Insurance… | 15.53K | -4.3% | $490,345 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 64 | HighTower Advisors, LLC | 14.96K | -43.4% | $472,409 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 65 | Balyasny Asset Management L.P. | 14.65K | New | $462,438 | 0.0% | New | 1 | SEC ↗ ×2 |
| 66 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 14.48K | -0.8% | $457,165 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 67 | Zurcher Kantonalbank (Zurich… | 13.61K | -38.5% | $429,668 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 68 | Jane Street Group, Llc | 10.73K | -37.9% | $338,778 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 69 | BNP Paribas Asset Management… | 10.21K | +2.0% | $322,362 | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 70 | Fifth Third Bancorp | 9.01K | New | $284,288 | 0.0% | New | 1 | SEC ↗ |
| 71 | CIBC Bancorp USA Inc. | 8.97K | n/a | $283,120 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 72 | Cerity Partners LLC | 8.31K | +15.7% | $262,381 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 73 | State Board Of Administration Of… | 7.07K | 0.0% | $223,326 | 0.0% | Held | 2 | SEC ↗ |
| 74 | Russell Investments Group, Ltd. | 4.81K | +31.2% | $151,882 | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 75 | Royal Bank Of Canada | 2.33K | +58.3% | $73,000 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 76 | Jones Financial Companies Lllp | 666 | +298.8% | $20,519 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 77 | Us Bancorp \De\ | 529 | +9.1% | $16,701 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 78 | Optiver Holding B.V. | 126 | +173.9% | $3,978 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 79 | Osaic Holdings, Inc. | 38 | 0.0% | $1,200 | 0.0% | Held | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Assenagon Asset Management… | $7.18M | 0.0% |
| Man Group plc | $1.60M | 0.0% |
| Susquehanna International… | $1.59M | 0.0% |
| Principal Financial Group Inc | $1.47M | 0.0% |
| Balyasny Asset Management L.P. | $462,438 | 0.0% |
| Fifth Third Bancorp | $284,288 | 0.0% |
Exited
| Renaissance Technologies | $3.25M | was 0.0% |
| D. E. Shaw & Co. | $308,145 | 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: Q1 2026 ·
Methodology ·
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