Byline Bancorp
207 hedge funds and large institutions have $939M invested in Byline Bancorp in 2026 Q2 according to their latest regulatory filings, with 34 funds opening new positions, 80 increasing their positions, 57 reducing their positions, and 11 closing their positions.
209% more first-time investments, than exits
New positions opened: 34 | Existing positions closed: 11
40% more repeat investments, than reductions
Existing positions increased: 80 | Existing positions reduced: 57
10% more funds holding
Funds holding: 188 → 207 (+19)
1% more capital inflows, than outflows
Capital inflows: $104M | Capital outflows: $103M
0.02% more ownership
Funds ownership: 54.9% → 54.91% (+0.02%)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
+$29.6M |
| 2 |
Federated Hermes
Pittsburgh,
Pennsylvania
|
+$7.85M |
| 3 |
BlackRock
New York
|
+$7.26M |
| 4 |
Arrowstreet Capital
Boston,
Massachusetts
|
+$5.82M |
| 5 |
AQR Capital Management
Greenwich,
Connecticut
|
+$4.99M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
-$21.6M |
| 2 |
ACB
Aristotle Capital Boston
Boston,
Massachusetts
|
-$21.3M |
| 3 |
Wellington Management Group
Boston,
Massachusetts
|
-$18M |
| 4 |
Assenagon Asset Management
Senningerberg,
Luxembourg
|
-$7.18M |
| 5 |
ACM
Ararat Capital Management
Westport,
Connecticut
|
-$4.48M |
BY Hedge Fund Activity: Q2 2026 in Review
207 of the 8,352 institutional investors tracked by Wall St. Rank reported a position in Byline Bancorp (BY) for Q2 2026, worth a combined $939M — up 19% from $790M a quarter earlier.
Buyers outnumbered sellers: 34 funds opened new BY positions and 11 closed out — a net gain of 23 holders — while 80 added to existing stakes and 57 trimmed.
The largest buyer was T. Rowe Price Investment Management, adding an estimated $29.6M. The largest seller was Fidelity Investments, cutting an estimated $21.6M.
- 207 institutional investors held Byline Bancorp (BY) as of Q2 2026, up from 188 in Q1 2026.
- Funds reported $939M of Byline Bancorp stock for Q2 2026, up 19% quarter-over-quarter.
- 34 funds opened new Byline Bancorp positions in Q2 2026 and 11 closed out, a net change of +23 holders.
- The largest Byline Bancorp buyer in Q2 2026 was T. Rowe Price Investment Management, an estimated $29.6M added.
- The largest Byline Bancorp seller in Q2 2026 was Fidelity Investments, an estimated $21.6M sold.
Based on aggregated 13F filings for Q2 2026.