Isabella Bank
ISBA
43 hedge funds and large institutions have $45.8M invested in Isabella Bank in 2026 Q1 according to their latest regulatory filings, with 13 funds opening new positions, 12 increasing their positions, 6 reducing their positions, and 3 closing their positions.
333% more first-time investments, than exits
New positions opened: 13 | Existing positions closed: 3
100% more repeat investments, than reductions
Existing positions increased: 12 | Existing positions reduced: 6
26% more funds holding
Funds holding: 34 → 43 (+9)
22% more capital invested
Capital invested by funds: $37.5M → $45.8M (+$8.35M)
3.47% more ownership
Funds ownership: 10.22% → 13.7% (+3.5%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
+$4.58M |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$2.05M |
| 3 |
Marshall Wace
London,
United Kingdom
|
+$1.45M |
| 4 |
American Century Companies
Kansas City,
Missouri
|
+$876K |
| 5 |
BCM
Bridgeway Capital Management
Houston,
Texas
|
+$691K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
LPL Financial
San Diego,
California
|
-$528K |
| 2 |
ECM
ExodusPoint Capital Management
New York
|
-$438K |
| 3 |
Barclays
London,
United Kingdom
|
-$113K |
| 4 |
TRCT
Tower Research Capital (TRC)
New York
|
-$86.2K |
| 5 |
Jane Street
New York
|
-$60.7K |
ISBA Hedge Fund Activity: Q1 2026 in Review
43 of the 8,150 institutional investors tracked by Wall St. Rank reported a position in Isabella Bank (ISBA) for Q1 2026, worth a combined $45.8M — up 22% from $37.5M a quarter earlier.
Buyers outnumbered sellers: 13 funds opened new ISBA positions and 3 closed out — a net gain of 10 holders — while 12 added to existing stakes and 6 trimmed.
The largest buyer was Millennium Management, adding an estimated $4.58M. The largest seller was LPL Financial, exiting entirely with an estimated $528K sold.
- 43 institutional investors held Isabella Bank (ISBA) as of Q1 2026, up from 34 in Q4 2025.
- Funds reported $45.8M of Isabella Bank stock for Q1 2026, up 22% quarter-over-quarter.
- 13 funds opened new Isabella Bank positions in Q1 2026 and 3 closed out, a net change of +10 holders.
- The largest Isabella Bank buyer in Q1 2026 was Millennium Management, an estimated $4.58M added.
- The largest Isabella Bank seller in Q1 2026 was LPL Financial, an estimated $528K sold.
Based on aggregated 13F filings for Q1 2026.