Isabella Bank Corp
ISBA- Exchange
- Nasdaq
- Industry
- State Commercial Banks
- SEC CIK
- 0000842517
In the last 90 days, Isabella Bank Corp insiders filed 3 open-market purchases and 0 sales; 59 institutions reported holding it in 13F filings for Q2 2026, worth $61.3M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Isabella Bank Corp as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 43
- +10 vs. Q4 2025
- Shares held
- 1.00M
- +560.6K (+126.4%) vs. Q4 2025
- Total value
- $45.8M
- +$23.7M (+106.8%) vs. Q4 2025
- New holders
- 13
- 12 more added
- Sold out
- 3
- 6 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ISBA on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 59 | $61.3M |
| Q1 2026 | 43 | $45.8M |
| Q4 2025 | 34 | $37.5M |
| Q3 2025 | 22 | $18.2M |
| Q2 2025 | 17 | $8.67M |
| Q1 2025 | 1 | $11.8K |
| Q4 2024 | 1 | $13.0K |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Isabella Bank Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Advisor Group Holdings, Inc. | 19 | $868 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 50 | $2.28K | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 60 | $2.74K | 0.00% | +60 | New |
| Royal Bank of Canada | 89 | $4.00K | 0.00% | +89 | New |
| Jones Financial Companies LLLP | 150 | $6.86K | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 250 | $11.4K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 281 | $12.8K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 350 | $16.0K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 500 | $22.8K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 756 | $34.5K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 856 | $39.1K | 0.00% | +856 | New |
| Barclays PLC | 1,027 | $46.9K | 0.00% | −2,334−69.4% | Reduced |
| Atlantic Union Bankshares Corp | 2,563 | $117.1K | 0.00% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 2,677 | $122.3K | 0.00% | +2,677 | New |
| Brevan Howard Capital Management LP | 4,615 | $210.8K | 0.00% | +4,615 | New |
| Catalyst Funds Management Pty Ltd | 5,074 | $231.7K | 0.04% | +5,074 | New |
| Norris Perne & French LLP | 5,151 | $235.2K | 0.01% | 00.0% | Unchanged |
| Citadel Advisors LLC | 5,289 | $241.5K | 0.00% | −468−8.1% | Reduced |
| Citigroup Inc | 5,290 | $241.6K | 0.00% | +3,037+134.8% | Added |
| Point72 Asset Management, L.P. | 5,989 | $273.5K | 0.00% | +22+0.4% | Added |
| Integrated Wealth Concepts LLC | 6,091 | $278.2K | 0.00% | −20−0.3% | Reduced |
| HRT Financial LP | 6,343 | $289.0K | 0.00% | +6,343 | New |
| FourThought Financial Partners, LLC | 6,392 | $291.9K | 0.03% | −1,000−13.5% | Reduced |
| Schonfeld Strategic Advisors LLC | 6,505 | $297.1K | 0.00% | +6,505 | New |
| Jane Street Group, LLC | 7,147 | $326.4K | 0.00% | −1,251−14.9% | Reduced |
| Dimensional Fund Advisors LP | 8,840 | $402.9K | 0.00% | +8,840 | New |
| Morgan Stanley | 9,182 | $419.3K | 0.00% | +783+9.3% | Added |
| Bank of America Corp | 9,316 | $425.5K | 0.00% | +4,998+115.7% | Added |
| UBS Group AG | 13,389 | $611.5K | 0.00% | +9,564+250.0% | Added |
| Bridgeway Capital Management, LLC | 14,240 | $650.3K | 0.01% | +14,240 | New |
| Northern Trust Corp | 14,740 | $673.2K | 0.00% | 00.0% | Unchanged |
| American Century Companies Inc | 18,043 | $824.0K | 0.00% | +18,043 | New |
| Goldman Sachs Group Inc | 20,825 | $951.1K | 0.00% | +937+4.7% | Added |
| Qube Research & Technologies Ltd | 21,534 | $983.5K | 0.00% | +2,868+15.4% | Added |
| State Street Corp | 22,052 | $1.01M | 0.00% | +13,461+156.7% | Added |
| Harbour Investments, Inc. | 27,021 | $1.23M | 0.02% | 00.0% | Unchanged |
| Vanguard Fiduciary Trust Co | 40,754 | $1.86M | 0.00% | +40,754 | New |
| Marshall Wace, LLP | 53,678 | $2.45M | 0.00% | +29,960+126.3% | Added |
| Geode Capital Management, LLC | 80,402 | $3.67M | 0.00% | +2,921+3.8% | Added |
| Susquehanna International Group, LLP | 94,742 | $4.33M | 0.01% | +42,296+80.6% | Added |
| BlackRock, Inc. | 100,201 | $4.58M | 0.00% | −571−0.6% | Reduced |
| Millennium Management LLC | 107,356 | $4.90M | 0.00% | +94,251+719.2% | Added |
| Vanguard Capital Management LLC | 274,048 | $12.5M | 0.00% | +274,048 | New |
| LPL Financial LLC | 0 | $0 | 0.00% | −10,551−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −8,765−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −1,723−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |