Isabella BankISBA
13F holders, Q1 2026 (March 31)At the end of Q1 2026, 43 institutions reported holding Isabella Bank Corp. (ISBA) in their 13F filings, up 9 from Q4 2025. 10 opened new positions and 3 sold out. The largest holders were Vanguard Capital Management LLC ($12.5M), Millennium Management ($4.9M) and BlackRock, Inc. ($4.6M). 3 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Steve Cohen (0.0% of Point72 Asset Management's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Isabella Bank Corp.
- CUSIP
- 464214105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 10 | $3.0M |
| Exits | 3 | $1.1M |
All 13F filers, Q4 2025 → Q1 2026: 269,763 shares bought and 26,683 shares sold, net +243,080 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 43 holders
| Vanguard Capital Management LLC | 0.00% | — | 274,048 | $12.5M |
| Millennium Management | 0.00% | Add +719.2% | 107,356 | $4.9M |
| BlackRock, Inc. | 0.00% | Reduce -0.6% | 100,201 | $4.6M |
| Susquehanna International Group, LLP | 0.01% | Add +80.7% | 94,742 | $4.3M |
| Geode Capital Management, LLC | 0.00% | Add +3.8% | 80,402 | $3.7M |
| Marshall Wace, LLP | 0.00% | Add +126.3% | 53,678 | $2.5M |
| Vanguard Fiduciary Trust Co. | 0.00% | — | 40,754 | $1.9M |
| Harbour Investments, Inc. | 0.02% | No change | 27,021 | $1.2M |
| State Street Corp. | 0.00% | Add +156.7% | 22,052 | $1.0M |
| Qube Research & Technologies Ltd | 0.00% | Add +15.4% | 21,534 | $983K |
| Goldman Sachs Group Inc. | 0.00% | Add +4.7% | 20,825 | $951K |
| American Century Companies Inc. | 0.00% | New | 18,043 | $824K |
| Northern Trust Corp. | 0.00% | No change | 14,740 | $673K |
| Bridgeway Capital Management, LLC | 0.01% | New | 14,240 | $650K |
| UBS Group AG | 0.00% | Add +250.0% | 13,389 | $611K |
| Bank of America Corp. | 0.00% | Add +115.8% | 9,316 | $425K |
| Morgan Stanley | 0.00% | Add +9.3% | 9,182 | $419K |
| Dimensional Fund Advisors LP | 0.00% | New | 8,840 | $403K |
| Jane Street Group, LLC | 0.00% | Reduce -14.9% | 7,147 | $326K |
| Schonfeld Strategic Advisors LLC | 0.00% | New | 6,505 | $297K |
| FourThought Financial Partners, LLC | 0.03% | Reduce -13.5% | 6,392 | $292K |
| HRT Financial LP | 0.00% | New | 6,343 | $289K |
| Integrated Wealth Concepts LLC | 0.00% | Reduce -0.3% | 6,091 | $278K |
| Point72 Asset Management | 0.00% | Add +0.4% | 5,989 | $274K |
| Citigroup Inc. | 0.00% | Add +134.8% | 5,290 | $242K |
| Citadel Advisors | 0.00% | Reduce -8.1% | 5,289 | $242K |
| Norris Perne & French LLP | 0.01% | No change | 5,151 | $235K |
| Catalyst Funds Management Pty Ltd | 0.04% | New | 5,074 | $232K |
| Brevan Howard Capital Management LP | 0.00% | New | 4,615 | $211K |
| Vanguard Global Advisers, LLC | 0.00% | — | 2,677 | $122K |
| Atlantic Union Bankshares Corp | 0.00% | No change | 2,563 | $117K |
| Barclays PLC | 0.00% | Reduce -69.4% | 1,027 | $47K |
| BNP Paribas Financial Markets | 0.00% | New | 856 | $39K |
| Cwm, LLC | 0.00% | No change | 756 | $35K |
| Wells Fargo & Company | 0.00% | No change | 500 | $23K |
| MAI Capital Management | 0.00% | No change | 350 | $16K |
| Clearstead Advisors, LLC | 0.00% | No change | 281 | $13K |
| Huntington National Bank | 0.00% | No change | 250 | $11K |
| Jones Financial Companies LLLP | 0.00% | No change | 150 | $7K |
| Royal Bank of Canada | 0.00% | New | 89 | $4K |
| Advisory Services Network, LLC | 0.00% | New | 60 | $3K |
| Rothschild Investment LLC | 0.00% | No change | 50 | $2K |
| Osaic Holdings, Inc. | 0.00% | No change | 19 | $868 |
"% of holder's portfolio" is ISBA's weight in each manager's 13F, not the share of Isabella Bank Corp. the manager owns.