Who Owns ISABELLA BK CORP (ISBA)? -- Institutional Holders (2026-06-30)

66 institutions reported holding $62.4M of ISABELLA BK CORP (ISBA) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($18.5M), VANGUARD GROUP INC ($15.6M), GEODE CAPITAL MANAGEMENT, LLC ($7.0M), STATE STREET CORP ($3.4M), NORTHERN TRUST CORP ($2.1M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1BlackRock, Inc.$18.5M467,431Added
2VANGUARD GROUP INC$15.6M395,500Added
3GEODE CAPITAL MANAGEMENT, LLC$7.0M176,251Added
4STATE STREET CORP$3.4M86,581Added
5NORTHERN TRUST CORP$2.1M53,471Added
6HARBOUR INVESTMENTS, INC.$1.3M32,988Added
7VICTORY CAPITAL MANAGEMENT INC$1.2M31,000New
8GOLDMAN SACHS GROUP INC$1.1M27,462Added
9TWO SIGMA INVESTMENTS, LP$942,39123,858New
10Sixth Street Partners Management Company, L.P.$802,68020,321New
11CHARLES SCHWAB INVESTMENT MANAGEMENT INC$802,68020,321New
12AMERICAN CENTURY COMPANIES INC$787,27419,931Added
13MARSHALL WACE, LLP$784,67019,865Trimmed
14Bank of New York Mellon Corp$662,52516,773New
15BRIDGEWAY CAPITAL MANAGEMENT, LLC$562,48014,240Hold
16CITADEL ADVISORS LLC$558,80714,147Added
17Nuveen, LLC$501,25612,690New
18Integrated Wealth Concepts LLC$482,43212,214Added
19BANK OF AMERICA CORP /DE/$416,72510,550Added
20Walleye Capital LLC$355,2638,994New
21DIMENSIONAL FUND ADVISORS LP$349,8838,840Hold
22Mattson Financial Services, LLC$347,5048,534New
23Gradient Investments LLC$337,0938,534New
24Qube Research & Technologies Ltd$290,6417,358Trimmed
25DEUTSCHE BANK AG\$267,5736,774New

Source: SEC Form 13F filings · as of 2026-06-30