Equibles
  • Stocks
  • ISBA Isabella Bank Corp

ISBA

Isabella Bank Corp

Company with tickers: ISBA

CIK
842517
CUSIP
464214105
Shares Outstanding
7,202,943
13F Activity (30d)
42 filings 42 filers
Holders: 43
Total Value: $45,847,034
Total Shares: 1,003,877

Institutional Ownership Trend

7 quarters

Holder Concentration

Across 43 13F filers · Δ vs Dec 31, 2025
Top Holder
27.3%
Mar 2020 → Mar 2026 · range 27.3% – 100.0%
−13.6 pts
Top 5
65.4%
Mar 2020 → Mar 2026 · range 65.4% – 100.0%
−9.8 pts
Top 10
81.9%
Mar 2020 → Mar 2026 · range 81.9% – 100.0%
−5.4 pts
HHI
1,194
Mar 2020 → Mar 2026 · range 1,194 – 10,000
Broadly held −869

Quarterly Activity

vs Dec 31, 2025
New
13
Increased
12
Decreased
6
Sold Out
4
Unchanged
12
Holder count: +9
Institutional value: +22.3%
Shares held: +33.8%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega MILLENNIUM MANAGEMENT LLC +94,251 107,356
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP +42,296 94,742
Large MARSHALL WACE, LLP +29,960 53,678
Mega STATE STREET CORP +13,461 22,052
Mega UBS Group AG +9,564 13,389

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mega BARCLAYS PLC −2,334 1,027
Mega JANE STREET GROUP, LLC −1,251 7,147
Small FourThought Financial Partners, LLC −1,000 6,392
Mega BlackRock, Inc. −571 100,201
Mega CITADEL ADVISORS LLC −468 5,289

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD CAPITAL MANAGEMENT LLC 274,048 $12,515,772
Mega VANGUARD FIDUCIARY TRUST CO 40,754 $1,861,235
Mega AMERICAN CENTURY COMPANIES INC 18,043 $824,023
Mid BRIDGEWAY CAPITAL MANAGEMENT, LLC 14,240 $650,340
Mega DIMENSIONAL FUND ADVISORS LP 8,840 $403,721

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 306,685 $15,334,250
Mega LPL Financial LLC 10,551 $527,550
Large ExodusPoint Capital Management, LP 8,765 $438,250
Mid Tower Research Capital LLC (TRC) 1,723 $86,150
Filter: New 13 Increased 12 Reduced 6 Sold out 4 Unchanged 12
Showing 43 of 43
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mega VANGUARD CAPITAL MANAGEMENT LLC $12,515,772 27.30% 274,048
Mega MILLENNIUM MANAGEMENT LLC $4,902,948 10.69% 107,356
Mega BlackRock, Inc. $4,576,179 9.98% 100,201
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $4,326,867 9.44% 94,742
Mega GEODE CAPITAL MANAGEMENT, LLC $3,671,959 8.01% 80,402
Large MARSHALL WACE, LLP $2,451,473 5.35% 53,678
Mega VANGUARD FIDUCIARY TRUST CO Bank $1,861,235 4.06% 40,754
Mid HARBOUR INVESTMENTS, INC. $1,234,049 2.69% 27,021
Mega STATE STREET CORP $1,007,114 2.20% 22,052
Large Qube Research & Technologies Ltd $983,457 2.15% 21,534
Mega GOLDMAN SACHS GROUP INC $951,077 2.07% 20,825
Mega AMERICAN CENTURY COMPANIES INC $824,023 1.80% 18,043
Mega NORTHERN TRUST CORP Bank $673,175 1.47% 14,740
Mid BRIDGEWAY CAPITAL MANAGEMENT, LLC $650,340 1.42% 14,240
Mega UBS Group AG $611,475 1.33% 13,389
Mega BANK OF AMERICA CORP /DE/ Bank $425,461 0.93% 9,316
Mega MORGAN STANLEY $419,340 0.91% 9,182
Mega DIMENSIONAL FUND ADVISORS LP $403,721 0.88% 8,840
Mega JANE STREET GROUP, LLC $326,403 0.71% 7,147
Large Schonfeld Strategic Advisors LLC $297,083 0.65% 6,505
Small FourThought Financial Partners, LLC $291,922 0.64% 6,392
Large HRT FINANCIAL LP $289,684 0.63% 6,343
Mid Integrated Wealth Concepts LLC $278,175 0.61% 6,091
Large Point72 Asset Management, L.P. $273,517 0.60% 5,989
Mega CITIGROUP INC $241,593 0.53% 5,290
Mega CITADEL ADVISORS LLC $241,548 0.53% 5,289
Small NORRIS PERNE & FRENCH LLP/MI $235,246 0.51% 5,151
Small Catalyst Funds Management Pty Ltd $231,729 0.51% 5,074
Mid Brevan Howard Capital Management LP $210,767 0.46% 4,615
Mega Vanguard Global Advisers, LLC $122,258 0.27% 2,677
Mid Atlantic Union Bankshares Corp $117,052 0.26% 2,563
Mega BARCLAYS PLC $46,901 0.10% 1,027
Mega BNP PARIBAS ARBITRAGE, SA $39,093 0.09% 856
Large CWM, LLC $34,526 0.08% 756
Mega WELLS FARGO & COMPANY/MN $22,835 0.05% 500
Mid MAI Capital Management $15,984 0.03% 350
Mid Clearstead Advisors, LLC $12,833 0.03% 281
Large HUNTINGTON NATIONAL BANK Bank $11,417 0.02% 250
Large JONES FINANCIAL COMPANIES LLLP $6,850 0.01% 150
Mega ROYAL BANK OF CANADA Bank $4,063 0.01% 89
Mid Advisory Services Network, LLC $2,740 0.01% 60
Mid ROTHSCHILD INVESTMENT LLC $2,283 0.00% 50
Large OSAIC HOLDINGS, INC. $867 0.00% 19

Report a Problem

Category
Description
Email (optional, for follow-up)