Cornerstone Bancorp Inc/IL (CNBP)
Institutional ownership reported to the SEC as of Q2 2026, across 12 quarters.
2
Reporting holders
$582.0K
Reported value
0.0%
Held as options
+1
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| Siena Capital Partners GP, LLC | $575.7K | 5,006 | 0.14% | 10q | HELD |
| VESTOR CAPITAL, LLC | $6.3K | 58,591 | 0.39% | new | NEW |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 2 | $582.0K | 63,597 | 1 | 0 | 0 | 0.0% |
| Q1 2026 | 1 | $575.7K | 5,006 | 0 | 0 | 0 | 0.0% |
| Q4 2025 | 1 | $700.8K | 5,006 | 0 | 0 | 0 | 0.0% |
| Q3 2025 | 1 | $488.1K | 5,006 | 0 | 1 | 0 | 0.0% |
| Q2 2025 | 1 | $358.6K | 4,087 | 0 | 1 | 0 | 0.0% |
| Q1 2025 | 1 | $330.4K | 3,887 | 0 | 1 | 0 | 0.0% |
| Q4 2024 | 1 | $275.7K | 3,462 | 0 | 1 | 0 | 0.0% |
| Q3 2024 | 1 | $105.5K | 1,400 | 0 | 0 | 0 | 0.0% |
| Q2 2024 | 1 | $102.6K | 1,400 | 0 | 1 | 0 | 0.0% |
| Q1 2024 | 1 | $70.6K | 1,000 | 1 | 0 | 0 | 0.0% |
| Q2 2022 | 1 | $15.8K | 500 | 0 | 1 | 0 | 0.0% |
| Q1 2022 | 1 | $12.0K | 200 | 1 | 0 | 0 | 0.0% |