Institutional Ownership
Middlefield Banc Corp
CUSIP 596304204COM NEWMBCNQ1 2026
13D / 13G Filings
9
Schedule 13D/13G on record
Beneficial Filers
4
Distinct reporting persons
Largest Stake
7.8%
Max % of class reported
Institutional Holders
1
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
9 filings · latest Feb 4, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Feb 4, 2026 | Castle Creek Capital Partners Vi, LP | 13D/A | 3.9% | — | SEC |
| 2 | Feb 3, 2026 | Castle Creek Capital Partners Vi, LP | 13D/A | 3.9% | — | SEC |
| 3 | Jul 29, 2025 | The Vanguard Group | 13G | 5.1% | 416.1K | SEC |
| 4 | Jan 29, 2024 | Blackrock Inc. | 13G | 6.0% | 484.2K | SEC |
| 5 | Jan 5, 2023 | Ancora Advisors, LLC | 13D | 4.3% | 365.7K | SEC |
| 6 | Dec 9, 2022 | Castle Creek Capital Partners Vi, LP | 13D | 6.7% | 500 | SEC |
| 7 | Apr 18, 2022 | Ancora Advisors, LLC | 13D/A | 7.8% | 459.7K | SEC |
| 8 | Nov 10, 2021 | Ancora Advisors, LLC | 13D | 7.6% | 464.5K | SEC |
| 9 | Nov 1, 2021 | Ancora Advisors, LLC | 13D | 6.8% | 418.4K | SEC |
Top Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Ifp Advisors, Inc | 2 | $67 |