Middlefield BancMBCN
13F holders, Q2 2025 (June 30)68holders
5new positions
6sold out
3famous investors
$30.11avg. 13F price*
At the end of Q2 2025, 68 institutions reported holding Middlefield Banc Corp. (MBCN) in their 13F filings, unchanged from Q1 2025. 5 opened new positions and 6 sold out. The largest holders were Castle Creek Capital Partners VI, LP ($16.9M), BlackRock, Inc. ($14.4M) and Vanguard Group Inc. ($12.5M). 3 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Ken Fisher (0.0% of Fisher Asset Management's portfolio).
- Company
- Middlefield Banc Corp.
- CUSIP
- 596304204
- Latest filing quarter
- Q1 2026
History
Number of 13F holders
Total Exit/New Position Q1 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 5 | $1.6M |
| Exits | 6 | $1.8M |
All 13F filers, Q1 2025 → Q2 2025: 178,431 shares bought and 101,894 shares sold, net +76,537 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 68 holders
| Castle Creek Capital Partners VI, LP | 31.39% | No change | 560,500 | $16.9M |
| BlackRock, Inc. | 0.00% | Reduce -1.8% | 479,725 | $14.4M |
| Vanguard Group Inc. | 0.00% | Add +5.3% | 416,051 | $12.5M |
| Alliancebernstein L.P. | 0.00% | Reduce -0.8% | 179,712 | $5.4M |
| Geode Capital Management, LLC | 0.00% | Add +2.0% | 171,134 | $5.2M |
| State Street Corp. | 0.00% | Add +2.2% | 104,242 | $3.1M |
| Elizabeth Park Capital Advisors, Ltd. | 2.33% | Add +211.2% | 86,307 | $2.6M |
| Dimensional Fund Advisors LP | 0.00% | Add +3.0% | 85,077 | $2.6M |
| Northern Trust Corp. | 0.00% | Reduce -1.7% | 54,697 | $1.6M |
| Bridgeway Capital Management, LLC | 0.03% | Add +1.6% | 48,603 | $1.5M |
| Clearstead Advisors, LLC | 0.02% | Reduce -7.3% | 42,549 | $1.3M |
| Stratos Investment Management, LLC | 0.05% | No change | 39,404 | $1.2M |
| Huntington National Bank | 0.01% | No change | 38,290 | $1.2M |
| Renaissance Technologies | 0.00% | Reduce -0.3% | 37,012 | $1.1M |
| Fisher Asset Management | 0.00% | New | 35,072 | $1.1M |
| Bank of New York Mellon Corp | 0.00% | Add +3.7% | 27,502 | $828K |
| Barclays PLC | 0.00% | Add +40.5% | 26,518 | $798K |
| Redmont Wealth Advisors LLC | 1.17% | Add +45.8% | 26,471 | $797K |
| Morgan Stanley | 0.00% | Add +71.1% | 22,565 | $679K |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -0.1% | 21,424 | $645K |
| Citadel Advisors | 0.00% | Reduce -5.0% | 20,866 | $628K |
| Empowered Funds, LLC | 0.01% | Add +4.1% | 18,603 | $560K |
| Riggs Asset Managment Co. Inc. | 0.14% | No change | 18,390 | $554K |
| Wells Fargo & Company | 0.00% | Add +2.1% | 15,629 | $471K |
| UBS Group AG | 0.00% | Add +8.2% | 15,009 | $452K |
| Bank of America Corp. | 0.00% | Add +29.8% | 13,195 | $397K |
| United Capital Financial Advisors, LLC | 0.00% | No change | 12,700 | $382K |
| Nuveen, LLC | 0.00% | Reduce -12.3% | 12,437 | $374K |
| Cetera Investment Advisers | 0.00% | No change | 11,882 | $358K |
| Rhumbline Advisers | 0.00% | Add +0.1% | 10,618 | $320K |
| Susquehanna International Group, LLP | 0.00% | Reduce -8.3% | 10,529 | $317K |
| HSBC Holdings PLC | 0.00% | New | 10,144 | $307K |
| Keeler & Nadler Financial Planning & Wealth Management | 0.11% | Reduce -6.7% | 9,380 | $282K |
| Goldman Sachs Group Inc. | 0.00% | Reduce -46.7% | 9,236 | $278K |
| Cerity Partners LLC | 0.00% | Add +0.1% | 8,974 | $270K |
| Jane Street Group, LLC | 0.00% | New | 8,073 | $243K |
| Cambridge Investment Research Advisors, Inc. | 0.00% | Add +0.2% | 7,665 | $231K |
| YHB Investment Advisors, Inc. | 0.02% | Reduce -7.6% | 6,666 | $201K |
| JPMorgan Chase & Co. | 0.00% | Reduce -51.1% | 6,191 | $186K |
| Ancora Advisors LLC | 0.00% | No change | 6,157 | $185K |
| Royal Bank of Canada | 0.00% | Reduce -1.0% | 4,729 | $142K |
| MetLife Investment Management, LLC | 0.00% | No change | 4,669 | $141K |
| National Bank of Canada | 0.00% | No change | 4,166 | $125K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Reduce -7.9% | 3,999 | $120K |
| New York State Common Retirement Fund | 0.00% | No change | 3,766 | $113K |
| Deutsche Bank AG | 0.00% | Reduce -37.4% | 3,480 | $105K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +650.4% | 2,769 | $83K |
| Citigroup Inc. | 0.00% | Reduce -50.9% | 2,500 | $75K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | Add +107.2% | 2,047 | $62K |
| MAI Capital Management | 0.00% | Add +0.8% | 1,430 | $43K |
| BNP Paribas Financial Markets | 0.00% | Add +62.6% | 748 | $23K |
| Legal & General Group Plc | 0.00% | Add +11.5% | 669 | $20K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 649 | $20K |
| EverSource Wealth Advisors, LLC | 0.00% | Add +14975.0% | 603 | $18K |
| GAMMA Investing LLC | 0.00% | Add +146.8% | 585 | $18K |
| FMR LLC | 0.00% | Add +9.0% | 567 | $17K |
| California State Teachers Retirement System | 0.00% | No change | 527 | $16K |
| Nisa Investment Advisors, LLC | 0.00% | Add +2.0% | 408 | $12K |
| Versant Capital Management, Inc | 0.00% | Add +64.7% | 359 | $11K |
| Amalgamated Bank | 0.00% | No change | 265 | $8K |
| Frazier Financial Advisors, LLC | 0.00% | Add +0.9% | 229 | $7K |
| Sterling Capital Management LLC | 0.00% | Add +64.0% | 205 | $6K |
| Cwm, LLC | 0.00% | Add +38.5% | 115 | $3K |
| Arax Advisory Partners | 0.00% | New | 22 | $663 |
| PNC Financial Services Group, Inc. | 0.00% | No change | 11 | $331 |
| Essential Partners LLC | 0.00% | — | 2 | $60 |
| True Wealth Design, LLC | 0.00% | No change | 1 | $31 |
| Farther Finance Advisors, LLC | 0.00% | No change | 1 | $30 |
"% of holder's portfolio" is MBCN's weight in each manager's 13F, not the share of Middlefield Banc Corp. the manager owns.