MIDDLEFIELD BANC CORP - MBCN
Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 1 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | History | Reduced | 464,415 | 16,040 | 0.0% | 0.0% | 1 | -9,146 | -1.93% | Q4 2025 | Feb 12, 2026 |
| VANGUARD GROUP INC | History | Reduced | 411,069 | 14,198 | 0.0% | 0.0% | 2 | -2,669 | -0.65% | Q4 2025 | Jan 29, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 172,196 | 5,948 | 0.0% | 0.0% | 3 | +1,458 | 0.85% | Q4 2025 | Feb 09, 2026 |
| STATE STREET CORP | History | Added to | 112,447 | 3,883 | 0.0% | 0.0% | 4 | +8,422 | 8.1% | Q4 2025 | Feb 13, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | Reduced | 105,015 | 3,627 | 0.0% | 0.0% | 5 | -92,501 | -46.83% | Q4 2025 | Feb 17, 2026 |
| GARDNER LEWIS ASSET MANAGEMENT L P | History | New | 93,365 | 3,224 | 0.82% | — | 6 | +93,365 | New | Q4 2025 | Feb 12, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | Added to | 84,399 | 2,914 | 0.0% | 0.0% | 7 | +522 | 0.62% | Q4 2025 | Feb 12, 2026 |
| GLAZER CAPITAL, LLC | History | New | 52,666 | 1,819 | 0.05% | — | 8 | +52,666 | New | Q4 2025 | Feb 13, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | Added to | 50,775 | 1,753 | 0.04% | 0.03% | 9 | +353 | 0.7% | Q4 2025 | Feb 17, 2026 |
| NORTHERN TRUST CORP | History | Reduced | 50,143 | 1,731 | 0.0% | 0.0% | 10 | -5,289 | -9.54% | Q4 2025 | Feb 17, 2026 |
| Stratos Investment Management, LLC | History | No change | 39,404 | 1,361 | 0.05% | 0.05% | 11 | 0 | 0.0% | Q4 2025 | Jan 20, 2026 |
| Frazier Financial Advisors, LLC | History | Added to | 38,664 | 1,335 | 0.79% | 0.0% | 12 | +38,434 | 16710.43% | Q4 2025 | Feb 09, 2026 |
| Clearstead Advisors, LLC | History | Reduced | 34,684 | 1,197 | 0.02% | 0.02% | 13 | -4,684 | -11.9% | Q4 2025 | Feb 09, 2026 |
| HUNTINGTON NATIONAL BANK | History | Reduced | 33,309 | 1,150 | 0.01% | 0.01% | 14 | -4,981 | -13.01% | Q4 2025 | Feb 09, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 33,212 | 1,147 | 0.0% | 0.0% | 15 | -2,900 | -8.03% | Q4 2025 | Feb 12, 2026 |
| JPMORGAN CHASE & CO | History | Added to | 33,007 | 1,140 | 0.0% | 0.0% | 16 | +25,503 | 339.86% | Q4 2025 | Feb 11, 2026 |
| PRELUDE CAPITAL MANAGEMENT, LLC | History | New | 29,797 | 1,029 | 0.08% | — | 17 | +29,797 | New | Q4 2025 | Feb 17, 2026 |
| Bank of New York Mellon Corp | History | Reduced | 26,936 | 930 | 0.0% | 0.0% | 18 | -498 | -1.82% | Q4 2025 | Feb 10, 2026 |
| BARCLAYS PLC | History | Added to | 26,761 | 924 | 0.0% | 0.0% | 19 | +2,087 | 8.46% | Q4 2025 | Feb 13, 2026 |
| REDMONT WEALTH ADVISORS LLC | History | Reduced | 26,376 | 911 | 1.38% | 1.11% | 20 | -90 | -0.34% | Q4 2025 | Feb 06, 2026 |
| CITADEL ADVISORS LLC | History | Reduced | 25,714 | 888 | 0.0% | 0.0% | 21 | -2,801 | -9.82% | Q4 2025 | Feb 17, 2026 |
| CSS LLC/IL | History | New | 23,507 | 811 | 0.04% | — | 22 | +23,507 | New | Q4 2025 | Feb 17, 2026 |
| DEMMING FINANCIAL SERVICES CORP /ADV | History | New | 22,953 | 792 | 0.6% | — | 23 | +22,953 | New | Q4 2025 | Mar 12, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | No change | 21,424 | 739 | 0.0% | 0.0% | 24 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| MORGAN STANLEY | History | Added to | 20,541 | 709 | 0.0% | 0.0% | 25 | +3,532 | 20.77% | Q4 2025 | Feb 13, 2026 |
| WELLS FARGO & COMPANY/MN | History | Added to | 19,053 | 658 | 0.0% | 0.0% | 26 | +2,588 | 15.72% | Q4 2025 | Feb 13, 2026 |
| Riggs Asset Managment Co. Inc. | History | No change | 18,390 | 635 | 0.13% | 0.12% | 27 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 15,840 | 547 | 0.0% | 0.0% | 28 | +2,976 | 23.13% | Q4 2025 | Feb 17, 2026 |
| JANE STREET GROUP, LLC | History | Added to | 15,267 | 527 | 0.0% | 0.0% | 29 | +2,096 | 15.91% | Q4 2025 | Feb 12, 2026 |
| Quantinno Capital Management LP | History | Added to | 15,101 | 521 | 0.0% | 0.0% | 30 | +6,272 | 71.04% | Q4 2025 | Feb 17, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | New | 15,026 | 518 | 0.0% | — | 31 | +15,026 | New | Q4 2025 | Feb 17, 2026 |
| Cetera Investment Advisers | History | Added to | 14,335 | 495 | 0.0% | 0.0% | 32 | +453 | 3.26% | Q4 2025 | Feb 17, 2026 |
| Prospera Financial Services Inc | History | Added to | 13,828 | 477 | 0.01% | 0.01% | 33 | +500 | 3.75% | Q4 2025 | Feb 09, 2026 |
| GOLDMAN SACHS GROUP INC | History | Reduced | 13,716 | 473 | 0.0% | 0.0% | 34 | -2,656 | -16.22% | Q4 2025 | Mar 25, 2026 |
| Nuveen, LLC | History | No change | 12,437 | 429 | 0.0% | 0.0% | 35 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| UNITED CAPITAL FINANCIAL ADVISORS, LLC | History | No change | 11,700 | 404 | 0.0% | 0.0% | 36 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Squarepoint Ops LLC | History | New | 11,281 | 389 | 0.0% | — | 37 | +11,281 | New | Q4 2025 | Feb 13, 2026 |
| UBS Group AG | History | Reduced | 10,953 | 378 | 0.0% | 0.0% | 38 | -1,526 | -12.23% | Q4 2025 | Jan 29, 2026 |
| HSBC HOLDINGS PLC | History | Added to | 10,607 | 363 | 0.0% | 0.0% | 39 | +1,172 | 12.42% | Q4 2025 | Mar 20, 2026 |
| RHUMBLINE ADVISERS | History | Reduced | 9,388 | 324 | 0.0% | 0.0% | 40 | -1,135 | -10.79% | Q4 2025 | Feb 13, 2026 |
| Cerity Partners LLC | History | Added to | 9,180 | 317 | 0.0% | 0.0% | 41 | +51 | 0.56% | Q4 2025 | Feb 11, 2026 |
| KEELER & NADLER FINANCIAL PLANNING & WEALTH MANAGEMENT | History | No change | 9,064 | 313 | 0.11% | 0.1% | 42 | 0 | 0.0% | Q4 2025 | Jan 27, 2026 |
| MCDONALD PARTNERS LLC | History | New | 8,100 | 279 | 0.09% | — | 43 | +8,100 | New | Q4 2025 | Feb 02, 2026 |
| Cambridge Investment Research Advisors, Inc. | History | Added to | 7,691 | 266 | 0.0% | 0.0% | 44 | +11 | 0.14% | Q4 2025 | Feb 05, 2026 |
| DEUTSCHE BANK AG\ | History | New | 7,578 | 261 | 0.0% | — | 45 | +7,578 | New | Q4 2025 | Feb 11, 2026 |
| YHB Investment Advisors, Inc. | History | No change | 6,666 | 230 | 0.02% | 0.01% | 46 | 0 | 0.0% | Q4 2025 | Jan 16, 2026 |
| Ancora Advisors LLC | History | No change | 6,157 | 212 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Invesco Ltd. | History | New | 5,972 | 206 | 0.0% | — | 48 | +5,972 | New | Q4 2025 | Feb 19, 2026 |
| MetLife Investment Management, LLC | History | No change | 4,669 | 161 | 0.0% | 0.0% | 49 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| NATIONAL BANK OF CANADA /FI/ | History | No change | 4,166 | 142 | 0.0% | 0.0% | 50 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | No change | 3,766 | 130 | 0.0% | 0.0% | 51 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Added to | 3,423 | 118 | 0.0% | 0.0% | 52 | +60 | 1.78% | Q4 2025 | Feb 17, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Added to | 2,255 | 77 | 0.0% | 0.0% | 53 | +743 | 49.14% | Q4 2025 | Feb 10, 2026 |
| LONGFELLOW INVESTMENT MANAGEMENT CO LLC | History | New | 2,200 | 75 | 0.02% | — | 54 | +2,200 | New | Q4 2025 | Feb 11, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | No change | 2,047 | 70 | 0.0% | 0.0% | 55 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Rockefeller Capital Management L.P. | History | No change | 2,000 | 69 | 0.0% | 0.0% | 56 | 0 | 0.0% | Q4 2025 | Mar 16, 2026 |
| MAI Capital Management | History | Added to | 1,450 | 50 | 0.0% | 0.0% | 57 | +11 | 0.76% | Q4 2025 | Feb 13, 2026 |
| FMR LLC | History | Added to | 838 | 28 | 0.0% | 0.0% | 58 | +234 | 38.74% | Q4 2025 | Feb 17, 2026 |
| GAMMA Investing LLC | History | Added to | 694 | 23 | 0.0% | 0.0% | 60 | +215 | 44.89% | Q4 2025 | Jan 05, 2026 |
| Legal & General Group Plc | History | No change | 669 | 23 | 0.0% | 0.0% | 59 | 0 | 0.0% | Q4 2025 | Feb 09, 2026 |
| Russell Investments Group, Ltd. | History | Added to | 656 | 22 | 0.0% | 0.0% | 62 | +51 | 8.43% | Q4 2025 | Feb 17, 2026 |
| Ameritas Investment Partners, Inc. | History | No change | 649 | 22 | 0.0% | 0.0% | 61 | 0 | 0.0% | Q4 2025 | Feb 11, 2026 |
| PenderFund Capital Management Ltd. | History | New | 604 | 20 | 0.0% | — | 63 | +604 | New | Q4 2025 | Feb 17, 2026 |
| Versant Capital Management, Inc | History | Added to | 548 | 18 | 0.0% | 0.0% | 64 | +181 | 49.32% | Q4 2025 | Jan 08, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Reduced | 449 | 15 | 0.0% | 0.0% | 65 | -78 | -14.8% | Q4 2025 | Feb 17, 2026 |
| Sterling Capital Management LLC | History | Reduced | 421 | 14 | 0.0% | 0.0% | 66 | -83 | -16.47% | Q4 2025 | Feb 13, 2026 |
| Tower Research Capital LLC (TRC) | History | Reduced | 364 | 12 | 0.0% | 0.0% | 67 | -18 | -4.71% | Q4 2025 | Feb 17, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | No change | 303 | 10 | 0.0% | 0.0% | 68 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| AMALGAMATED BANK | History | Reduced | 230 | 8 | 0.0% | 0.0% | 69 | -35 | -13.21% | Q4 2025 | Feb 05, 2026 |
| CWM, LLC | History | Added to | 190 | 7 | 0.0% | 0.0% | 70 | +17 | 9.83% | Q4 2025 | Jan 26, 2026 |
| EverSource Wealth Advisors, LLC | History | Reduced | 194 | 6 | 0.0% | 0.0% | 72 | -215 | -52.57% | Q4 2025 | Feb 06, 2026 |
| ROYAL BANK OF CANADA | History | New | 209 | 6 | 0.0% | — | 71 | +209 | New | Q4 2025 | Feb 17, 2026 |
| CITIGROUP INC | History | Added to | 165 | 5 | 0.0% | 0.0% | 73 | +31 | 23.13% | Q4 2025 | Feb 13, 2026 |
| NISA INVESTMENT ADVISORS, LLC | History | Reduced | 131 | 4 | 0.0% | 0.0% | 74 | -277 | -67.89% | Q4 2025 | Jan 15, 2026 |
| SIGNATUREFD, LLC | History | New | 89 | 3 | 0.0% | — | 75 | +89 | New | Q4 2025 | Jan 20, 2026 |
| Arax Advisory Partners | History | Added to | 99 | 3 | 0.0% | 0.0% | 76 | +16 | 19.28% | Q4 2025 | Feb 13, 2026 |
| Optiver Holding B.V. | History | No change | 112 | 3 | 0.0% | 0.0% | 77 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | History | New | 64 | 2 | 0.0% | — | 78 | +64 | New | Q4 2025 | Feb 13, 2026 |
| Elizabeth Park Capital Advisors, Ltd. | History | Closed out | 0 | 0 | — | 2.34% | — | -96,497 | -100.0% | Q3 2025 | Nov 13, 2025 |
| Empowered Funds, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -20,422 | -100.0% | Q3 2025 | Nov 13, 2025 |
| Farther Finance Advisors, LLC | History | Added to | 4 | 0 | — | — | — | +3 | 300.0% | Q4 2025 | Jan 23, 2026 |
| ROTHSCHILD INVESTMENT LLC | History | New | 1 | 0 | — | — | — | +1 | New | Q4 2025 | Feb 10, 2026 |
| Covestor Ltd | History | New | 1 | 0 | — | — | — | +1 | New | Q4 2025 | Feb 06, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | No change | 11 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 06, 2026 |
| Sunbelt Securities, Inc. | History | No change | 1 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 20, 2026 |
| IFP Advisors, Inc | History | No change | 2 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 06, 2026 |
| True Wealth Design, LLC | History | No change | 4 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 08, 2026 |