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Middlefield Banc Corp

MBCNDelisted Mar 2, 2026
Industry
State Commercial Banks
SEC CIK
0000836147

Middlefield Banc Corp was delisted on Mar 2, 2026; its insiders filed their last Form 4 on Mar 2, 2026; 87 institutions reported holding it in 13F filings for Q4 2025, worth $81.0M in total; no superinvestor held it.

13F holders, Q2 2024

Institutional positions in Middlefield Banc Corp as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
59
+6 vs. Q1 2024
Shares held
2.56M
+30.8K (+1.2%) vs. Q1 2024
Total value
$61.6M
+$1.25M (+2.1%) vs. Q1 2024
New holders
8
16 more added
Sold out
2
21 more reduced

Compare with Q1 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MBCN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2024: 59 institutions
Q1 2021: 44 institutionsQ2 2021: 43 institutionsQ3 2021: 36 institutionsQ4 2021: 39 institutionsQ1 2022: 40 institutionsQ2 2022: 37 institutionsQ3 2022: 36 institutionsQ4 2022: 41 institutionsQ1 2023: 41 institutionsQ2 2023: 51 institutionsQ3 2023: 49 institutionsQ4 2023: 57 institutionsQ1 2024: 53 institutionsQ2 2024: 59 institutionsQ3 2024: 60 institutionsQ4 2024: 63 institutionsQ1 2025: 68 institutionsQ2 2025: 69 institutionsQ3 2025: 73 institutionsQ4 2025: 87 institutionsQ1 2026: 1 institutionQ2 2026: 0 institutions
Value heldQ2 2024: $61.6M
Q1 2021: $49.7MQ2 2021: $45.7MQ3 2021: $42.9MQ4 2021: $42.4MQ1 2022: $42.5MQ2 2022: $41.1MQ3 2022: $45.1MQ4 2022: $42.6MQ1 2023: $43.9MQ2 2023: $55.1MQ3 2023: $48.8MQ4 2023: $83.1MQ1 2024: $60.4MQ2 2024: $61.6MQ3 2024: $76.3MQ4 2024: $76.2MQ1 2025: $75.4MQ2 2025: $83.5MQ3 2025: $83.2MQ4 2025: $81.0MQ1 2026: $67Q2 2026: $0
Institutions holding MBCN and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20261$67
Q4 202587$81.0M
Q3 202573$83.2M
Q2 202569$83.5M
Q1 202568$75.4M
Q4 202463$76.2M
Q3 202460$76.3M
Q2 202459$61.6M
Q1 202453$60.4M
Q4 202357$83.1M
Q3 202349$48.8M
Q2 202351$55.1M
Q1 202341$43.9M
Q4 202241$42.6M
Q3 202236$45.1M
Q2 202237$41.1M
Q1 202240$42.5M
Q4 202139$42.4M
Q3 202136$42.9M
Q2 202143$45.7M
Q1 202144$49.7M

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Middlefield Banc Corp; share changes are against Q1 2024.

Institutions holding MBCN in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
CWM, LLC14$00.00%+12+600.0%Added
Covestor Ltd10$00.00%+2+25.0%Added
Innealta Capital, LLC2$480.00%+2New
Macquarie Group Ltd22$5290.00%+22New
GAMMA Investing LLC23$5530.00%−106−82.2%Reduced
Qube Research & Technologies Ltd93$2.24K0.00%+93New
Tyler-Stone Wealth Management200$4.81K0.00%00.0%Unchanged
Frazier Financial Advisors, LLC222$5.34K0.00%+2+0.9%Added
Amalgamated Bank265$6.00K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.300$7.21K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC400$9.62K0.00%+400New
California State Teachers Retirement System527$12.7K0.00%−263−33.3%Reduced
FMR LLC547$13.2K0.00%+187+51.9%Added
Legal & General Group Plc600$14.4K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.649$15.6K0.00%00.0%Unchanged
Royal Bank of Canada683$16.0K0.00%+496+265.2%Added
BNP Paribas Arbitrage, SA1,480$35.6K0.00%−2,188−59.7%Reduced
Citigroup Inc1,666$40.1K0.00%+191+12.9%Added
Tower Research Capital LLC (TRC)2,539$61.1K0.00%+1,559+159.1%Added
Deutsche Bank AG3,253$78.2K0.00%−176−5.1%Reduced
Mirae Asset Global ETFs Holdings Ltd.3,254$78.3K0.00%+3,254New
New York State Common Retirement Fund3,766$90.6K0.00%+10.0%Added
Corebridge Financial, Inc.3,910$94.0K0.00%+3,910New
National Bank of Canada4,166$95.9K0.00%00.0%Unchanged
MetLife Investment Management4,669$112.3K0.00%+438+10.4%Added
JPMorgan Chase & Co5,348$128.6K0.00%−9,089−63.0%Reduced
Bank of America Corp7,705$185.3K0.00%−1,274−14.2%Reduced
Ancora Advisors, LLC8,651$208.1K0.01%−1,700−16.4%Reduced
Cerity Partners LLC8,965$215.6K0.00%00.0%Unchanged
Barclays PLC9,998$240.5K0.00%−2,940−22.7%Reduced
Beacon Financial Advisory LLC10,602$255.0K0.10%+10,602New
Morgan Stanley10,606$255.1K0.00%−1,977−15.7%Reduced
Rhumbline Advisers11,573$278.3K0.00%−326−2.7%Reduced
Cetera Investment Advisers11,882$285.8K0.00%+11,882New
Citadel Advisors LLC12,003$288.7K0.00%−669−5.3%Reduced
UBS Group AG12,821$308.3K0.00%−6,273−32.9%Reduced
Wells Fargo & Company13,556$326.0K0.00%−448−3.2%Reduced
Nuveen Asset Management, LLC14,177$341.0K0.00%00.0%Unchanged
Invesco Ltd.15,425$371.0K0.00%+4,947+47.2%Added
Empowered Funds, LLC15,732$378.4K0.01%+1,080+7.4%Added
United Capital Financial Advisers, LLC18,264$439.2K0.00%00.0%Unchanged
Riggs Asset Managment Co. Inc.18,390$442.3K0.13%−140−0.8%Reduced
Charles Schwab Investment Management Inc21,421$515.2K0.00%00.0%Unchanged
Redmont Wealth Advisors LLC27,708$666.4K1.05%−4,309−13.5%Reduced
Bank of New York Mellon Corp33,576$807.5K0.00%−276−0.8%Reduced
Huntington National Bank34,782$836.5K0.01%+1,276+3.8%Added
Lineweaver Wealth Advisors, LLC38,502$926.0K0.19%00.0%Unchanged
Fundamentun, LLC39,404$947.7K0.08%00.0%Unchanged
Renaissance Technologies LLC39,912$959.9K0.00%+300+0.8%Added
Clearstead Advisors, LLC48,982$1.18M0.02%00.0%Unchanged
Bridgeway Capital Management, LLC49,732$1.20M0.03%+1,080+2.2%Added
Northern Trust Corp63,556$1.53M0.00%−2,226−3.4%Reduced
Dimensional Fund Advisors LP80,000$1.92M0.00%−71−0.1%Reduced
State Street Corp101,553$2.44M0.00%−370.0%Reduced
Geode Capital Management, LLC163,987$3.94M0.00%−1,595−1.0%Reduced
Alliancebernstein L.P.171,254$4.12M0.00%+34,039+24.8%Added
Vanguard Group Inc388,157$9.34M0.00%+1,961+0.5%Added
BlackRock Inc.460,461$11.1M0.00%−6,505−1.4%Reduced
Castle Creek Capital Partners VI, LP560,500$13.5M11.16%00.0%Unchanged
American International Group, Inc.0$00.00%−3,874−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−438−100.0%Sold out