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MBCN

Middlefield Banc Corp
MBCN

Delisted

MBCN was delisted on the 27th of February, 2026.

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73 hedge funds and large institutions have $83.2M invested in Middlefield Banc Corp in 2025 Q3 according to their latest regulatory filings, with 8 funds opening new positions, 23 increasing their positions, 23 reducing their positions, and 3 closing their positions.

New
Increased
Maintained
Reduced
Closed

167% more first-time investments, than exits

New positions opened: 8 | Existing positions closed: 3

7% more funds holding

Funds holding: 68 → 73 (+5)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

0% more repeat investments, than reductions

Existing positions increased: 23 | Existing positions reduced: 23

0.04% less ownership

Funds ownership: 34.34% → 34.3% (-0.04%)

0% less capital invested

Capital invested by funds: $83.5M → $83.2M (-$372K)

Holders
73
Holders Change
+5
Holders Change %
+7.35%
% of All Funds
0.96%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
8
Increased
23
Reduced
23
Closed
3
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
AllianceBernstein
AllianceBernstein
Tennessee
+$535K
2
PFS
Prospera Financial Services
Texas
+$401K
3
EPCA
Elizabeth Park Capital Advisors
Ohio
+$306K
4
QCM
Quantinno Capital Management
New York
+$265K
5
Citadel Advisors
Citadel Advisors
Florida
+$230K

Top Sellers

Rank Fund Capital Flow
1
Fisher Asset Management
Fisher Asset Management
Washington
-$1.06M
2
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$317K
3
BlackRock
BlackRock
New York
-$185K
4
Morgan Stanley
Morgan Stanley
New York
-$167K
5
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
-$136K
Name Holding Trade Value Shares
Change 		Change in
Stake
PFS
26
Prospera Financial Services
Texas
$400K +$401K +13,328 New
Jane Street
27
Jane Street
New York
$395K +$153K +5,098 +63%
Bank of America
28
Bank of America
North Carolina
$386K -$9.95K -331 -3%
UBS Group
29
UBS Group
Switzerland
$374K -$76.1K -2,530 -17%
N
30
Nuveen
North Carolina
$373K – – –
UCFA
31
United Capital Financial Advisors
Texas
$351K -$30.1K -1,000 -8%
RhumbLine Advisers
32
RhumbLine Advisers
Massachusetts
$316K -$2.86K -95 -0.9%
HSBC Holdings
33
HSBC Holdings
United Kingdom
$283K -$21.3K -709 -7%
Cerity Partners
34
Cerity Partners
New York
$274K +$4.66K +155 +2%
KNFPWM
35
Keeler & Nadler Financial Planning & Wealth Management
Ohio
$272K -$9.5K -316 -3%
QCM
36
Quantinno Capital Management
New York
$265K +$265K +8,829 New
Cambridge Investment Research Advisors
37
Cambridge Investment Research Advisors
Iowa
$230K +$451 +15 +0.2%
JP Morgan Chase
38
JP Morgan Chase
New York
$225K +$39.5K +1,313 +21%
YIA
39
YHB Investment Advisors
Connecticut
$200K – – –
AA
40
Ancora Advisors
Ohio
$185K – – –
MIM
41
MetLife Investment Management
New Jersey
$140K – – –
National Bank of Canada
42
National Bank of Canada
Quebec, Canada
$125K – – –
New York State Common Retirement Fund
43
New York State Common Retirement Fund
New York
$113K – – –
Mirae Asset Global ETFs Holdings
44
Mirae Asset Global ETFs Holdings
Hong Kong
$101K -$19.1K -636 -16%
PFSRSONJ
45
Police & Firemen's Retirement System of New Jersey
New Jersey
$61.4K – – –
Rockefeller Capital Management
46
Rockefeller Capital Management
New York
$60K +$60.1K +2,000 New
BNP Paribas Financial Markets
47
BNP Paribas Financial Markets
France
$45.4K +$23K +764 +102%
MCM
48
MAI Capital Management
Ohio
$43.2K +$271 +9 +0.6%
Legal & General Group
49
Legal & General Group
United Kingdom
$20.1K – – –
AIP
50
Ameritas Investment Partners
Nebraska
$19.5K – – –
1
2
3 4

MBCN Hedge Fund Activity: Q3 2025 in Review

73 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in Middlefield Banc Corp (MBCN) for Q3 2025, worth a combined $83.2M — down 0.45% from $83.5M a quarter earlier.

Buyers outnumbered sellers: 8 funds opened new MBCN positions and 3 closed out — a net gain of 5 holders — while 23 added to existing stakes and 23 trimmed.

The largest buyer was AllianceBernstein, adding an estimated $535K. The largest seller was Fisher Asset Management, exiting entirely with an estimated $1.06M sold.

  • 73 institutional investors held Middlefield Banc Corp (MBCN) as of Q3 2025, up from 68 in Q2 2025.
  • Funds reported $83.2M of Middlefield Banc Corp stock for Q3 2025, down 0.45% quarter-over-quarter.
  • 8 funds opened new Middlefield Banc Corp positions in Q3 2025 and 3 closed out, a net change of +5 holders.
  • The largest Middlefield Banc Corp buyer in Q3 2025 was AllianceBernstein, an estimated $535K added.
  • The largest Middlefield Banc Corp seller in Q3 2025 was Fisher Asset Management, an estimated $1.06M sold.

Based on aggregated 13F filings for Q3 2025.