Middlefield Banc Ownership | Who Owns Middlefield Banc?

Middlefield Banc Ownership Summary

Middlefield Banc is owned by 23.72% institutional investors, 4.27% insiders, and 72.01% retail investors. Castle creek capital partners vi, lp is the largest institutional shareholder, holding 6.94% of MBCN shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 2.96% of its assets in Middlefield Banc shares.

MBCN Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Middlefield Banc	23.72%	4.27%	72.01%
Sector	Financial Services Stocks	37.05%	15.59%	47.36%
Industry	Regional Banks Stocks	38.44%	12.57%	48.99%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Castle creek capital partners vi, lp	560.50K	6.94%	$16.82M
Blackrock	460.46K	5.69%	$11.07M
Vanguard group	411.07K	5.09%	$14.20M
Elizabeth park capital advisors	96.50K	1.19%	$2.90M
Redmont wealth advisors	26.38K	0.33%	$911.03K
Nuveen asset management	14.18K	0.18%	$397.66K
Bank of america corp /de/	7.71K	0.10%	$185.31K
California state teachers retirement system	527.00	0.01%	$14.78K
Macquarie group	22.00	0.00%	$529.00
Rockefeller capital management	-	-	-

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Castle creek capital partners vi, lp	560.50K	30.11%	$16.82M
Elizabeth park capital advisors	96.50K	2.34%	$2.90M
Redmont wealth advisors	26.38K	1.38%	$911.03K
Blackrock	460.46K	0.00%	$11.07M
Vanguard group	411.07K	0.00%	$14.20M
Nuveen asset management	14.18K	0.00%	$397.66K
Rockefeller capital management	-	-	-
Tyler-stone wealth management	-	-	-
National bank of canada /fi/	-	-	-
Prelude capital management	-	-	-

Top Buyers

Holder	Shares	% Assets	Change
Elizabeth park capital advisors	96.50K	2.34%	10.19K
Macquarie group	22.00	-	22.00
Ifp advisors	2.00	-	-
Castle creek capital partners vi, lp	560.50K	30.11%	-
California state teachers retirement system	527.00	-	-

Top Sellers

Holder	Shares	% Assets	Change
Blackrock funding, inc. /de	-	-	-464.42K
Geode capital management	-	-	-172.20K
State street	-	-	-112.45K
Alliancebernstein	-	-	-105.02K
Gardner lewis asset management l p	-	-	-93.36K

New Positions

Holder	Shares	% Assets	Change	Value
Macquarie group	22.00	-	22.00	$529.00

Sold Out

Holder	Change
Rothschild investment	-1.00
Innealta capital	-2.00
Farther finance advisors	-4.00
True wealth design	-4.00
Pnc financial services group	-11.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2025	62	-13.89%	1,916,666	-30.85%	23	2.02%	32	-	14	-36.36%
Sep 30, 2025	70	12.90%	2,771,576	9.04%	34	3.47%	30	-9.09%	22	57.14%
Jun 30, 2025	66	-2.94%	2,748,247	1.86%	34	3.05%	33	37.50%	17	-34.62%
Mar 31, 2025	68	9.68%	2,698,181	-0.68%	33	2.95%	24	-17.24%	26	62.50%
Dec 31, 2024	59	-	2,574,700	-2.83%	31	2.96%	28	-12.50%	15	25.00%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	238.90K	2.96%	-
Vanguard Total Stock Mkt Idx Inv	235.39K	2.86%	-
iShares Russell 2000 ETF	180.12K	2.19%	180.12K
Vanguard Institutional Extnd Mkt Idx Tr	78.57K	0.96%	-
Fidelity Small Cap Index	73.05K	0.89%	-819.00
iShares Russell 2000 Value ETF	65.05K	0.79%	65.05K
Fidelity Extended Market Index	38.89K	0.47%	-141.00
Vanguard Russell 2000 ETF	36.30K	0.44%	1.52K
Bridgeway Omni Small-Cap Value	30.00K	0.37%	-
Bridgeway Omni Small-Cap Value N	30.00K	0.37%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Feb 21, 2025	DiGeronimo Kevin A	-	Buy	$50.02K
Feb 21, 2025	Voinovich Michael C	-	Buy	$3.12K
Feb 21, 2025	RANTTILA MICHAEL	EVP/CFO	Buy	$1.21K
Feb 03, 2025	RANTTILA MICHAEL	EVP/CFO	Buy	$7.65K
Sep 16, 2024	Zimmerly Ronald Len Jr.	Chief Executive Officer	Buy	$6.04K

Insider Transactions Trends

Date	Buy	Sell
2026 Q1	-	-
2025 Q4	-	-
2025 Q3	-	-
2025 Q2	-	-
2025 Q1	4	-

MBCN Ownership FAQ

Who Owns Middlefield Banc?

Middlefield Banc shareholders are primarily institutional investors at 23.72%, followed by 4.27% insiders and 72.01% retail investors. The average institutional ownership in Middlefield Banc's industry, Regional Banks Stocks, is 38.44%, which Middlefield Banc falls below.

Who owns the most shares of Middlefield Banc?

Middlefield Banc’s largest shareholders are Castle creek capital partners vi, lp (560.5K shares, 6.94%), Blackrock (460.46K shares, 5.69%), and Vanguard group (411.07K shares, 5.09%). Together, they hold 17.71% of Middlefield Banc’s total shares outstanding.

Does Blackrock own Middlefield Banc?

Yes, BlackRock owns 5.69% of Middlefield Banc, totaling 460.46K shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 11.07M$. In the last quarter, BlackRock decreased its holdings by -6.505K shares, a -1.39% change.

Who is Middlefield Banc’s biggest shareholder by percentage of total assets invested?

Castle creek capital partners vi, lp is Middlefield Banc’s biggest shareholder by percentage of total assets invested, with 30.11% of its assets in 560.5K Middlefield Banc shares, valued at 16.82M$.

Who is the top mutual fund holder of Middlefield Banc shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Middlefield Banc shares, with 2.96% of its total shares outstanding invested in 238.9K Middlefield Banc shares.

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