RBB Bancorp Ownership | Who Owns RBB Bancorp?

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RBB Bancorp Ownership Summary

RBB Bancorp is owned by 57.83% institutional investors, 6.37% insiders, and 35.79% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 7.57% of RBB shares. Vanguard MStar Total Stk Mkt Idx Invest is the top mutual fund, with 2.88% of its assets in RBB Bancorp shares.

RBB Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	RBB Bancorp	57.83%	6.37%	35.79%
Sector	Financial Services Stocks	493.55%	13.79%	-407.34%
Industry	Regional Banks Stocks	56.79%	12.57%	30.64%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock funding, inc. /de	1.29M	7.57%	$35.42M
Blackrock	1.28M	6.88%	$24.06M
Dimensional fund advisors lp	902.29K	5.29%	$24.74M
Vanguard group	862.10K	5.06%	$17.79M
Vanguard capital management	641.30K	3.76%	$17.58M
American century companies	536.44K	3.14%	$14.71M
Acadian asset management	400.45K	2.35%	$10.97M
Geode capital management	370.55K	2.17%	$10.16M
State street	337.62K	1.98%	$9.26M
Hillsdale investment management	327.17K	1.92%	$8.97M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Ejf capital	109.26K	2.00%	$3.00M
Rhino investment partners	178.39K	1.48%	$4.89M
Catalina capital group	29.61K	0.38%	$632.66K
Integrated quantitative investments	48.96K	0.22%	$1.34M
Hillsdale investment management	327.17K	0.20%	$8.97M
Fny investment advisers	25.00K	0.18%	$430.00K
Oxford asset management llp	10.89K	0.15%	$298.52K
John g ullman & associates	40.55K	0.13%	$1.11M
Bridgeway capital management	172.66K	0.08%	$4.73M
Legato capital management	28.14K	0.06%	$771.32K

Top Buyers

Holder	Shares	% Assets	Change
Acadian asset management	400.45K	0.01%	302.87K
Algert global	156.22K	0.05%	156.22K
Blackrock funding, inc. /de	1.29M	0.00%	150.79K
Raymond james financial	150.38K	0.00%	150.38K
Qube research	195.58K	0.01%	136.61K

Top Sellers

Holder	Shares	% Assets	Change
Fj capital management	-	-	-1.51M
Alliancebernstein	142.88K	0.00%	-239.43K
Rhino investment partners	178.39K	1.48%	-160.42K
Wedge capital management l l p/nc	-	-	-71.37K
North reef capital management lp	-	-	-64.15K

New Positions

Holder	Shares	% Assets	Change	Value
Algert global	156.22K	0.05%	156.22K	$4.28M
Raymond james financial	150.38K	0.00%	150.38K	$4.12M
Integrated quantitative investments	48.96K	0.22%	48.96K	$1.34M
Sixth street partners management company	46.61K	0.00%	46.61K	$1.28M
Walleye capital	45.83K	0.00%	45.83K	$1.26M

Sold Out

Holder	Change
Principal securities	-13.00
Mai capital management	-28.00
Voisard asset management group	-29.00
Innealta capital	-29.00
Barrow hanley mewhinney & strauss	-33.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2026	145	21.85%	9,868,658	4.68%	57	1.89%	101	53.03%	21	-36.36%
Mar 31, 2026	50	-54.95%	2,643,931	-70.31%	15	0.57%	28	-45.10%	10	-76.19%
Dec 31, 2025	72	-32.08%	4,922,435	-42.69%	28	1.23%	31	-54.41%	27	17.39%
Sep 30, 2025	102	17.24%	8,529,055	5.95%	48	2.33%	64	42.22%	23	-4.17%
Jun 30, 2025	94	2.17%	8,639,061	2.49%	48	2.15%	48	14.29%	27	-18.18%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard MStar Total Stk Mkt Idx Invest	487.90K	2.88%	-
Vanguard Morn Total Stk Mkt Idx Investor	487.90K	2.87%	-18.90K
Vanguard Total Stock Mkt Idx Inv	487.90K	2.86%	-18.90K
iShares Russell 2000 ETF	475.09K	2.80%	-8.45K
Avantis US Small Cap Value ETF	473.78K	2.79%	600.00
Vanguard US Total Market Shares ETF	493.16K	2.78%	-
DFA US Small Cap Value I	179.76K	1.06%	12.84K
iShares Russell 2000 Value ETF	163.04K	0.96%	-
Fidelity Small Cap Index	161.59K	0.95%	640.00
Vanguard Institutional Extnd Mkt Idx Tr	142.45K	0.84%	3.69K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jun 04, 2026	Morris David Richard	-	Sell	$46.68K
May 26, 2026	Fan Gary	EVP/Chief Operations Officer	Sell	$56.87K
May 07, 2026	LIN CHUANG I	-	Sell	$242.35K
May 04, 2026	Morris David Richard	-	Sell	$107.55K
Apr 29, 2026	Fan Gary	EVP/Chief Operations Officer	Sell	$144.23K

Insider Transactions Trends

Date	Buy	Sell
2026 Q3	-	-
2026 Q2	-	6
2026 Q1	-	-
2025 Q3	-	-
2025 Q2	-	1

RBB Ownership FAQ

Who Owns RBB Bancorp?

RBB Bancorp shareholders are primarily institutional investors at 57.83%, followed by 6.37% insiders and 35.80% retail investors. The average institutional ownership in RBB Bancorp's industry, Regional Banks Stocks, is 56.79%, which RBB Bancorp exceeds.

Who owns the most shares of RBB Bancorp?

RBB Bancorp’s largest shareholders are Blackrock funding, inc. /de (1.29M shares, 7.57%), Blackrock (1.28M shares, 6.88%), and Dimensional fund advisors lp (902.29K shares, 5.29%). Together, they hold 19.74% of RBB Bancorp’s total shares outstanding.

Does Blackrock own RBB Bancorp?

Yes, BlackRock owns 6.88% of RBB Bancorp, totaling 1.28M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 24.06M$. In the last quarter, BlackRock increased its holdings by 84.26K shares, a 7.05% change.

Who is RBB Bancorp’s biggest shareholder by percentage of total assets invested?

Ejf capital is RBB Bancorp’s biggest shareholder by percentage of total assets invested, with 2.00% of its assets in 109.26K RBB Bancorp shares, valued at 3M$.

Who is the top mutual fund holder of RBB Bancorp shares?

Vanguard MStar Total Stk Mkt Idx Invest is the top mutual fund holder of RBB Bancorp shares, with 2.88% of its total shares outstanding invested in 487.9K RBB Bancorp shares.

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