RBB

RBB Bancorp
FinancialsUSCUSIP 74930B105◍ Confluence graph
Tracked 13F Holders
121
-63 QoQ
13F Value (tracked)
$180.8M
Insider Net · 180d
-$697K
0↑ 4↓
Recent Filings
15
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)37 adding · 9 trimming
Insider net (180d)-$697K

Who owns RBB?

121 tracked 13F filers

121 tracked 13F filers disclose a position in RBB as of the latest SEC 13F filings, a combined $180.8M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

All quarters use one ordinary-share-equivalent series. Historical ADS are converted at 2 ADS = 1 ordinary share. Expand a row for the exact calculation; the residual is not classified as a trade.
#FundPosition valueSharesLast moveAs ofHistory
1BlackRock, Inc.
$24.4M
1.1M
−2.7%
Reduced · −32K sh
Q1 2026
2DIMENSIONAL FUND ADVISORS LP
$17.7M
830K
+2.0%
Added · +17K sh
Q1 2026
3VANGUARD CAPITAL MANAGEMENT LLC
$14.1M
660K
First observed position
No prior filed position
Q1 2026
4AMERICAN CENTURY COMPANIES INC
$10.0M
468K
+7.7%
Added · +33K sh
Q1 2026
5ALLIANCEBERNSTEIN L.P.
$7.9M
382K
+30%
Added · +88K sh
Q1 2026
6GEODE CAPITAL MANAGEMENT, LLC
$10.2M
371K
+6.7%
Added · +23K sh
Q2 2026
7Rhino Investment Partners, Inc
$7.2M
339K
+9.4%
Added · +29K sh
Q1 2026
8STATE STREET CORP
$9.3M
338K
+3.9%
Added · +13K sh
Q2 2026
9Hillsdale Investment Management Inc.
$4.7M
221K
+48%
Added · +72K sh
Q1 2026
10ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
$4.3M
200K
−0.2%
Reduced · −455 sh
Q1 2026
11HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC
$3.9M
184K
−1.2%
Reduced · −2K sh
Q1 2026
12BRIDGEWAY CAPITAL MANAGEMENT, LLC
$3.5M
166K
+5.0%
Added · +8K sh
Q1 2026
13ALGERT GLOBAL LLC
$4.3M
156K
New
+156K sh
Q2 2026
14MORGAN STANLEY
$2.8M
133K
−14%
Reduced · −21K sh
Q1 2026
15VANGUARD PORTFOLIO MANAGEMENT LLC
$2.6M
121K
First observed position
No prior filed position
Q1 2026
16NORTHERN TRUST CORP
$2.5M
116K
+8.2%
Added · +9K sh
Q1 2026
17EJF Capital LP
$3.0M
109K
+0.4%
Added · +401 sh
Q2 2026
18LOS ANGELES CAPITAL MANAGEMENT LLC
$3.0M
108K
+246%
Added · +77K sh
Q2 2026
19Connor, Clark & Lunn Investment Management Ltd.
$2.8M
103K
+66%
Added · +41K sh
Q2 2026
20Empowered Funds, LLC
$2.2M
101K
+23%
Added · +19K sh
Q1 2026
21O'SHAUGHNESSY ASSET MANAGEMENT, LLC
$2.7M
97K
+2.4%
Added · +2K sh
Q2 2026
22Bank of New York Mellon Corp
$1.9M
89K
−1.4%
Reduced · −1K sh
Q1 2026
23VANGUARD FIDUCIARY TRUST CO
$1.8M
83K
First observed position
No prior filed position
Q1 2026
24AQR CAPITAL MANAGEMENT LLC
$1.6M
77K
+7.3%
Added · +5K sh
Q1 2026
25Trexquant Investment LP
$1.5M
71K
+34%
Added · +18K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Is RBB being bought or sold by institutions?

Last quarter, 10 funds opened a new position in RBB and 27 added to an existing one, while 9 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Opened (NEW)
10
funds
Added
27
funds
Reduced
9
funds
Exited
0
funds

Funds that own RBB also own

CompanyCo-held byCombined value
NVIDIA CORPNVDA61 funds$216.7B
MICROSOFT CORPMSFT61 funds$152.7B
AMAZON.COM INCAMZN61 funds$107.3B
ELI LILLY & COLLY61 funds$42.3B
JPMORGAN CHASE & COJPM61 funds$33.5B
CHEVRON CORPCVX61 funds$16.8B
SCHWAB (CHARLES) CORPSCHW61 funds$13.9B
ALPHABET INC-CL AGOOGL60 funds$85.9B
META PLATFORMS INC-CLASS AMETA60 funds$60.6B
APPLE INCAAPL59 funds$165.6B
BERKSHIRE HATHAWAY INC-CL BBRK/B59 funds$21.1B
MICRON TECHNOLOGY INCMU59 funds$19.3B

Ranked by how many of RBB's institutional holders also hold each name, a cross-fund conviction signal.

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$697K
4 insiders
Net
-$697K
6 P/S txns
Signal
Net Selling
open-market
DateInsiderRoleActionSharesValue
Jun 4, 2026Morris David RichardDirectorSell (S)2K$47K
May 26, 2026Fan GaryEVP/Chief Operations OfficerSell (S)2K$57K
May 7, 2026LIN CHUANG IDirectorSell (S)10K$242K
May 4, 2026Morris David RichardDirectorSell (S)5K$108K
Apr 29, 2026Fan GaryEVP/Chief Operations OfficerSell (S)6K$144K
Apr 23, 2026Bennett BillDirectorSell (S)4K$99K
Jun 5, 2025Fan GaryEVP/Chief Operations OfficerSell (S)1K$24K
Mar 3, 2025Kao JamesDirectorBuy (P)612$11K
Feb 25, 2025Kao JamesDirectorBuy (P)385$7K
Feb 24, 2025Kao JamesDirectorBuy (P)6K$103K
Feb 21, 2025Kao JamesDirectorBuy (P)3K$58K
Dec 6, 2024Fan GaryEVP/Chief Operations OfficerSell (S)12K$281K

Institutional ownership over time

46 funds-26 since Q3 2024
055109Q3 2024Q1 2025Q3 2025Q1 2026Q2 2026
funds holding aggregate valuelatest $43.9M

Recent filings

15 shown

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Connected entities for RBB

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Ask your agent what changed in RBB

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/RBB/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for RBB.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for RBB. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.