Citadel Advisors
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Citadel Advisors’s RBB Bancorp RBB Stock Holding History

Citadel Advisors’s Portfolio RBB Stock Details RBB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-300
Closed -$4.95K – 14627
2025
Q1 		$4.95K Buy
+300
New +$5.46K ﹤0.01% 13852
2024
Q2 		– Sell
-100
Closed -$1.8K – 15197
2024
Q1 		$1.8K Buy
+100
New +$1.77K ﹤0.01% 14080
2023
Q4 		– Sell
-700
Closed -$8.95K – 15067
2023
Q3 		$8.95K Buy
+700
New +$9.52K ﹤0.01% 13153

Other funds holding RBB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
HIM
Hillsdale Investment Management Toronto, Ontario, Canada $4.39B AUM 72.96% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Citadel Advisors's RBB Position: Q2 2026 in Review

Citadel Advisors increased its RBB Bancorp (RBB) stake by 49% in Q2 2026, buying an estimated $529K and bringing the position to 66,633 shares worth $1.83M. The position accounts for ﹤0.01% of the portfolio, ranked #6751.

Citadel Advisors first reported a position in RBB in Q3 2018 and has held it in 22 quarters since. 145 funds tracked by Wall St. Rank hold RBB as of Q2 2026.

  • Citadel Advisors held 66,633 shares of RBB Bancorp worth $1.83M as of Q2 2026.
  • Citadel Advisors bought 22,048 RBB Bancorp shares in Q2 2026, an estimated $529K.
  • RBB Bancorp made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #6751 holding.
  • Citadel Advisors first reported a position in RBB Bancorp in Q3 2018 and has held it in 22 quarters since.
  • 145 funds tracked by Wall St. Rank held RBB Bancorp as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.