XT
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XTX Topco’s RBB Bancorp RBB Stock Holding History

XTX Topco’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
2026
Q2 		$747K Buy
+27,237
New +$653K 0.01% 2069

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

XTX Topco's RBB Position: Q2 2026 in Review

XTX Topco opened a new position in RBB Bancorp (RBB) in Q2 2026: 27,237 shares worth $747K. The stake represents 0.01% of the portfolio and ranks #2069 among its holdings.

145 funds tracked by Wall St. Rank hold RBB as of Q2 2026.

  • XTX Topco held 27,237 shares of RBB Bancorp worth $747K as of Q2 2026.
  • RBB Bancorp was a new XTX Topco position in Q2 2026.
  • RBB Bancorp made up 0.01% of XTX Topco's portfolio in Q2 2026, its #2069 holding.
  • 145 funds tracked by Wall St. Rank held RBB Bancorp as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.