Marshall Wace
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Marshall Wace’s RBB Bancorp RBB Stock Holding History

Marshall Wace’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 		$2.68M Buy
+97,845
New +$2.35M ﹤0.01% 1690
2026
Q1 		– Sell
-30,778
Closed -$635K – 3600
2025
Q4 		$635K Buy
30,778
+7,575
+33% +$149K ﹤0.01% 2144
2025
Q3 		$435K Buy
+23,203
New +$444K ﹤0.01% 2285
2019
Q4 		– Sell
-169
Closed -$3K – 2000
2019
Q3 		$3K Buy
+169
New +$3.23K ﹤0.01% 1626

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

Marshall Wace's RBB Position: Q2 2026 in Review

Marshall Wace opened a new position in RBB Bancorp (RBB) in Q2 2026: 97,845 shares worth $2.68M. The stake represents ﹤0.01% of the portfolio and ranks #1690 among its holdings. This is a return to the name: Marshall Wace previously reported a position in RBB as recently as Q4 2025.

Marshall Wace first reported a position in RBB in Q3 2019 and has held it in 4 quarters since. 145 funds tracked by Wall St. Rank hold RBB as of Q2 2026.

  • Marshall Wace held 97,845 shares of RBB Bancorp worth $2.68M as of Q2 2026.
  • RBB Bancorp was a new Marshall Wace position in Q2 2026.
  • RBB Bancorp made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #1690 holding.
  • Marshall Wace first reported a position in RBB Bancorp in Q3 2019 and has held it in 4 quarters since.
  • 145 funds tracked by Wall St. Rank held RBB Bancorp as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.