Marshall Wace’s OP Bancorp OPBK Stock Holding History

Marshall Wace’s Portfolio OPBK Stock Details OPBK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.63M	Buy	122,533 +13,454	+12%	+$185K	﹤0.01%	1897
2025 Q4	$1.54M	Sell	109,079 -10,986	-9%	-$150K	﹤0.01%	1710
2025 Q3	$1.67M	Sell	120,065 -20,526	-15%	-$284K	﹤0.01%	1706
2025 Q2	$1.83M	Buy	140,591 +127,330	+960%	+$1.55M	﹤0.01%	1599
2025 Q1	$159K	Buy	+13,261	New	+$182K	﹤0.01%	2440
2022 Q4	–	Sell	-59,048	Closed	-$656K	–	3290
2022 Q3	$656K	Sell	59,048 -14,276	-19%	-$164K	﹤0.01%	2610
2022 Q2	$769K	Sell	73,324 -7,182	-9%	-$87.8K	﹤0.01%	2588
2022 Q1	$1.11M	Buy	80,506 +77,382	+2,477%	+$1.04M	﹤0.01%	2405
2021 Q4	$39K	Buy	+3,124	New	+$37.7K	﹤0.01%	3608

Other funds holding OPBK

DWM

Diversify Wealth Management Sandy, Utah $5.98B AUM 29.21% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $116B AUM 26.37% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

THC

Truffle Hound Capital Bethesda, Maryland $386M AUM 57.88% 1-Year Est. Return

MCM

Maltese Capital Management New York $508M AUM 21.31% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

GCM

Gator Capital Management Tampa, Florida $489M AUM 54.23% 1-Year Est. Return

Marshall Wace's OPBK Position: Q1 2026 in Review

Marshall Wace increased its OP Bancorp (OPBK) stake by 12% in Q1 2026, buying an estimated $185K and bringing the position to 122,533 shares worth $1.63M. The position accounts for ﹤0.01% of the portfolio, ranked #1897.

Marshall Wace first reported a position in OPBK in Q4 2021 and has held it in 9 quarters since. The position peaked at $1.83M in Q2 2025. 96 funds tracked by Wall St. Rank hold OPBK as of Q1 2026.

Marshall Wace held 122,533 shares of OP Bancorp worth $1.63M as of Q1 2026.
Marshall Wace bought 13,454 OP Bancorp shares in Q1 2026, an estimated $185K.
OP Bancorp made up ﹤0.01% of Marshall Wace's portfolio in Q1 2026, its #1897 holding.
Marshall Wace first reported a position in OP Bancorp in Q4 2021 and has held it in 9 quarters since.
Marshall Wace's OP Bancorp position peaked at $1.83M in Q2 2025.
96 funds tracked by Wall St. Rank held OP Bancorp as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.