Marshall Wace’s Park-Ohio Holdings PKOH Stock Holding History

Marshall Wace’s Portfolio PKOH Stock Details PKOH Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$275K	Sell	11,444 -20,767	-64%	-$508K	﹤0.01%	2676
2025 Q4	$675K	Sell	32,211 -35,627	-53%	-$740K	﹤0.01%	2116
2025 Q3	$1.44M	Buy	67,838 +15,629	+30%	+$299K	﹤0.01%	1773
2025 Q2	$932K	Sell	52,209 -5,530	-10%	-$105K	﹤0.01%	1886
2025 Q1	$1.25M	Sell	57,739 -28,484	-33%	-$683K	﹤0.01%	1686
2024 Q4	$2.27M	Sell	86,223 -37,594	-30%	-$1.13M	﹤0.01%	1385
2024 Q3	$3.8M	Buy	+123,817	New	+$3.51M	﹤0.01%	1101
2022 Q4	–	Sell	-18,608	Closed	-$210K	–	3311
2022 Q3	$210K	Sell	18,608 -8,883	-32%	-$146K	﹤0.01%	3070
2022 Q2	$437K	Buy	+27,491	New	+$386K	﹤0.01%	2855
2019 Q4	–	Sell	-700	Closed	-$21K	–	1986
2019 Q3	$21K	Buy	+700	New	+$20.9K	﹤0.01%	1598

Other funds holding PKOH

GAMCO Investors Greenwich, Connecticut $10.2B AUM 30.27% 1-Year Est. Return

PMG

Private Management Group Irvine, California $3.47B AUM 13.39% 1-Year Est. Return

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

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

Gabelli Funds Rye, New York $14.8B AUM 32.24% 1-Year Est. Return

First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

Marshall Wace's PKOH Position: Q1 2026 in Review

Marshall Wace reduced its Park-Ohio Holdings (PKOH) stake by 64% in Q1 2026, selling an estimated $508K and leaving 11,444 shares worth $275K. The position accounts for ﹤0.01% of the portfolio, ranked #2676.

Marshall Wace first reported a position in PKOH in Q3 2019 and has held it in 10 quarters since. The position peaked at $3.8M in Q3 2024. 97 funds tracked by Wall St. Rank hold PKOH as of Q1 2026.

Marshall Wace held 11,444 shares of Park-Ohio Holdings worth $275K as of Q1 2026.
Marshall Wace sold 20,767 Park-Ohio Holdings shares in Q1 2026, an estimated $508K.
Park-Ohio Holdings made up ﹤0.01% of Marshall Wace's portfolio in Q1 2026, its #2676 holding.
Marshall Wace first reported a position in Park-Ohio Holdings in Q3 2019 and has held it in 10 quarters since.
Marshall Wace's Park-Ohio Holdings position peaked at $3.8M in Q3 2024.
97 funds tracked by Wall St. Rank held Park-Ohio Holdings as of Q1 2026.

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