Marshall Wace

Marshall Wace’s Organon & Co OGN Stock Holding History

Marshall Wace’s Portfolio OGN Stock Details OGN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$5.59M	Buy	933,176 +493,209	+112%	+$3.71M	0.01%	1250
2025 Q4	$3.15M	Buy	439,967 +365,124	+488%	+$2.88M	﹤0.01%	1365
2025 Q3	$799K	Sell	74,843 -4,339	-5%	-$42.6K	﹤0.01%	2039
2025 Q2	$766K	Buy	+79,182	New	+$817K	﹤0.01%	1967
2025 Q1	–	Sell	-28,975	Closed	-$432K	–	2978
2024 Q4	$432K	Sell	28,975 -27,500	-49%	-$448K	﹤0.01%	2097
2024 Q3	$1.08M	Buy	+56,475	New	+$1.17M	﹤0.01%	1625
2024 Q1	–	Sell	-168,405	Closed	-$2.43M	–	2734
2023 Q4	$2.43M	Sell	168,405 -244,379	-59%	-$3.32M	﹤0.01%	1144
2023 Q3	$7.17M	Buy	+412,784	New	+$8.61M	0.02%	758
2023 Q2	–	Sell	-118,405	Closed	-$2.78M	–	2863
2023 Q1	$2.78M	Buy	+118,405	New	+$3.18M	0.01%	1280
2022 Q4	–	Sell	-10,884	Closed	-$255K	–	3339
2022 Q3	$255K	Buy	+10,884	New	+$329K	﹤0.01%	3001
2022 Q1	–	Sell	-72	Closed	-$2K	–	3876
2021 Q4	$2K	Buy	+72	New	+$2.35K	﹤0.01%	3788

Other funds holding OGN

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

LSV Asset Management

LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return

Millennium Management

Millennium Management New York $134B AUM 35.51% 1-Year Est. Return

Kahn Brothers Group New York $564M AUM 25.3% 1-Year Est. Return

Canada Pension Plan Investment Board

Canada Pension Plan Investment Board Toronto Ontario, Ontario, Canada $155B AUM 29.93% 1-Year Est. Return

Geode Capital Management

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

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