Matthew Hamilton Rosenberg’s Organon & Co OGN Stock Holding History

Matthew Hamilton Rosenberg’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 Q2	$229	Buy	+17	New	+$203	﹤0.01%	785
2024 Q4	–	Sell	-162	Closed	-$2.64K	–	847
2024 Q3	$3.1K	Hold	162	–	–	﹤0.01%	726
2024 Q2	$3.29K	Sell	162 -3	-2%	-$60	﹤0.01%	689
2024 Q1	$3.05K	Buy	165 +144	+686%	+$2.47K	﹤0.01%	731
2023 Q4	$303	Sell	21 -39	-65%	-$531	﹤0.01%	841
2023 Q3	$1.04K	Sell	60 -163	-73%	-$3.4K	﹤0.01%	783
2023 Q2	$4.64K	Sell	223 -253	-53%	-$5.5K	﹤0.01%	691
2023 Q1	$11.2K	Hold	476	–	–	﹤0.01%	648
2022 Q4	$13.3K	Buy	476 +1	+0.2%	+$26	﹤0.01%	621
2022 Q3	$11K	Buy	475 +389	+452%	+$11.7K	﹤0.01%	634
2022 Q2	$3K	Buy	+86	New	+$3.01K	﹤0.01%	735
2022 Q1	–	Sell	-83	Closed	-$3K	–	757
2021 Q4	$3K	Hold	83	–	–	﹤0.01%	674
2021 Q3	$3K	Buy	+83	New	+$2.66K	﹤0.01%	657

Other funds holding OGN

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

PCM

Pentwater Capital Management Naples, Florida $16.4B AUM 55.44% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Man Group London, United Kingdom $62.7B AUM 29.77% 1-Year Est. Return

AQR Arbitrage Greenwich, Connecticut $7.02B AUM 31.58% 1-Year Est. Return

Matthew Hamilton Rosenberg's OGN Position: Q2 2026 in Review

Matthew Hamilton Rosenberg opened a new position in Organon & Co (OGN) in Q2 2026: 17 shares worth $229. The stake represents ﹤0.01% of the portfolio and ranks #785 among its holdings. This is a return to the name: Matthew Hamilton Rosenberg previously reported a position in OGN as recently as Q3 2024.

Matthew Hamilton Rosenberg first reported a position in OGN in Q3 2021 and has held it in 13 quarters since. The position peaked at $13.3K in Q4 2022. 631 funds tracked by Wall St. Rank hold OGN as of Q2 2026.

Matthew Hamilton Rosenberg held 17 shares of Organon & Co worth $229 as of Q2 2026.
Organon & Co was a new Matthew Hamilton Rosenberg position in Q2 2026.
Organon & Co made up ﹤0.01% of Matthew Hamilton Rosenberg's portfolio in Q2 2026, its #785 holding.
Matthew Hamilton Rosenberg first reported a position in Organon & Co in Q3 2021 and has held it in 13 quarters since.
Matthew Hamilton Rosenberg's Organon & Co position peaked at $13.3K in Q4 2022.
631 funds tracked by Wall St. Rank held Organon & Co as of Q2 2026.

Based on Matthew Hamilton Rosenberg's 13F filing for Q2 2026, filed 17 Jul 2026.