Tortoise Investment Management’s Organon & Co OGN Stock Holding History

Tortoise Investment Management’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
2025 Q4	–	Sell	-201	Closed	-$2.15K	–	1053
2025 Q3	$2.15K	Hold	201	–	–	﹤0.01%	853
2025 Q2	$1.95K	Hold	201	–	–	﹤0.01%	812
2025 Q1	$2.99K	Hold	201	–	–	﹤0.01%	675
2024 Q4	$3K	Hold	201	–	–	﹤0.01%	725
2024 Q3	$3.85K	Hold	201	–	–	﹤0.01%	709
2024 Q2	$4.16K	Hold	201	–	–	﹤0.01%	701
2024 Q1	$3.78K	Hold	201	–	–	﹤0.01%	702
2023 Q4	$2.9K	Hold	201	–	–	﹤0.01%	667
2023 Q3	$3.49K	Sell	201 -27	-12%	-$563	﹤0.01%	647
2023 Q2	$4.75K	Sell	228 -8	-3%	-$174	﹤0.01%	622
2023 Q1	$5.55K	Hold	236	–	–	﹤0.01%	603
2022 Q4	$6.6K	Sell	236 -76	-24%	-$1.94K	﹤0.01%	588
2022 Q3	$7K	Buy	312 +20	+7%	+$604	﹤0.01%	576
2022 Q2	$10K	Hold	292	–	–	﹤0.01%	519
2022 Q1	$10K	Sell	292 -12	-4%	-$410	﹤0.01%	499
2021 Q4	$9K	Hold	304	–	–	﹤0.01%	493
2021 Q3	$10K	Hold	304	–	–	﹤0.01%	471
2021 Q2	$9K	Buy	+304	New	+$10K	﹤0.01%	479

Other funds holding OGN

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

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

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

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

PMG

Private Management Group Irvine, California $3.8B AUM 23.19% 1-Year Est. Return

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

KBG

Kahn Brothers Group New York $633M AUM 39.01% 1-Year Est. Return

Tortoise Investment Management's OGN Position: Q4 2025 in Review

Tortoise Investment Management sold out of Organon & Co (OGN) in Q4 2025, closing a stake of 201 shares — an estimated $2.15K sold.

Tortoise Investment Management first reported a position in OGN in Q2 2021 and held it in 18 quarters. The position peaked at $10K in Q2 2022. 634 funds tracked by Wall St. Rank hold OGN as of Q4 2025.

Tortoise Investment Management reported no remaining Organon & Co position as of Q4 2025 after selling out during the quarter.
Tortoise Investment Management sold 201 Organon & Co shares in Q4 2025, an estimated $2.15K.
Tortoise Investment Management first reported a position in Organon & Co in Q2 2021 and held it in 18 quarters.
Tortoise Investment Management's Organon & Co position peaked at $10K in Q2 2022.
634 funds tracked by Wall St. Rank held Organon & Co as of Q4 2025.

Based on Tortoise Investment Management's 13F filing for Q4 2025, filed 6 Feb 2026.