Holocene Advisors’s Organon & Co OGN Stock Holding History

Holocene Advisors’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 Q3	–	Sell	-78,696	Closed	-$762K	–	870
2025 Q2	$762K	Buy	+78,696	New	+$812K	﹤0.01%	671

Other funds holding OGN

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

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

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

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

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

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

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

GAM

Gotham Asset Management New York $32.7B AUM 27.65% 1-Year Est. Return

Holocene Advisors's OGN Position: Q3 2025 in Review

Holocene Advisors sold out of Organon & Co (OGN) in Q3 2025, closing a stake of 78,696 shares — an estimated $762K sold.

Holocene Advisors first reported a position in OGN in Q2 2025 and held it in 1 quarter. The position peaked at $762K in Q2 2025. 669 funds tracked by Wall St. Rank hold OGN as of Q3 2025.

Holocene Advisors reported no remaining Organon & Co position as of Q3 2025 after selling out during the quarter.
Holocene Advisors sold 78,696 Organon & Co shares in Q3 2025, an estimated $762K.
Holocene Advisors first reported a position in Organon & Co in Q2 2025 and held it in 1 quarter.
Holocene Advisors's Organon & Co position peaked at $762K in Q2 2025.
669 funds tracked by Wall St. Rank held Organon & Co as of Q3 2025.

Based on Holocene Advisors's 13F filing for Q3 2025, filed 14 Nov 2025.