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Brandywine Global Investment Management’s Organon & Co OGN Stock Holding History

Brandywine Global 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
-2,214,334
Closed -$23.6M – 648
2025
Q3 		$23.6M Sell
2,214,334
-48,292
-2% -$474K 0.16% 143
2025
Q2 		$21.9M Buy
2,262,626
+837,201
+59% +$8.63M 0.15% 155
2025
Q1 		$21.2M Sell
1,425,425
-604,498
-30% -$9.3M 0.15% 158
2024
Q4 		$30.3M Buy
2,029,923
+521,847
+35% +$8.5M 0.22% 117
2024
Q3 		$27.3M Sell
1,508,076
-6,916
-0.5% -$143K 0.18% 135
2024
Q2 		$31.4M Sell
1,514,992
-80,395
-5% -$1.6M 0.23% 111
2024
Q1 		$30M Buy
1,595,387
+112,139
+8% +$1.92M 0.22% 116
2023
Q4 		$21.4M Buy
1,483,248
+812,878
+121% +$11.1M 0.17% 133
2023
Q3 		$11.6M Sell
670,370
-24,953
-4% -$520K 0.1% 207
2023
Q2 		$14.5M Buy
695,323
+250,270
+56% +$5.44M 0.12% 181
2023
Q1 		$10.5M Buy
+445,053
New +$12M 0.08% 223

Other funds holding OGN

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
Geode Capital Management
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
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

Brandywine Global Investment Management's OGN Position: Q4 2025 in Review

Brandywine Global Investment Management sold out of Organon & Co (OGN) in Q4 2025, closing a stake of 2,214,334 shares — an estimated $23.6M sold.

Brandywine Global Investment Management first reported a position in OGN in Q1 2023 and held it in 11 quarters. The position peaked at $31.4M in Q2 2024. 634 funds tracked by Wall St. Rank hold OGN as of Q4 2025.

  • Brandywine Global Investment Management reported no remaining Organon & Co position as of Q4 2025 after selling out during the quarter.
  • Brandywine Global Investment Management sold 2,214,334 Organon & Co shares in Q4 2025, an estimated $23.6M.
  • Brandywine Global Investment Management first reported a position in Organon & Co in Q1 2023 and held it in 11 quarters.
  • Brandywine Global Investment Management's Organon & Co position peaked at $31.4M in Q2 2024.
  • 634 funds tracked by Wall St. Rank held Organon & Co as of Q4 2025.

Based on Brandywine Global Investment Management's 13F filing for Q4 2025, filed 11 Feb 2026.