OrbiMed Capital GP VIII LLC (CIK 0001845804)

Latest company ownership

Shares held
3,596,886
Last filed at
Nov 26, 2025
Confidence Score
24.3
2025Q4
Confidence Score History
2025Q1 2025Q4
Role: Director
Shares held
789,833
Last filed at
Oct 17, 2024
Confidence Score
50.1
2025Q4
Confidence Score History
2024Q4 2025Q4
Shares held
469,615
Last filed at
Jan 31, 2024
Confidence Score
50.0
2025Q4
Confidence Score History
2024Q1 2025Q4
Shares held
231,098
Last filed at
Dec 30, 2021
Confidence Score
50.0
2025Q4
Confidence Score History
2021Q2 2025Q4
Shares held
186,541
Last filed at
Mar 26, 2025
Confidence Score
49.4
2025Q4
Confidence Score History
2023Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 17, 2025 Dec 19, 2025 Sionna Therapeutics, Inc. Director Sell 47.5 -1,875 -0.05% $83.4K
Nov 24, 2025 Nov 26, 2025 Sionna Therapeutics, Inc. Director Sell 17.5 -108,073 -2.92% $4.8M
Mar 24, 2025 Mar 26, 2025 Disc Medicine, Inc. Director Sell 37.5 -5,738 -0.40% $310.5K
Mar 19, 2025 Mar 21, 2025 Disc Medicine, Inc. Director Sell 17.5 -52,429 -1.21% $2.8M
Mar 10, 2025 Mar 12, 2025 Disc Medicine, Inc. Director Sell 15.0 -312,384 -3.87% $17M
Feb 10, 2025 Feb 10, 2025 Sionna Therapeutics, Inc. Director Buy 100.0 +550,000 17.43% $9.9M
Oct 15, 2024 Oct 17, 2024 Upstream Bio, Inc. Director Buy 100.0 +825,000 16.95% $14M
Jun 17, 2024 Jun 20, 2024 Disc Medicine, Inc. Director Buy 92.5 +83,334 4.90% $3M
Jan 30, 2024 Jan 31, 2024 ArriVent BioPharma, Inc. Director Buy 100.0 +444,444 17.21% $8M
Dec 18, 2023 Dec 20, 2023 Disc Medicine, Inc. Director Sell 47.5 -1,724 -0.10% $102.1K
Dec 14, 2023 Dec 15, 2023 Disc Medicine, Inc. Director Sell 15.0 -433,200 -20.29% $24.6M
Dec 12, 2023 Dec 14, 2023 Disc Medicine, Inc. Director Sell 16.3 -134,200 -2.11% $7.9M
Feb 15, 2023 Feb 17, 2023 Disc Medicine, Inc. Director Buy 95.0 +108,696 5.03% $2.5M
Dec 29, 2021 Dec 30, 2021 Janux Therapeutics, Inc. Director Sell 20.0 -40,400 -1.60% $820.1K
Dec 21, 2021 Dec 23, 2021 Janux Therapeutics, Inc. Director Sell 17.5 -119,400 -4.51% $2.3M
Jun 15, 2021 Jun 16, 2021 Janux Therapeutics, Inc. Director Buy 100.0 +705,853 30.20% $12M