OrbiMed Capital GP VIII LLC
- SEC CIK
- 0001845804
In the past year, 3 open-market purchase filings worth $26.0M and 2 sale filings worth $9.13M.
Current role at each company
- BLSM BlossomHill Therapeutics, Inc.Directoras of Aug 12, 2026
- SCTX Scribe Therapeutics, Inc.Directoras of Jul 29, 2026
- SION Sionna Therapeutics, Inc.Directoras of Jul 9, 2026
- TRAW Traws Pharma, Inc.10% Owneras of Apr 28, 2026
- IRON Disc Medicine, Inc.Directoras of Mar 26, 2025
Show 5 more companies
- Lomond Therapeutics Holdings, Inc.Directoras of Nov 5, 2024
- UPB Upstream Bio, Inc.Director, 10% Owneras of Oct 17, 2024
- KNTE Kinnate Biopharma Inc.Director, 10% Owneras of Apr 5, 2024
- AVBP ArriVent BioPharma, Inc.Director, 10% Owneras of Jan 31, 2024
- JANX Janux Therapeutics, Inc.Directoras of Dec 30, 2021
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- $26.0M
- 3 filings
- Sold
- $9.13M
- 2 filings
- Net
- +$16.9M
- Bought minus sold
- Companies
- 4
- With open-market trades
Trades
Every Form 4 that lists OrbiMed Capital GP VIII LLC as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
BLSM BlossomHill Therapeutics, Inc.
Director1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 12, 2026 (view filing)4:43 PM ET | Aug 10 | 2 days | OrbiMed Advisors LLC and 1 otherDirector | PPurchase | +625.0K | $16.00 | +$10.0M | +29.9%2.71M after |
SCTX Scribe Therapeutics, Inc.
Director1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jul 29, 2026 (view filing)6:47 PM ET | Jul 27 | 2 days | OrbiMed Advisors LLC and 1 otherDirector | PPurchase | +1.00M | $15.00 | +$15.0M | +286.7%1.35M after |
SION Sionna Therapeutics, Inc.
Director11 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jul 9, 2026 (view filing)4:44 PM ET | Jul 7 | 2 days | OrbiMed Advisors LLC and 1 otherDirector | SSale | −85.9K | $44.86 | −$3.85M | −3.4%2.47M after | 10b5-1 |
| Jul 2, 2026 (view filing)4:42 PM ET | Jun 30 | 2 days | OrbiMed Advisors LLC and 1 otherDirector | SSale | −115.8K | $45.50 | −$5.27M | −4.3%2.56M after | 10b5-1 |
| May 29, 2026 (view filing)8:57 PM ET | May 27 | 2 days | OrbiMed Advisors LLC and 1 otherDirector | SSale | −101 | $44.49 | −$4.49K | 0.0%2.67M after | 10b5-1Duplicate filing |
| May 11, 2026 (view filing)6:58 PM ET | May 7-11 | 4 days | OrbiMed Advisors LLC and 1 otherDirector | SSale | −293.0K | $45.62 | −$13.4M | −9.9%2.67M after | 3 lots10b5-1Duplicate filing |
| Apr 21, 2026 (view filing)8:40 PM ET | Apr 17-18 | 4 days | OrbiMed Advisors LLC and 1 otherDirector | SSale | −55.3K | $44.67 | −$2.47M | −1.8%2.96M after | 2 lots10b5-1Duplicate filing |
| Apr 16, 2026 (view filing)7:03 PM ET | Apr 14-16 | 2 days | OrbiMed Advisors LLC and 1 otherDirector | SSale | −510.6K | $44.94 | −$22.9M | −14.5%3.02M after | 3 lots10b5-1Duplicate filing |
| Feb 4, 2026 (view filing)7:39 PM ET | Feb 2-3 | 2 days | OrbiMed Advisors LLC and 1 otherDirector | SSale | −31.0K | $44.58 | −$1.38M | −0.9%3.53M after | 2 lots10b5-1Duplicate filing |
| Dec 29, 2025 (view filing)8:44 PM ET | Dec 24 | 5 days | OrbiMed Advisors LLC and 1 otherDirector | SSale | −33.4K | $44.55 | −$1.49M | −0.9%3.56M after | 10b5-1Duplicate filing |
| Dec 19, 2025 (view filing)7:29 PM ET | Dec 17-19 | 2 days | OrbiMed Advisors LLC and 1 otherDirector | SSale | −1.88K | $44.49 | −$83.4K | −0.1%3.60M after | 3 lots10b5-1Duplicate filing |
| Nov 26, 2025 (view filing)6:45 PM ET | Nov 24-26 | 2 days | OrbiMed Advisors LLC and 1 otherDirector | SSale | −108.1K | $44.55 | −$4.81M | −2.9%3.60M after | 3 lots10b5-1Duplicate filing |
TRAW Traws Pharma, Inc.
10% Owner3 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Apr 28, 2026 (view filing)9:41 PM ET | Apr 16 | 12 daysLate | OrbiMed Advisors LLC and 1 other10% Owner | PPurchase | +597.7K | $1.67 | +$998.2K | +98.7%1.20M after | |
| Apr 28, 2026 (view filing)9:41 PM ET | Apr 16 | 12 daysLate | OrbiMed Advisors LLC and 1 other10% Owner | PPurchase | +2.99M | – | – | –1.79M after | Derivative3 lots |
| Jan 27, 2025 (view filing)7:03 PM ET | Dec 29, 2024 | 29 daysLate | OrbiMed Advisors LLC and 1 other10% Owner | PPurchase | +192.7K | – | – | –96.3K after | Derivative2 lotsDuplicate filing |
IRON Disc Medicine, Inc.
Director8 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Mar 26, 2025 (view filing)7:00 PM ET | Mar 24 | 2 days | OrbiMed Advisors LLC and 3 othersDirector | SSale | −5.74K | $54.11 | −$310.5K | −3.0%186.5K after | 3 lotsDuplicate filing |
| Mar 21, 2025 (view filing)8:00 PM ET | Mar 19-21 | 2 days | OrbiMed Advisors LLC and 3 othersDirector | SSale | −52.4K | $54.02 | −$2.83M | −21.9%187.3K after | 9 lotsDuplicate filing |
| Mar 12, 2025 (view filing)9:34 PM ET | Mar 10-12 | 2 days | OrbiMed Advisors LLC and 3 othersDirector | SSale | −312.4K | $54.31 | −$17.0M | −61.7%194.2K after | 15 lotsDuplicate filing |
| Jun 20, 2024 (view filing)5:19 PM ET | Jun 17 | 3 days | OrbiMed Advisors LLC and 3 othersDirector | PPurchase | +83.3K | $36.00 | +$3.00M | +54.8%235.4K after | 3 lotsDuplicate filing |
| Dec 20, 2023 (view filing)6:28 PM ET | Dec 18 | 2 days | OrbiMed Advisors LLC and 3 othersDirector | SSale | −1.72K | $59.24 | −$102.1K | −100.0%0 after | Duplicate filing |
| Dec 15, 2023 (view filing)6:04 PM ET | Dec 14 | 1 day | OrbiMed Advisors LLC and 3 othersDirector | SSale | −433.2K | $56.75 | −$24.6M | −65.9%224.4K after | 3 lotsDuplicate filing |
| Dec 14, 2023 (view filing)5:44 PM ET | Dec 12-14 | 2 days | OrbiMed Advisors LLC and 3 othersDirector | SSale | −134.2K | $58.88 | −$7.90M | −15.6%727.8K after | 8 lotsDuplicate filing |
| Feb 17, 2023 (view filing)4:43 PM ET | Feb 15 | 2 days | OrbiMed Advisors LLC and 3 othersDirector, 10% Owner | PPurchase | +108.7K | $23.00 | +$2.50M | +57.1%299.2K after | 3 lotsDuplicate filing |
UPB Upstream Bio, Inc.
Director, 10% Owner1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Oct 17, 2024 (view filing)4:17 PM ET | Oct 15 | 2 days | OrbiMed Advisors LLC and 3 othersDirector, 10% Owner | PPurchase | +825.0K | $17.00 | +$14.0M | +22.1%4.55M after | 2 lotsDuplicate filing |
AVBP ArriVent BioPharma, Inc.
Director, 10% Owner1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jan 31, 2024 (view filing)4:12 PM ET | Jan 30 | 1 day | OrbiMed Advisors LLC and 3 othersDirector, 10% Owner | PPurchase | +444.4K | $18.00 | +$8.00M | +41.6%1.51M after | 2 lotsDuplicate filing |
KNTE Kinnate Biopharma Inc.
Director, 10% Owner2 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| May 8, 2023 (view filing)5:22 PM ET | May 4-5 | 4 days | OrbiMed Advisors LLC and 6 othersDirector, 10% Owner | PPurchase | +1.46M | $2.80 | +$4.09M | New position1.37M after | 5 lotsDuplicate filing |
| May 2, 2023 (view filing)9:34 PM ET | Apr 28-May 2 | 4 days | OrbiMed Advisors LLC and 6 othersDirector, 10% Owner | PPurchase | +1.41M | $2.61 | +$3.67M | New position794.4K after | 9 lotsDuplicate filing |
JANX Janux Therapeutics, Inc.
Director2 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Dec 30, 2021 (view filing)9:00 PM ET | Dec 29 | 1 day | OrbiMed Advisors LLC and 2 othersDirector | SSale | −40.4K | $20.30 | −$820.1K | −14.9%231.1K after | 2 lotsDuplicate filing |
| Dec 23, 2021 (view filing)4:13 PM ET | Dec 21 | 2 days | OrbiMed Advisors LLC and 2 othersDirector | SSale | −119.4K | $19.00 | −$2.27M | −33.7%234.8K after | 2 lotsDuplicate filing |