BIOS Fund II, LP
- SEC CIK
- 0001714576
No open-market purchases or sales filed in the past year.
Current role at each company
- CGTX Cognition Therapeutics IncDirector, 10% Owneras of Jun 22, 2026
- ACTU Actuate Therapeutics, Inc.Director, 10% Owneras of Jun 30, 2025
- LTRN Lantern Pharma Inc.10% Owneras of Jun 13, 2025
- INAB IN8BIO, Inc.10% Owneras of May 7, 2025
- AZTR Azitra, Inc.10% Owneras of Jun 23, 2023
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
- –
- 0 filings
- Sold
- –
- 0 filings
- Net
- –
- Bought minus sold
- Companies
- 0
- With open-market trades
Trades
Every Form 4 that lists BIOS Fund II, LP 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.
ACTU Actuate Therapeutics, Inc.
Director, 10% Owner5 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 (view filing)1:02 PM ET | Jun 27 | 3 days | BIOS Fund I, LP and 9 othersDirector, 10% Owner | PPurchase | +71.4K | $7.00 | +$500.0K | +57.1%196.4K after | Duplicate filing |
| Jun 30, 2025 (view filing)1:02 PM ET | Jun 27 | 3 days | BIOS Fund I, LP and 9 othersDirector, 10% Owner | PPurchase | +71.4K | $0.00 | $0 | –71.4K after | DerivativeDuplicate filing |
| Aug 20, 2024 (view filing)8:45 PM ET | Aug 14 | 6 days | BIOS Fund I, LP and 9 othersDirector, 10% Owner | SSale | −25.0K | $8.00 | −$200.0K | −16.0%131.2K after | Amended3 lots |
| Aug 14, 2024 (view filing)8:44 PM ET | Aug 14 | Same day | BIOS Fund I, LP and 9 othersDirector, 10% Owner | PPurchase | +500.0K | $8.00 | +$4.00M | New position125.0K after | 2 lots |
| Aug 14, 2024 (view filing)8:44 PM ET | Aug 14 | Same day | BIOS Fund I, LP and 9 othersDirector, 10% Owner | SSale | −25.0K | $9.00 | −$225.0K | −16.0%131.2K after | 3 lots |
LTRN Lantern Pharma Inc.
10% Owner9 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 13, 2025 (view filing)7:57 PM ET | Jun 13 | Same day | BIOS Fund I, LP and 9 others10% Owner | SSale | −40.0K | $3.09 | −$123.6K | −25.9%114.3K after | 5 lotsDuplicate filing |
| Jun 13, 2025 (view filing)6:06 AM ET | Jun 10-12 | 3 daysLate | BIOS Fund I, LP and 9 others10% Owner | SSale | −61.6K | $3.38 | −$208.3K | −34.2%118.6K after | 15 lotsDuplicate filing |
| May 29, 2025 (view filing)9:55 PM ET | May 27-29 | 2 days | BIOS Fund I, LP and 9 others10% Owner | SSale | −56.2K | $2.99 | −$168.4K | −31.0%125.3K after | 15 lotsDuplicate filing |
| May 28, 2024 (view filing)4:30 PM ET | May 23-24 | 5 days | BIOS Fund I, LP and 9 others10% Owner | SSale | −30.0K | $6.30 | −$189.1K | −18.6%131.5K after | 6 lots |
| Feb 29, 2024 (view filing)9:54 PM ET | Feb 27-29 | 2 days | BIOS Fund I, LP and 9 others10% Owner | SSale | −144.0K | $4.70 | −$676.3K | −51.1%137.8K after | 9 lotsDuplicate filing |
| Jan 19, 2024 (view filing)4:31 PM ET | Jan 17 | 2 days | BIOS Fund I, LP and 9 others10% Owner | SSale | −58.9K | $4.20 | −$247.3K | −25.9%168.4K after | 3 lotsDuplicate filing |
| Dec 1, 2023 (view filing)6:01 AM ET | Nov 29 | 2 days | BIOS Fund I, LP and 9 others10% Owner | SSale | −145.3K | $3.44 | −$500.0K | −28.1%371.9K after | 2 lotsDuplicate filing |
| Nov 9, 2022 (view filing)9:37 PM ET | Nov 8 | 1 day | BIOS Fund I, LP and 9 others10% Owner | SSale | −350.0K | $4.40 | −$1.54M | −68.1%164.1K after | 5 lots |
| Sep 7, 2022 (view filing)4:55 PM ET | Sep 2 | 5 days | BIOS Fund I, LP and 9 others10% Owner | SSale | −6.45K | $5.20 | −$33.5K | −19.8%26.1K after | 2 lotsDuplicate filing |
INAB IN8BIO, Inc.
10% Owner9 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| May 7, 2025 (view filing)9:48 PM ET | May 2 | 5 daysLate | BIOS Fund II, LP and 8 others10% Owner | PPurchase | +1.15M | – | – | –2.43M after | DerivativeDuplicate filing |
| Oct 11, 2024 (view filing)6:12 PM ET | Oct 4 | 7 daysLate | BIOS Fund II, LP and 8 others10% Owner | PPurchase | +1.28M | – | – | –709.0K after | Derivative2 lots |
| Dec 14, 2023 (view filing)6:00 AM ET | Dec 13 | 1 day | BIOS Fund II, LP and 9 others10% Owner | PPurchase | +1.72M | – | – | –574.2K after | Derivative3 lots |
| Dec 13, 2022 (view filing)7:00 AM ET | Dec 12 | 1 day | BIOS Fund II, LP and 9 othersDirector, 10% Owner | PPurchase | +75.0K | $2.48 | +$185.9K | +15.1%570.7K after | 3 lots |
| Sep 29, 2022 (view filing)6:14 AM ET | Sep 28 | 1 day | BIOS Fund II, LP and 9 othersDirector, 10% Owner | PPurchase | +25.0K | $2.02 | +$50.5K | +4.7%562.0K after | 3 lotsDuplicate filing |
| Aug 30, 2022 (view filing)1:16 PM ET | Aug 26-29 | 4 days | BIOS Fund II, LP and 8 othersDirector, 10% Owner | PPurchase | +51.2K | $2.02 | +$103.3K | +10.1%559.1K after | 6 lotsDuplicate filing |
| Aug 30, 2022 (view filing)8:10 AM ET | Aug 26-29 | 4 days | BIOS Fund II, LP and 8 othersDirector, 10% Owner | PPurchase | +51.2K | $2.02 | +$103.3K | +10.1%559.1K after | 6 lots |
| Aug 18, 2022 (view filing)8:00 PM ET | Aug 17 | 1 day | BIOS Fund II, LP and 8 othersDirector, 10% Owner | PPurchase | +50.0K | $1.93 | +$96.5K | +9.9%553.1K after | 3 lotsDuplicate filing |
| Aug 17, 2022 (view filing)10:27 AM ET | Aug 16 | 1 day | BIOS Fund II, LP and 8 othersDirector, 10% Owner | PPurchase | +1.77M | $1.90 | +$3.37M | New position540.3K after | 3 lotsDuplicate filing |
AZTR Azitra, Inc.
10% Owner2 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 23, 2023 (view filing)9:38 PM ET | Jun 21 | 2 days | BIOS Fund I, LP and 9 others10% Owner | SSaleConvertible Notes | −669.3K | – | – | −100.0%0 after | 3 lotsDuplicate filing |
| Jun 23, 2023 (view filing)9:38 PM ET | Jun 21 | 2 days | BIOS Fund I, LP and 9 others10% Owner | PPurchase | +2.30M | $5.00 | +$3.00M | New position282.2K after | 6 lotsDuplicate filing |
CGTX Cognition Therapeutics Inc
Director, 10% Owner3 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Nov 29, 2022 (view filing)7:02 AM ET | Nov 28 | 1 day | BIOS Memory SPV I, LP and 9 othersDirector, 10% Owner | PPurchase | +16.1K | $2.65 | +$42.6K | +5.5%309.7K after | 3 lotsDuplicate filing |
| Nov 17, 2022 (view filing)7:00 AM ET | Nov 16 | 1 day | Fletcher Aaron G.L. and 9 othersDirector | PPurchase | +71.0K | $1.40 | +$99.4K | +30.0%307.9K after | 3 lotsDuplicate filing |
| Nov 16, 2022 (view filing)7:00 AM ET | Nov 15 | 1 day | Fletcher Aaron G.L. and 9 othersDirector | PPurchase | +1.50M | $1.20 | +$1.80M | New position299.6K after | 3 lotsDuplicate filing |