BIOS Capital Management, LP 13F holdings
BIOS Capital Management, LP reported 6 positions with a total reported value of $41.7M as of 2026-06-30, in its 13F for Q2 2026, filed 2026-08-14. Top holdings by reported value: ACTU ACTUATE THERAPEUTICS INC (36.9%), IRD OPUS GENETICS INC (36.3%), CGTX COGNITION THERAPEUTICS INC (16.6%), RNTX REIN THERAPEUTICS INC (7.4%), LTRN LANTERN PHARMA INC (2.5%). Against 2026-03-31 it opened 0 new positions and exited 0. Next 13F due by 2026-11-14, the legal deadline 45 days after the quarter ending 2026-09-30.
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Top holdings
6 largest of 6 positions · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| ACTU ACTUATE THERAPEUTICS INC | 10,049,996 | $15.4M | 36.9% |
| IRD OPUS GENETICS INC | 3,683,429 | $15.1M | 36.3% |
| CGTX COGNITION THERAPEUTICS INC | 6,000,000 | $6.9M | 16.6% |
| RNTX REIN THERAPEUTICS INC | 2,982,375 | $3.1M | 7.4% |
| LTRN LANTERN PHARMA INC | 249,397 | $1.0M | 2.5% |
| INAB IN8BIO INC | 80,957 | $114.1K | 0.3% |
SEC FORM 13F · Q2 2026 · VALUES AS REPORTED, NOT PRICES
New positions this quarter
Held at 2026-06-30, not at 2026-03-31 · 0 in all · reported value as of 2026-06-30
No new positions.
Sold out
Held at 2026-03-31, gone by 2026-06-30 · 0 in all · reported value as of 2026-03-31
No positions were sold out.
Biggest increases and decreases
Positions held at both quarter ends, by change in shares · reported value as of 2026-06-30
Increases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| RNTX REIN THERAPEUTICS INC | 1,982,375 | 2,982,375 | +50.4% | $3.1M |
Decreases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| LTRN LANTERN PHARMA INC | 864,435 | 249,397 | -71.1% | $1.0M |
| INAB IN8BIO INC | 167,805 | 80,957 | -51.8% | $114.1K |
CIK 1813845 · 13F FILINGS ON EDGAR · INFORMATIONAL ONLY
