Octagon Capital Advisors LP - Stock Holdings in 13F Filings (SEC)
Updated on March 15, 2026.
Based on 13F Filings filed with the SEC on February 17, 2026, for the 2025 Q4 period, Octagon Capital Advisors LP held in its portfolio 27 assets valued at $823,679,402 (i.e. $823.68M).
The most valuable assets in the portfolio included: ABIVAX SA ($101.95M), DIANTHUS THERAPEUTICS INC ($99.59M), and COGENT BIOSCIENCES INC ($83.47M).
The chart below shows the top 10 valuable assets, and the table below shows the top 27 valuable assets.
You can see similar for other investment managers.
Related Topics: SEC Topic List.
Data Source: SEC.
Octagon Capital Advisors LP - Stock Holdings in 13F Filings (SEC)
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| Name of Issuer | No. of Shares | Value ($) | Class |
|---|---|---|---|
| ABIVAX SA | 756000 | 101950380 | SPONSORED ADS |
| DIANTHUS THERAPEUTICS INC | 2416667 | 99590847 | COM |
| COGENT BIOSCIENCES INC | 2350000 | 83472000 | COM |
| TAYSHA GENE THERAPIES INC | 8859911 | 48729511 | COM SHS |
| GOSSAMER BIO INC | 13915371 | 43137650 | COM |
| KYMERA THERAPEUTICS INC | 535000 | 41628350 | COM |
| ARRIVENT BIOPHARMA INC | 1971054 | 39657606 | COM |
| TREVI THERAPEUTICS INC | 2815000 | 35243800 | COM |
| OCULAR THERAPEUTIX INC | 2623600 | 31850504 | COM |
| MIND MEDICINE MINDMED INC | 2230000 | 29859700 | COM NEW |
| CG ONCOLOGY INC | 600000 | 24912000 | COM |
| ALUMIS INC | 2530700 | 24699632 | COM |
| PALISADE BIO INC | 9567898 | 22484560 | COM |
| CIDARA THERAPEUTICS INC | 100000 | 22089000 | COM NEW |
| BIOAGE LABS INC | 1598000 | 21141540 | COM |
| KALVISTA PHARMACEUTICALS INC | 1273333 | 20564328 | COM |
| RAPT THERAPEUTICS INC | 574000 | 19441380 | COM NEW |
| CENTESSA PHARMACEUTICALS PLC | 750000 | 18757500 | SPONSORED ADS |
| PHARVARIS N V | 671465 | 18633154 | COM |
| LEXEO THERAPEUTICS INC | 1725000 | 17129250 | COM |
| BRIDGEBIO ONCOLOGY THERAPEUT | 1043110 | 13059737 | COM NEW |
| DBV TECHNOLOGIES S A | 574200 | 11007414 | SPONSORED ADS |
| EVOMMUNE INC | 500000 | 8560000 | COM SHS |
| PRECISION BIOSCIENCES INC | 1917995 | 7978859 | COM NEW |
| CORBUS PHARMACEUTICALS HLDGS | 955000 | 7773700 | COM NEW |
| UNICYCIVE THERAPEUTICS INC | 1000000 | 5770000 | COM NEW |
| PEPGEN INC | 700000 | 4557000 | COM |