Investor
Tetragon Partners GP Ltd
CIK 0001515070 · filed 2026-05-15 · SEC filing
13F book
$515.1M
Positions
34
10 new · 4 sold
Largest name
54.3%
UiPath, Inc. · PATH
Est. mark
−$97.1M
Price effect on 24 names still held. Flow $131.7M.
| Name | Ticker | Shares | Value | Weight | Est. mark | Change |
|---|---|---|---|---|---|---|
| UiPath, Inc. | PATH | 25.2M | $279.8M | 54.3% | −$92.3M | Added−$6.2M |
| Kolibri Global Energy Inc. | KGEI | 6.83M | $37.5M | 7.3% | $10.7M | Cut$10.3M |
| Warner Bros. Discovery, Inc. | WBD | 923.7K | $25.4M | 4.9% | — | New |
| Workiva Inc | WK | 250K | $14.9M | 2.9% | −$3.99M | Added$1.97M |
| Lyft, Inc. | LYFT | 1M | $13.3M | 2.6% | −$6.07M | Held |
| Sprinklr, Inc. | CXM | 2.2M | $13.2M | 2.6% | −$3.92M | Held |
| Autolus Therapeutics Plc | AUTL | 9.5M | $13.1M | 2.5% | −$5.8M | Held |
| Celldex Therapeutics Inc New | — | 312.3K | $9.91M | 1.9% | $1.11M | Added$3.29M |
| Arrowhead Pharmaceuticals In | — | 127.2K | $7.98M | 1.5% | −$357.7K | Added$1.54M |
| Nektar Therapeutics | NKTR | 103K | $7.41M | 1.4% | $2.06M | Added$4.48M |
| Annexon, Inc. | ANNX | 1.29M | $7.16M | 1.4% | $672.1K | Cut−$3.04M |
| Pharvaris N.V. | PHVS | 221.6K | $6.26M | 1.2% | $97.3K | Added$860K |
| Alkermes plc. | ALKS | 159.8K | $5.65M | 1.1% | $1.04M | Added$1.7M |
| Agios Pharmaceuticals, Inc. | AGIO | 164.8K | $5.58M | 1.1% | $1.07M | Added$1.17M |
| Immunovant, Inc. | IMVT | 218.5K | $5.43M | 1.1% | −$96.4K | Added$1.2M |
| Praxis Precision Medicines I | — | 16K | $5.14M | 1.0% | $437.9K | Cut−$1.63M |
| Krystal Biotech, Inc. | KRYS | 19.7K | $5.08M | 1.0% | $139.2K | Added$2.17M |
| Dyne Therapeutics, Inc. | DYN | 258.1K | $4.68M | 0.9% | −$354.6K | Added−$170.9K |
| Amylyx Pharmaceuticals, Inc. | AMLX | 317.9K | $4.42M | 0.9% | $496.5K | Added$1.12M |
| MBX Biosciences, Inc. | MBX | 145.5K | $4.34M | 0.8% | −$242.2K | Added−$178K |
| Definium Therape | DFTX | 200K | $3.78M | 0.7% | — | New |
| Soleno Therapeutics Inc | — | 102.1K | $3.42M | 0.7% | — | New |
| Axsome Therapeutics, Inc. | AXSM | 20.1K | $3.39M | 0.7% | −$273.2K | Cut−$1.53M |
| Harmony Biosciences Hldgs In | — | 119.3K | $3.34M | 0.6% | −$779.4K | Added$243.4K |
| Silence Therapeutics Plc | — | 630.2K | $3.32M | 0.6% | −$295.9K | Added$1.1M |
| Acadia Pharmaceuticals Inc | ACAD | 144.6K | $3.22M | 0.6% | — | New |
| Ionis Pharmaceuticals Inc | IONS | 41.8K | $3.14M | 0.6% | — | New |
| MapLight Therapeutics, Inc. | MPLT | 112.1K | $2.28M | 0.4% | $310K | Cut−$610.6K |
| Relay Therapeutics, Inc. | RLAY | 181.5K | $1.81M | 0.4% | — | New |
| Snowflake Inc. | SNOW | 10K | $1.51M | 0.3% | −$685.4K | Held |
| Aardvark Therapeutics, Inc. | AARD | 316.6K | $1.19M | 0.2% | — | New |
| Tectonic Therapeutic, Inc. | TECX | 37.6K | $1.16M | 0.2% | — | New |
| Ultragenyx Pharmaceutical In | — | 39.5K | $827K | 0.2% | — | New |
| Karyopharm Therapeutics Inc. | KPTI | 53K | $295.1K | 0.1% | — | New |
Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.