Tetragon Partners GP Ltd — 13F Holdings & Portfolio
CIK 1515070 · latest 13F-HR filed 2026-08-13
Tetragon Partners GP Ltd manages $635.1M in 13F-reported U.S. long-equity assets across 43 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are PATH (38.43%), PATH (9.01%), PATH (5.54%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 5 new positions, exited 7, added to 21, and trimmed 5.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
UGLAND HOUSE
GRAND CAYMAN KY1-1104
$635.1M
Long-equity book
43
Distinct positions
2026-06-30
Filed 2026-08-13
+5 / −7 / ↑21 / ↓5
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- UIPATH INC$56.6M +20.2%
- DEFINIUM THERAPEUTICS INC$9.7M +257.2%
- RELAY THERAPEUTICS INC$8.9M +490.7%
- MBX BIOSCIENCES INC$6.9M +158.7%
- SILENCE THERAPEUTICS PLC$5.1M +152.7%
Top Trims
- WARNER BROS DISCOVERY INC-$18.7M -73.7%
- KOLIBRI GLOBAL ENERGY INC-$3.7M -9.8%
- WORKIVA INC-$2.8M -18.6%
- SPRINKLR INC-$1.8M -14.0%
- NEKTAR THERAPEUTICS-$1.3M -18.1%
New Positions
- ALKAMI TECHNOLOGY INC$10.9M
- CELCUITY INC$6.7M
- CUE BIOPHARMA INC$3.0M
- ACLARIS THERAPEUTICS INC$2.1M
- MONTE ROSA THERAPEUTICS INC$1.4M
Exited Positions
- PRAXIS PRECISION MEDICINES I$5.1M
- SOLENO THERAPEUTICS INC$3.4M
- AXSOME THERAPEUTICS INC.$3.4M
- MAPLIGHT THERAPEUTICS INC$2.3M
- AARDVARK THERAPEUTICS INC$1.2M
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | UIPATH INC | PATH | 90364P105 | $244.0M | 38.43% | 22,450,000 | SH |
| 2 | UIPATH INC | PATH | 90364P105 | $57.2M | 9.01% | 5,264,462 | SH |
| 3 | UIPATH INC | PATH | 90364P105 | $35.2M | 5.54% | 3,235,538 | SH |
| 4 | KOLIBRI GLOBAL ENERGY INC | KGEI | 50043K406 | $20.6M | 3.24% | 4,154,954 | SH |
| 5 | AUTOLUS THERAPEUTICS LTD | AUTL | 05280R100 | $15.2M | 2.39% | 9,500,000 | SH |
| 6 | LYFT INC | LYFT | 55087P104 | $14.6M | 2.30% | 1,000,000 | SH |
| 7 | DEFINIUM THERAPEUTICS INC | DFTX | 24477V105 | $13.5M | 2.13% | 286,990 | SH |
| 8 | KOLIBRI GLOBAL ENERGY INC | KGEI | 50043K406 | $13.3M | 2.09% | 2,679,550 | SH |
| 9 | WORKIVA INC | WK | 98139A105 | $12.1M | 1.91% | 250,000 | SH |
| 10 | SPRINKLR INC | CXM | 85208T107 | $11.4M | 1.79% | 2,200,000 | SH |
| 11 | MBX BIOSCIENCES INC | MBX | 55287L101 | $11.2M | 1.77% | 203,543 | SH |
| 12 | ALKAMI TECHNOLOGY INC | ALKT | 01644J108 | $10.9M | 1.71% | 600,284 | SH |
| 13 | CELLDEX THERAPEUTICS INC NEW | CLDX | 15117B202 | $10.8M | 1.70% | 290,441 | SH |
| 14 | RELAY THERAPEUTICS INC | RLAY | 75943R102 | $10.7M | 1.68% | 570,311 | SH |
| 15 | ARROWHEAD PHARMACEUTICALS IN | ARWR | 04280A100 | $10.6M | 1.67% | 130,484 | SH |
| 16 | PHARVARIS N V | PHVS | N69605108 | $10.2M | 1.61% | 295,627 | SH |
| 17 | ALKERMES PLC | ALKS | G01767105 | $10.0M | 1.57% | 189,979 | SH |
| 18 | IMMUNOVANT INC | IMVT | 45258J102 | $9.9M | 1.55% | 255,934 | SH |
| 19 | AXSOME THERAPEUTICS INC. Call | AXSM | 05464T104 | $8.6M | 1.35% | 35,000 | SH |
| 20 | SILENCE THERAPEUTICS PLC | SLN | 82686Q101 | $8.4M | 1.32% | 764,256 | SH |
| 21 | DYNE THERAPEUTICS INC | DYN | 26818M108 | $7.9M | 1.25% | 356,657 | SH |
| 22 | IONIS PHARMACEUTICALS INC | IONS | 462222100 | $7.7M | 1.21% | 97,173 | SH |
| 23 | AGIOS PHARMACEUTICALS INC | AGIO | 00847X104 | $7.6M | 1.20% | 205,579 | SH |
| 24 | HARMONY BIOSCIENCES HLDGS IN | HRMY | 413197104 | $7.3M | 1.15% | 201,036 | SH |
| 25 | KRYSTAL BIOTECH INC | KRYS | 501147102 | $7.3M | 1.15% | 19,668 | SH |
| 26 | ANNEXON INC | ANNX | 03589W102 | $7.1M | 1.12% | 1,242,455 | SH |
| 27 | CELCUITY INC | CELC | 15102K100 | $6.7M | 1.06% | 64,110 | SH |
| 28 | NEKTAR THERAPEUTICS | NKTR | 640268306 | $6.1M | 0.96% | 86,996 | SH |
| 29 | AMYLYX PHARMACEUTICALS INC | AMLX | 03237H101 | $5.4M | 0.84% | 297,926 | SH |
| 30 | ACADIA PHARMACEUTICALS INC | ACAD | 004225108 | $4.2M | 0.67% | 167,875 | SH |
| 31 | WARNER BROS DISCOVERY INC | WBD | 934423104 | $4.1M | 0.65% | 154,794 | SH |
| 32 | ULTRAGENYX PHARMACEUTICAL IN Call | RARE | 90400D108 | $3.3M | 0.53% | 100,000 | SH |
| 33 | SILENCE THERAPEUTICS PLC Call | SLN | 82686Q101 | $3.3M | 0.52% | 300,000 | SH |
| 34 | CUE BIOPHARMA INC | CUE | 22978P205 | $3.0M | 0.47% | 93,819 | SH |
| 35 | SNOWFLAKE INC | SNOW | 833445109 | $2.5M | 0.40% | 10,000 | SH |
| 36 | WARNER BROS DISCOVERY INC | WBD | 934423104 | $2.5M | 0.40% | 95,206 | SH |
| 37 | KARYOPHARM THERAPEUTICS INC Call | KPTI | 48576U205 | $2.4M | 0.39% | 250,300 | SH |
| 38 | ACLARIS THERAPEUTICS INC | ACRS | 00461U105 | $2.1M | 0.33% | 400,000 | SH |
| 39 | AGIOS PHARMACEUTICALS INC Call | AGIO | 00847X104 | $1.9M | 0.29% | 50,000 | SH |
| 40 | TECTONIC THERAPEUTIC INC | TECX | 878972108 | $1.6M | 0.25% | 46,516 | SH |
| 41 | MONTE ROSA THERAPEUTICS INC | GLUE | 61225M102 | $1.4M | 0.21% | 56,052 | SH |
| 42 | TENAX THERAPEUTICS INC Call | TENX | 88032L605 | $1.1M | 0.17% | 75,100 | SH |
| 43 | AMYLYX PHARMACEUTICALS INC Call | AMLX | 03237H101 | $152.7K | 0.02% | 8,500 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-13 | $635.1M | 43 | 0000919574-26-005024 |
| 2026-03-31 | 2026-05-15 | $515.1M | 40 | 0000919574-26-003297 |
| 2025-12-31 | 2026-02-17 | $474.3M | 31 | 0000902664-26-001035 |
| 2025-09-30 | 2025-11-14 | $747.6M | 47 | 0000902664-25-005067 |