Birchview Capital, LP 13F holdings, Q4 2025
Holdings as of December 31, 2025 · filings on SEC EDGAR · latest filing →
Birchview Capital, LP disclosed 68 US equity positions worth $170.8m in its Q4 2025 13F filing. The largest position was KLAC at 15.6% of the reported book, followed by BMY and CMPX. Against the Q3 2025 filing, it opened 6 new positions, added to 16 and reduced 8 among the top 50 holdings.
What did Birchview Capital, LP own in Q4 2025? Top 50 positions
| # | Stock | Sector | Weight | Value | Shares | Δ shares | vs Q3 2025 |
|---|---|---|---|---|---|---|---|
| 1 | KLAC KLA CORPORATION | Technology | 15.6% | $26.6m | 21,883 | 0% | held |
| 2 | BMY BRISTOL-MYERS SQUIBB CO | Healthcare | 9.6% | $16.3m | 302,842 | -4% | reduced |
| 3 | CMPX COMPASS THERAPEUTICS INC | 5.0% | $8.6m | 1,592,938 | 82% | added | |
| 4 | STOK STOKE THERAPEUTICS INC | Healthcare | 4.8% | $8.3m | 260,000 | 24% | added |
| 5 | LRCX LAM RESEARCH CORPORATION | Technology | 4.0% | $6.9m | 40,329 | – | new |
| 6 | OLMA OLEMA PHARMACEUTICALS INC | Healthcare | 3.9% | $6.7m | 269,000 | 55% | added |
| 7 | GPCR STRUCTURE THERAPEUTICS INC | Healthcare | 3.7% | $6.3m | 90,000 | 15% | added |
| 8 | PTGX PROTAGONIST THERAPEUTICS INC | Healthcare | 2.8% | $4.8m | 55,000 | 15% | added |
| 9 | ACAD ACADIA PHARMACEUTICALS INC | Healthcare | 2.7% | $4.6m | 171,000 | 0% | held |
| 10 | OVV OVINTIV INC | Energy | 2.5% | $4.2m | 107,500 | 0% | held |
| 11 | PROTHENA CORP PLC | 2.5% | $4.2m | 441,019 | -20% | reduced | |
| 12 | SLDB SOLID BIOSCIENCES INC | Healthcare | 2.3% | $4.0m | 705,955 | 138% | added |
| 13 | NBIX NEUROCRINE BIOSCIENCES INC | Healthcare | 2.3% | $3.9m | 27,190 | -5% | reduced |
| 14 | AM6 AMICUS THERAPEUTICS INC | 2.1% | $3.6m | 253,000 | 0% | held | |
| 15 | BCYC BICYCLE THERAPEUTICS PLC | Healthcare | 1.9% | $3.3m | 462,700 | 200% | added |
| 16 | PHAT PHATHOM PHARMACEUTICALS INC | 1.9% | $3.2m | 195,000 | 129% | added | |
| 17 | CSTL CASTLE BIOSCIENCES INC | Healthcare | 1.8% | $3.1m | 80,600 | -27% | reduced |
| 18 | NTLA INTELLIA THERAPEUTICS INC | Healthcare | 1.7% | $2.8m | 315,400 | 426% | added |
| 19 | IMNM IMMUNOME INC | Healthcare | 1.6% | $2.8m | 130,000 | 24% | added |
| 20 | CORT CORCEPT THERAPEUTICS INC | Healthcare | 1.4% | $2.3m | 67,200 | 0% | held |
| 21 | VERA VERA THERAPEUTICS INC | Healthcare | 1.3% | $2.2m | 44,000 | – | new |
| 22 | QDELUSD QUIDELORTHO CORP | 1.2% | $2.1m | 72,548 | 0% | held | |
| 23 | NVCR NOVOCURE LTD | Healthcare | 1.2% | $2.0m | 152,100 | 49% | added |
| 24 | BDSX BIODESIX INC | 1.1% | $2.0m | 286,804 | 0% | held | |
| 25 | CYTK CYTOKINETICS INC | Healthcare | 1.1% | $1.9m | 30,000 | 0% | held |
| 26 | PHR PHREESIA INC | Healthcare | 1.1% | $1.9m | 110,700 | -3% | reduced |
| 27 | EQT EQT CORPORATION | Energy | 1.1% | $1.9m | 34,619 | 0% | held |
| 28 | HROW HARROW HEALTH INC | 1.0% | $1.7m | 34,000 | -15% | reduced | |
| 29 | TVTX TRAVERE THERAPEUTICS INC | Healthcare | 1.0% | $1.6m | 43,000 | -0% | held |
| 30 | FHTX FOGHORN THERAPEUTICS INC | Healthcare | 0.9% | $1.5m | 281,730 | 0% | held |
| 31 | UTHR UNITED THERAPEUTICS CORP | Healthcare | 0.9% | $1.5m | 3,000 | 0% | held |
| 32 | RARE ULTRAGENYX PHARMACEUTICAL INC | Healthcare | 0.8% | $1.4m | 62,000 | 182% | added |
| 33 | ALKS ALKERMES PLC | Healthcare | 0.8% | $1.4m | 50,000 | 0% | held |
| 34 | NKTR NEKTAR THERAPEUTICS | Healthcare | 0.8% | $1.3m | 31,000 | 671% | added |
| 35 | APGE APOGEE THERAPEUTICS INC | Healthcare | 0.7% | $1.2m | 16,000 | 0% | held |
| 36 | VSTM VERASTEM INC | Healthcare | 0.7% | $1.2m | 150,000 | – | new |
| 37 | AXSM AXSOME THERAPEUTICS INC | Healthcare | 0.6% | $1.1m | 6,061 | 1% | added |
| 38 | MASI* MASIMO CORP | 0.6% | $1.1m | 8,280 | 0% | held | |
| 39 | TXG 10X GENOMICS INC | Healthcare | 0.6% | $962.3k | 59,000 | – | new |
| 40 | XENE XENON PHARMACEUTICALS INC | Healthcare | 0.6% | $941.2k | 21,000 | 0% | held |
| 41 | PACB PACIFIC BIOSCIENCES OF CALIFORNIA INC | Healthcare | 0.5% | $935.0k | 500,000 | 0% | held |
| 42 | 4XC1 KALVISTA PHARMACEUTICALS INC | 0.5% | $920.5k | 57,000 | -15% | reduced | |
| 43 | FCX FREEPORT-MCMORAN CL-B | Basic Materials | 0.5% | $916.6k | 18,046 | 0% | held |
| 44 | VTYXUSD VENTYX BIOSCIENCES INC | 0.5% | $910.5k | 100,827 | 2% | added | |
| 45 | PHVS PHARVARIS N V | 0.5% | $828.3k | 29,847 | 101% | added | |
| 46 | ILMN ILLUMINA INC | Healthcare | 0.5% | $787.0k | 6,000 | – | new |
| 47 | QURE UNIQURE NV | 0.4% | $736.8k | 30,789 | -61% | reduced | |
| 48 | HALO HALOZYME THERAPEUTICS INC | Healthcare | 0.4% | $679.7k | 10,100 | 0% | held |
| 49 | BIOHAVEN LTD | 0.4% | $670.2k | 59,365 | – | new | |
| 50 | BBIO BRIDGEBIO PHARMA INC | Healthcare | 0.4% | $664.5k | 8,688 | 0% | held |
Weights are shares of the reported long US equity book (options excluded). Values are as filed, normalised to whole dollars. Share changes compare against the immediately preceding filing only.