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Birchview Capital 13F Portfolio ยท Matthew Strobeck

Portfolio Manager
Matthew Strobeck
Performance
+31.62% (2026 Q2)
AUM (13F)
$213.83M
# of Holdings
72
Performance Rank
Allocation (Top 20)
76.07%
Latest filing
Q2 2026

Birchview Capital LP Holdings Map

Top 50 Birchview Capital LP Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
KLAC
KLA CORPORATION
25.18%178.5K$53.8M
-10.24%(-20.36K)
2025-Q2: 158.5K shares2025-Q3: 218.8K shares2025-Q4: 218.8K shares2026-Q1: 198.8K shares2026-Q2: 178.5K shares
$84.05(+136.27%)
2026-06-30
BMY
BRISTOL-MYERS SQUIBB CO
8.01%297.2K$17.1M
-2.95%(-9.03K)
2025-Q2: 323.4K shares2025-Q3: 316.8K shares2025-Q4: 302.8K shares2026-Q1: 306.3K shares2026-Q2: 297.2K shares
$57.18(+13.03%)
2026-06-30
LRCX
LAM RESEARCH CORPORATION
7.09%35.0K$15.2M
-2.78%(-1.00K)
2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 40.3K shares2026-Q1: 36.0K shares2026-Q2: 35.0K shares
$152.54(+121.19%)
2026-06-30
NTLA
INTELLIA THERAPEUTICS INC (NTLA) C @ 13.0 10/16/2026
3.17%385.9K$6.8M
-13.36%(-59.50K)
2025-Q2: 60.0K shares2025-Q3: 60.0K shares2025-Q4: 315.4K shares2026-Q1: 445.4K shares2026-Q2: 385.9K shares
$11.89(+0.19%)
2026-06-30
SLDB
SOLID BIOSCIENCES INC
3.11%666.2K$6.7M
+6.42%(+40.22K)
2025-Q2: 178.8K shares2025-Q3: 297.0K shares2025-Q4: 706.0K shares2026-Q1: 626.0K shares2026-Q2: 666.2K shares
$5.55(+65.89%)
2026-06-30
BDS
BIODESIX INC
3.02%286.8K$6.5M
+0.00%(+0)
2025-Q2: 5.74M shares2025-Q3: 286.8K shares2025-Q4: 286.8K shares2026-Q1: 286.8K shares2026-Q2: 286.8K shares
$5.56
2026-06-30
STOK
STOKE THERAPEUTICS INC
2.73%178.1K$5.8M
-15.19%(-31.89K)
2025-Q2: 210.0K shares2025-Q3: 210.0K shares2025-Q4: 260.0K shares2026-Q1: 210.0K shares2026-Q2: 178.1K shares
$12.96(+141.34%)
2026-06-30
OVV
OVINTIV INC
2.65%107.5K$5.7M
+0.00%(+0)
2025-Q2: 107.5K shares2025-Q3: 107.5K shares2025-Q4: 107.5K shares2026-Q1: 107.5K shares2026-Q2: 107.5K shares
$38.64(+63.47%)
2026-06-30
NKTR
NEKTAR THERAPEUTICS
2.64%81.0K$5.7M
+161.29%(+50.00K)
2025-Q2: 0 shares2025-Q3: 4.0K shares2025-Q4: 31.0K shares2026-Q1: 31.0K shares2026-Q2: 81.0K shares
$60.26(+22.58%)
2026-06-30
CORT
CORCEPT THERAPEUTICS INC
2.33%57.2K$5.0M
+21.19%(+10.00K)
2025-Q2: 67.2K shares2025-Q3: 67.2K shares2025-Q4: 67.2K shares2026-Q1: 47.2K shares2026-Q2: 57.2K shares
$23.31(+391.16%)
2026-06-30

About Birchview Capital LPโ€™s portfolio

Birchview Capital LP reports $213.83M in US-listed equity holdings across 72 positions in its most recent 13F filing. Its largest disclosed positions are KLAC (25.2%), BMY (8.0%) and LRCX (7.1%). The top 20 holdings account for 76.07% of reported assets. Its disclosed equity book has returned +33.86% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.

Portfolio concentration

Portfolio concentration
KLAC โ€” 25.9% ($53.85M)BMY โ€” 8.3% ($17.13M)LRCX โ€” 7.3% ($15.17M)NTLA โ€” 3.3% ($6.78M)SLDB โ€” 3.2% ($6.66M)BDS โ€” 3.1% ($6.47M)STOK โ€” 2.8% ($5.83M)OVV โ€” 2.7% ($5.66M)NKTR โ€” 2.7% ($5.65M)CORT โ€” 2.4% ($4.97M)Other โ€” 38.3% ($79.41M)
62%in top 10
  • KLAC25.9%
  • BMY8.3%
  • LRCX7.3%
  • NTLA3.3%
  • SLDB3.2%
  • BDS3.1%
  • STOK2.8%
  • OVV2.7%
  • NKTR2.7%
  • CORT2.4%
  • Other38.3%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

New buys
9
ABVXABIVAX SA1.1%
VIRVIR BIOTECHNOLOGY INC1.1%
BIOABIOAGE LABS INC0.8%
NVONOVO NORDISK A/S0.5%
+5 opened
Added to
14
NKTRNEKTAR THERAPEUTICS+161.3%
HALOHALOZYME THERAPEUTICS INC+229.2%
CORTCORCEPT THERAPEUTICS INC+21.2%
BIIBBIOGEN INC+80.0%
+10 more
Trimmed
15
KLACKLA CORPORATION-10.2%
GPCRSTRUCTURE THERAPEUTICS INC-76.0%
QUREUNIQURE NV-49.7%
PHATPHATHOM PHARMACEUTICALS INC-71.8%
+11 more

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Source filings

Holdings on this page are parsed from Birchview Capital LPโ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1618205). View Birchview Capital LPโ€™s 13F filings on SEC

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