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Monashee Investment Management 13F Portfolio

Portfolio Manager
Monashee Investment Management LLC
Performance
+28.58% (2026 Q2)
AUM (13F)
$59.58M
# of Holdings
23
Performance Rank
Allocation (Top 20)
62.29%
Latest filing
Q2 2026

Monashee Investment Management LLC Holdings Map

Top 14 Monashee Investment Management LLC Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
SLDB
SOLID BIOSCIENCES INC
8.38%500.0K$5.0M
-64.80%(-920.29K)
2025-Q2: 2.17M shares2025-Q3: 0 shares2025-Q4: 1.35M shares2026-Q1: 1.42M shares2026-Q2: 500.0K shares
$5.33(+72.76%)
2026-06-30
DLR
DIGITAL RLTY TR INC
7.53%25.0K$4.5Mnew2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 0 shares2026-Q1: 0 shares2026-Q2: 25.0K shares
$177.38(+12.18%)
2026-06-30
SYRE
SPYRE THERAPEUTICS INC
7.45%50.0K$4.4Mnew2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 0 shares2026-Q1: 0 shares2026-Q2: 50.0K shares
$67.10(+54.44%)
2026-06-30
ADT
ADT INC DEL
6.55%600.0K$3.9M
-14.29%(-100.00K)
2025-Q2: 600.4K shares2025-Q3: 450.0K shares2025-Q4: 400.0K shares2026-Q1: 700.0K shares2026-Q2: 600.0K shares
$7.23(+3.38%)
2026-06-30
TNGX
TANGO THERAPEUTICS INC
5.25%100.0K$3.1Mnew2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 0 shares2026-Q1: 0 shares2026-Q2: 100.0K shares
$25.23(+1.31%)
2026-06-30
LEGN
LEGEND BIOTECH CORP
4.14%85.4K$2.5Mnew2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 0 shares2026-Q1: 0 shares2026-Q2: 85.4K shares
$23.09(-11.80%)
2026-06-30
GOOGL
ALPHABET INC
3.6%6.0K$2.1Mnew2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 0 shares2026-Q1: 0 shares2026-Q2: 6.0K shares
$315.43(+9.28%)
2026-06-30
GOOG
ALPHABET INC
3.56%6.0K$2.1Mnew2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 0 shares2026-Q1: 0 shares2026-Q2: 6.0K shares
$313.24(+9.39%)
2026-06-30
QURE
UNIQURE NV
3.48%45.0K$2.1Mnew2025-Q2: 0 shares2025-Q3: 40.0K shares2025-Q4: 0 shares2026-Q1: 0 shares2026-Q2: 45.0K shares
$35.51(+36.90%)
2026-06-30
AKR
ACADIA RLTY TR
3%85.4K$1.8Mnew2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 0 shares2026-Q1: 0 shares2026-Q2: 85.4K shares
$19.90(+4.72%)
2026-06-30

About Monashee Investment Management LLCโ€™s portfolio

Monashee Investment Management LLC reports $59.58M in US-listed equity holdings across 23 positions in its most recent 13F filing. Its largest disclosed positions are SLDB (8.4%), DLR (7.5%) and SYRE (7.5%). The top 20 holdings account for 62.29% of reported assets. Its disclosed equity book has returned +106.69% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.

Portfolio concentration

Portfolio concentration
SLDB โ€” 13.5% ($5.00M)DLR โ€” 12.1% ($4.49M)SYRE โ€” 12.0% ($4.44M)ADT โ€” 10.5% ($3.90M)TNGX โ€” 8.4% ($3.13M)LEGN โ€” 6.6% ($2.47M)GOOGL โ€” 5.8% ($2.14M)GOOG โ€” 5.7% ($2.12M)QURE โ€” 5.6% ($2.07M)AKR โ€” 4.8% ($1.79M)Other โ€” 15.0% ($5.57M)
85%in top 10
  • SLDB13.5%
  • DLR12.1%
  • SYRE12.0%
  • ADT10.5%
  • TNGX8.4%
  • LEGN6.6%
  • GOOGL5.8%
  • GOOG5.7%
  • QURE5.6%
  • AKR4.8%
  • Other15.0%

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
12
DLRDIGITAL RLTY TR INC7.5%
SYRESPYRE THERAPEUTICS INC7.5%
TNGXTANGO THERAPEUTICS INC5.3%
LEGNLEGEND BIOTECH CORP4.1%
+8 opened
Trimmed
2
SLDBSOLID BIOSCIENCES INC-64.8%
ADTADT INC DEL-14.3%

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Source filings

Holdings on this page are parsed from Monashee Investment Management LLCโ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1627608). View Monashee Investment Management LLCโ€™s 13F filings on SEC

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