DOSSIER · 13F-HR · Q2 2026

M28 Capital Management LP

$47M in tracked AUM across 9 positions as of Q2 2026.

MC
CIK 0001807489 · last filed Jun 30, 2026
Total AUM
$47M
as of Q2 2026
Holdings
9
—
positions
Whale Score
61
61
tracked
Activity
—
no data
changes this Q
AI Analysis · Q2 2026

1. Portfolio Overview

M28 Capital Management LP presents a highly concentrated, high-conviction investment portfolio with a distinct focus on the biotechnology and healthcare sectors. As of the report date September 30, 2025, the firm managed approximately $67.14 million across just eight holdings. This represents a growth of 14.5% from the previous quarter's value of $58.63 million.

The portfolio is characterized by extreme concentration risk, with the top two positions comprising nearly ...

2. Key Holdings

The portfolio is dominated by Wave Life Sciences Ltd, which stands as the cornerstone position with a value of $41.46 million. This single stock accounts for a massive 61.76% of the entire portfolio. Holding 5.66 million shares indicates a deep conviction in the company's specific therapeutic pipeline or platform technology.

Analysis generated by 13F Insight from SEC Form 13F filing data · Q2 2026. Methodology

Quarter at a glance — Q2 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q2 2026.

#HoldingValueSharesWeight
01
Y95308105
WAVE LIFE SCIENCES LTD
$27M4.6M56.5%
02
IVVD
INVIVYD INC
$8M9.2M17.1%
03
TGTX
TG THERAPEUTICS INC
$5M88K10.3%
04
ARWR
ARROWHEAD PHARMACEUTICALS IN
$3M37K6.4%
05
GUTS
FRACTYL HEALTH INC
$1M1.9M3.1%
06
N71542109
PROQR THRAPEUTICS N V
$1M600K2.4%
07
SLN
SILENCE THERAPEUTICS PLC
$1M101K2.4%
08
RCKT
ROCKET PHARMACEUTICALS INC
$721K211K1.5%
09
CRIS
CURIS INC
$149K285K0.3%

Filing history

2026Q2Jun 30
$47M▼ 12.3%
9 positionsView →
2026Q1Mar 31
$54M▼ 60.9%
9 positionsView →
2025Q4Dec 31
$138M▲ 104.9%
9 positionsView →
2025Q3Sep 30
$67M▲ 14.5%
8 positionsLocked
2025Q2Jun 30
$59M▼ 18.4%
9 positionsLocked
2025Q1Mar 31
$72M▼ 29.4%
10 positionsLocked
2024Q4Dec 31
$102M▲ 11.9%
11 positionsLocked
2024Q3Sep 30
$91M▲ 18.0%
11 positionsLocked
2024Q2Jun 30
$77M▼ 43.0%
11 positionsLocked
2024Q1Mar 31
$135M▲ 12.1%
11 positionsLocked
2023Q4Dec 31
$121M▲ 38.4%
10 positionsLocked
2023Q3Sep 30
$87M▲ 15.2%
11 positionsLocked
Showing 12 of 19