DOSSIER · 13F-HR · Q1 2026

M28 Capital Management LP

$54M in tracked AUM across 9 positions as of Q1 2026.

MC
CIK 0001807489 · last filed Mar 31, 2026
Total AUM
$54M
as of Q1 2026
Holdings
9
positions
Whale Score
65
65
tracked
Activity
no data
changes this Q
AI Analysis · Q1 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.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
Y95308105
WAVE LIFE SCIENCES LTD
$33M4.6M61.8%
02
IVVD
INVIVYD INC
$12M9.2M22.3%
03
TGTX
TG THERAPEUTICS INC
$3M88K5.5%
04
ARWR
ARROWHEAD PHARMACEUTICALS IN
$2M37K4.3%
05
N71542109
PROQR THRAPEUTICS N V
$972K600K1.8%
06
GUTS
FRACTYL HEALTH INC
$850K1.9M1.6%
07
RCKT
ROCKET PHARMACEUTICALS INC
$755K211K1.4%
08
SLN
SILENCE THERAPEUTICS PLC
$533K101K1.0%
09
CRIS
CURIS INC
$156K285K0.3%

Filing history

2026Q1Mar 31
$54M 60.9%
9 positionsView →
2025Q4Dec 31
$138M 104.9%
9 positionsView →
2025Q3Sep 30
$67M 14.5%
8 positionsView →
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
2023Q2Jun 30
$76M 14.4%
12 positionsLocked
Showing 12 of 18