Filed: 8/13/2026ACC: 0000902664-26-003441
📋 What this filing means
M28 CAPITAL MANAGEMENT LP filed this quarterly 13F‑HR report disclosing 9 equity positions with a total reported market value of $47.16M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
9
Positions
$47.16M
Total AUM (reported)
17.01M
Total Shares
Allocation by class
SHS$26.66M56.5%
COM$18.27M38.7%
SHS EURO$1.12M2.4%
ADS$1.11M2.4%
Portfolio Concentration
Top 3$39.58M83.9%
4–10$7.57M16.1%
Top 3 weight
83.9%
Top 10 weight
100.0%
Voting Authority Distribution
Total shares with voting rights: 17.01M
Sole
Full voting authority
17.01M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole9
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings9
Rows:
WAVE LIFE SCIENCES LTD
SOLEShares4.59M
TypeSH
Market value$26.66M
56.53%
Sole
4.59M
Shared
0.00
None
0.00
INVIVYD INC
SOLEShares9.25M
TypeSH
Market value$8.07M
17.11%
Sole
9.25M
Shared
0.00
None
0.00
TG THERAPEUTICS INC
SOLEShares88.35K
TypeSH
Market value$4.85M
10.29%
Sole
88.35K
Shared
0.00
None
0.00
ARROWHEAD PHARMACEUTICALS IN
SOLEShares36.85K
TypeSH
Market value$3.00M
6.37%
Sole
36.85K
Shared
0.00
None
0.00
FRACTYL HEALTH INC
SOLEShares1.86M
TypeSH
Market value$1.47M
3.13%
Sole
1.86M
Shared
0.00
None
0.00
PROQR THRAPEUTICS N V
SOLEShares599.79K
TypeSH
Market value$1.12M
2.37%
Sole
599.79K
Shared
0.00
None
0.00
SILENCE THERAPEUTICS PLC
SOLEShares101.20K
TypeSH
Market value$1.11M
2.36%
Sole
101.20K
Shared
0.00
None
0.00
ROCKET PHARMACEUTICALS INC
SOLEShares210.87K
TypeSH
Market value$721.2K
1.53%
Sole
210.87K
Shared
0.00
None
0.00
CURIS INC
SOLEShares284.89K
TypeSH
Market value$148.7K
0.32%
Sole
284.89K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
WAVE LIFE SCIENCES LTDSOLE | SHS | 4.59M | SH | $26.66M 56.53% | 4.59M | 0.00 | 0.00 |
INVIVYD INCSOLE | COM | 9.25M | SH | $8.07M 17.11% | 9.25M | 0.00 | 0.00 |
TG THERAPEUTICS INCSOLE | COM | 88.35K | SH | $4.85M 10.29% | 88.35K | 0.00 | 0.00 |
ARROWHEAD PHARMACEUTICALS INSOLE | COM | 36.85K | SH | $3.00M 6.37% | 36.85K | 0.00 | 0.00 |
FRACTYL HEALTH INCSOLE | COM | 1.86M | SH | $1.47M 3.13% | 1.86M | 0.00 | 0.00 |
PROQR THRAPEUTICS N VSOLE | SHS EURO | 599.79K | SH | $1.12M 2.37% | 599.79K | 0.00 | 0.00 |
SILENCE THERAPEUTICS PLCSOLE | ADS | 101.20K | SH | $1.11M 2.36% | 101.20K | 0.00 | 0.00 |
ROCKET PHARMACEUTICALS INCSOLE | COM | 210.87K | SH | $721.2K 1.53% | 210.87K | 0.00 | 0.00 |
CURIS INCSOLE | COM | 284.89K | SH | $148.7K 0.32% | 284.89K | 0.00 | 0.00 |