Filed: 5/14/2026ACC: 0000902664-26-002442
📋 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 $53.80M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
9
Positions
$53.80M
Total AUM (reported)
17.01M
Total Shares
Allocation by class
SHS$33.27M61.8%
COM$19.03M35.4%
SHS EURO$971.7K1.8%
ADS$533.3K1.0%
Portfolio Concentration
Top 3$48.22M89.6%
4–10$5.58M10.4%
Top 3 weight
89.6%
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$33.27M
61.83%
Sole
4.59M
Shared
0.00
None
0.00
INVIVYD INC
SOLEShares9.25M
TypeSH
Market value$12.02M
22.35%
Sole
9.25M
Shared
0.00
None
0.00
TG THERAPEUTICS INC
SOLEShares88.35K
TypeSH
Market value$2.94M
5.46%
Sole
88.35K
Shared
0.00
None
0.00
ARROWHEAD PHARMACEUTICALS IN
SOLEShares36.85K
TypeSH
Market value$2.31M
4.29%
Sole
36.85K
Shared
0.00
None
0.00
PROQR THRAPEUTICS N V
SOLEShares599.79K
TypeSH
Market value$971.7K
1.81%
Sole
599.79K
Shared
0.00
None
0.00
FRACTYL HEALTH INC
SOLEShares1.86M
TypeSH
Market value$849.7K
1.58%
Sole
1.86M
Shared
0.00
None
0.00
ROCKET PHARMACEUTICALS INC
SOLEShares210.87K
TypeSH
Market value$754.9K
1.40%
Sole
210.87K
Shared
0.00
None
0.00
SILENCE THERAPEUTICS PLC
SOLEShares101.20K
TypeSH
Market value$533.3K
0.99%
Sole
101.20K
Shared
0.00
None
0.00
CURIS INC
SOLEShares284.89K
TypeSH
Market value$155.9K
0.29%
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 | $33.27M 61.83% | 4.59M | 0.00 | 0.00 |
INVIVYD INCSOLE | COM | 9.25M | SH | $12.02M 22.35% | 9.25M | 0.00 | 0.00 |
TG THERAPEUTICS INCSOLE | COM | 88.35K | SH | $2.94M 5.46% | 88.35K | 0.00 | 0.00 |
ARROWHEAD PHARMACEUTICALS INSOLE | COM | 36.85K | SH | $2.31M 4.29% | 36.85K | 0.00 | 0.00 |
PROQR THRAPEUTICS N VSOLE | SHS EURO | 599.79K | SH | $971.7K 1.81% | 599.79K | 0.00 | 0.00 |
FRACTYL HEALTH INCSOLE | COM | 1.86M | SH | $849.7K 1.58% | 1.86M | 0.00 | 0.00 |
ROCKET PHARMACEUTICALS INCSOLE | COM | 210.87K | SH | $754.9K 1.40% | 210.87K | 0.00 | 0.00 |
SILENCE THERAPEUTICS PLCSOLE | ADS | 101.20K | SH | $533.3K 0.99% | 101.20K | 0.00 | 0.00 |
CURIS INCSOLE | COM | 284.89K | SH | $155.9K 0.29% | 284.89K | 0.00 | 0.00 |