Returns–Not enough quarters yet
These returns are for its stock picks as disclosed on Form 13F: last quarter's holdings, valued at this quarter's prices. They miss trades within each quarter, short positions, options, bonds, cash and fees, so they aren't the returns its clients got.
Top holdings
At the end of June 30, 2026. Change is in shares since the quarter before.2
| Stock | Value | Share of portfolio | Change |
|---|---|---|---|
| Wave Life Sciences LtdCUSIP Y95308105 | $26.7M | 56.5% | |
| IVVDInvivyd Inc | $8.1M | 17.1% | |
| TGTXTg Therapeutics Inc | $4.9M | 10.3% | |
| ARWRArrowhead Pharmaceuticals In | $3.0M | 6.4% | |
| Fractyl Health IncCUSIP 35168W103 | $1.5M | 3.1% | |
| Proqr Thrapeutics N VCUSIP N71542109 | $1.1M | 2.4% | |
| SLNSilence Therapeutics PLC | $1.1M | 2.4% | |
| RCKTRocket Pharmaceuticals Inc | $721K | 1.5% | |
| Curis IncCUSIP 231269309 | $149K | 0.3% |
Best picks still held
How each current holding has done since the quarter it first appeared in its filings (up to six years back).
| Stock | Held since | Return since | Now worth |
|---|---|---|---|
| TGTXTg Therapeutics Inc | December 31, 2021 | +189.1% | $4.9M |
| ARWRArrowhead Pharmaceuticals In | December 31, 2022 | +101.0% | $3.0M |
| Wave Life Sciences LtdCUSIP Y95308105 | December 31, 2021 | +85.0% | $26.7M |
| SLNSilence Therapeutics PLC | December 31, 2022 | −28.0% | $1.1M |
| RCKTRocket Pharmaceuticals Inc | December 31, 2021 | −84.3% | $721K |
| Curis IncCUSIP 231269309 | September 30, 2023 | −92.1% | $149K |
Quarter by quarter
| Quarter | Its picks | S&P 500 |
|---|---|---|
| June 30, 2026 | −12.3% | +14.8% |
| March 31, 2026 | −49.8% | −4.6% |
| September 30, 2025 | +16.0% | +7.8% |
| June 30, 2025 | −8.9% | +10.5% |
| March 31, 2025 | −26.0% | −4.6% |
| December 31, 2024 | +18.4% | +2.1% |
| September 30, 2024 | +18.0% | +5.4% |
| March 31, 2024 | +10.6% | +10.0% |
| December 31, 2023 | +38.9% | +11.2% |
| September 30, 2023 | +25.3% | −3.6% |
| June 30, 2023 | +1.6% | +8.3% |
| March 31, 2023 | −22.3% | +7.0% |
| December 31, 2022 | +9.1% | +7.1% |
| September 30, 2022 | +6.1% | −5.3% |
| June 30, 2022 | −21.8% | −16.5% |
| March 31, 2022 | −38.0% | −4.9% |
Sources
Every number on this page points here. Each one links to the public record.
- 1SEC EDGAR: M28 Capital Management LP Form 13F filingshttps://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1807489&type=13F-HR&dateb=&owner=include&count=40CIK 1807489
- 2SEC: 13F for the quarter ended June 30, 2026https://www.sec.gov/Archives/edgar/data/1807489/000090266426003441/Filed August 13, 2026 · accession 0000902664-26-003441