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 |
|---|---|---|---|
| SNDKSandisk Corp | $227.4M | 40.5% | |
| NVDANvidia Corporation | $80.0M | 14.3% | +100.0% |
| AMDAdvanced Micro Devices Inc | $58.1M | 10.3% | |
| RDDTReddit Inc | $34.7M | 6.2% | +100.0% |
| VRTVertiv Holdings Co | $33.5M | 6.0% | |
| SIMOSilicon Motion Technology Co | $33.3M | 5.9% | New |
| BEBloom Energy Corp | $30.3M | 5.4% | |
| VIAVViavi Solutions Inc | $23.9M | 4.3% | |
| VSXYVictorias Secret And Co | $16.7M | 3.0% | New |
| BABAAlibaba Group Hldg Ltd | $9.6M | 1.7% | |
| LMNDLemonade Inc | $6.5M | 1.2% | |
| BANDBandwidth Inc | $6.3M | 1.1% | New |
| SOGPSound Group Inc | $1.1M | 0.2% |
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 |
|---|---|---|---|
| BEBloom Energy Corp | December 31, 2025 | +248.4% | $30.3M |
| AMDAdvanced Micro Devices Inc | December 31, 2025 | +171.3% | $58.1M |
| VIAVViavi Solutions Inc | December 31, 2025 | +168.0% | $23.9M |
| VRTVertiv Holdings Co | December 31, 2025 | +106.7% | $33.5M |
| RDDTReddit Inc | March 31, 2026 | +28.9% | $34.7M |
| NVDANvidia Corporation | March 31, 2026 | +14.7% | $80.0M |
| SOGPSound Group Inc | December 31, 2025 | −3.4% | $1.1M |
| LMNDLemonade Inc | December 31, 2025 | −8.6% | $6.5M |
| BABAAlibaba Group Hldg Ltd | December 31, 2025 | −34.5% | $9.6M |
Quarter by quarter
| Quarter | Its picks | S&P 500 |
|---|---|---|
| March 31, 2026 | +44.9% | −4.6% |
| December 31, 2021 | −22.8% | +10.7% |
| September 30, 2021 | −8.3% | +0.3% |
Sources
Every number on this page points here. Each one links to the public record.
- 1SEC EDGAR: Ma Investment Partnership, LP Form 13F filingshttps://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1536336&type=13F-HR&dateb=&owner=include&count=40CIK 1536336
- 2SEC: 13F for the quarter ended June 30, 2026https://www.sec.gov/Archives/edgar/data/1536336/000153633626000005/Filed August 17, 2026 · accession 0001536336-26-000005