Ma Investment Partnership, LP — 13F Holdings & Portfolio
CIK 1536336 · latest 13F-HR filed 2026-05-18
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
$208.0M
Long-equity book
10
Distinct positions
2026-03-31
Filed 2026-05-18
+2 / −0 / ↑5 / ↓3
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- SANDISK CORP$39.8M +167.6%
- VIAVI SOLUTIONS INC$13.1M +366.9%
- VERTIV HOLDINGS CO$8.9M +54.7%
- BLOOM ENERGY CORP$4.9M +55.9%
- SOUND GROUP INC$526.0K +45.3%
Top Trims
- ADVANCED MICRO DEVICES INC-$11.8M -36.7%
- ALIBABA GROUP HLDG LTD-$9.4M -42.9%
- LEMONADE INC-$850.0K -11.9%
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | SANDISK CORP | SNDK | 80004C200 | $63.5M | 30.55% | 100,000 | SH |
| 2 | NVIDIA CORPORATION | NVDA | 67066G104 | $34.9M | 16.77% | 200,000 | SH |
| 3 | VERTIV HOLDINGS CO | VRT | 92537N108 | $25.1M | 12.05% | 100,000 | SH |
| 4 | ADVANCED MICRO DEVICES INC | AMD | 007903107 | $20.3M | 9.78% | 100,000 | SH |
| 5 | VIAVI SOLUTIONS INC | VIAV | 925550105 | $16.6M | 8.00% | 500,000 | SH |
| 6 | BLOOM ENERGY CORP | BE | 093712107 | $13.5M | 6.51% | 100,000 | SH |
| 7 | REDDIT INC | RDDT | 75734B100 | $13.5M | 6.47% | 100,000 | SH |
| 8 | ALIBABA GROUP HLDG LTD | BABA | 01609W102 | $12.5M | 6.03% | 100,000 | SH |
| 9 | LEMONADE INC | LMND | 52567D107 | $6.3M | 3.01% | 100,000 | SH |
| 10 | SOUND GROUP INC | SOGP | 53933L203 | $1.7M | 0.81% | 100,000 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-18 | $208.0M | 10 | 0001536336-26-000004 |
| 2025-12-31 | 2026-05-18 | $114.6M | 8 | 0001536336-26-000003 |