12 West Capital Management LP reported 18 positions worth $534.70M for the quarter ended Jun 30, 2026, down 9.7% on the prior quarter. It opened 2 new positions, added to 3, trimmed 7 and exited 4. Its largest holding is GDS Holdings Ltd at 14.4% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| WRBY Warby Parker Inc. | -1.30M | -100.0% | $27.49M | Exited |
| TBBB Bbb Foods Inc | -570.0K | -24.9% | $23.75M | 13.39% |
| SHAK Shake Shack Inc. | -380.2K | -30.6% | $21.30M | 9.05% |
| KRUS Kura Sushi Usa, Inc. | -271.4K | -60.8% | $15.62M | 1.88% |
| HE Hawaiian Electric Industries Inc | -675.0K | -37.5% | $9.13M | 2.85% |
| AFRM Affirm Holdings, Inc. | -75.0K | -14.0% | $6.12M | 7.02% |
| ELF e.l.f. Beauty, Inc. | -70.0K | -100.0% | $4.24M | Exited |
| MRVI Maravai Lifesciences Holdings, Inc. | -200.0K | -2.8% | $1.25M | 8.24% |
| AEHR Aehr Test Systems | -22.0K | -100.0% | $815.76K | Exited |
| CRWV CoreWeave, Inc. | -7,000 | -100.0% | $542.29K | Exited |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | GDS GDS Holdings Ltd | Technology | 2.56M | $76.97M | 14.4% | -13.4K | -0.5% | Reduced | 1.24% |
| 2 | TBBB Bbb Foods Inc | Consumer Staples | 1.72M | $71.58M | 13.39% | -570.0K | -24.9% | Reduced | 1.49% |
| 3 | RBLX Roblox Corp | Technology | 950.0K | $51.66M | 9.66% | 0 | 0.0% | Unchanged | 0.13% |
| 4 | SHAK Shake Shack Inc. | Consumer Discretionary | 863.4K | $48.37M | 9.05% | -380.2K | -30.6% | Reduced | 2.02% |
| 5 | MRVI Maravai Lifesciences Holdings, Inc. | Healthcare | 7.06M | $44.06M | 8.24% | -200.0K | -2.8% | Reduced | 2.72% |
| 6 | RGEN Repligen Corp | Healthcare | 280.2K | $38.23M | 7.15% | +88.9K | +46.5% | Added | 0.5% |
| 7 | AFRM Affirm Holdings, Inc. | Financial Services | 460.0K | $37.51M | 7.02% | -75.0K | -14.0% | Reduced | 0.14% |
| 8 | TOST Toast, Inc. | Technology | 1.25M | $34.71M | 6.49% | 0 | 0.0% | Unchanged | 0.22% |
| 9 | ACMR ACM Research, Inc. | Technology | 225.0K | $28.55M | 5.34% | +218.9K | +3,588.5% | Added | 0.32% |
| 10 | HTFL Heartflow, Inc. | Healthcare | 902.5K | $26.48M | 4.95% | +262.5K | +41.0% | Added | 1.04% |
| 11 | NET Cloudflare, Inc. | Technology | 105.0K | $25.75M | 4.82% | 0 | 0.0% | Unchanged | 0.03% |
| 12 | HE Hawaiian Electric Industries Inc | Utilities | 1.13M | $15.22M | 2.85% | -675.0K | -37.5% | Reduced | 0.65% |
| 13 | KRUS Kura Sushi Usa, Inc. | Consumer Discretionary | 175.0K | $10.07M | 1.88% | -271.4K | -60.8% | Reduced | 1.44% |
| 14 | OFRM Once Upon a Farm, PBC | Consumer Staples | 365.0K | $7.48M | 1.4% | 0 | 0.0% | Unchanged | 0.87% |
| 15 | SHOP Shopify Inc. | Technology | 52.0K | $5.94M | 1.11% | 0 | 0.0% | Unchanged | 0% |
Tip. Select a row to see that position’s full history at 12 West Capital Management.
As of its Q2 2026 13F filing, 12 West Capital Management LP’s five largest positions were GDS Holdings Ltd (GDS) at 14.4%, Bbb Foods Inc (TBBB) at 13.4%, Roblox Corp (RBLX) at 9.7%, Shake Shack Inc. (SHAK) at 9.0%, Maravai Lifesciences Holdings, Inc. (MRVI) at 8.2% of the reported portfolio.
12 West Capital Management LP reported a 13F portfolio worth $534.70M across 18 positions for Q2 2026. That is down 9.7% from the previous quarter.
Its largest purchases by value were ACM Research, Inc. ($27.78M), Repligen Corp ($12.13M), Heartflow, Inc. ($7.70M). It opened 2 new positions.
Its largest sales by value were Warby Parker Inc. ($27.49M), Bbb Foods Inc ($23.75M), Shake Shack Inc. ($21.30M). It exited 4 positions entirely.
From the Form 13F-HR reports 12 West Capital Management LP files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.