JAT Capital Mgmt LP
In its 13F for Q3 2025 (holdings as of September 30, 2025, filed November 14, 2025), JAT Capital Mgmt LP reported 17 stock positions worth $46.3 million. Its top holding was Unity Software (U) at 17.8% of the portfolio, followed by Amazon.com (AMZN, 13.3%) and Etsy (ETSY, 12.9%). Compared with Q2 2025, it opened 14 new positions, sold out of 11, added to 2 and reduced 1. The biggest buy was a new position in Unity Software (U) and the biggest sale an exit from Tesla (TSLA).
- Most Recent 13F
- Q2 2026
- Location
- GREENWICH, CT
- CIK
- 0001834438
- Portfolio Value
- $46.3M (Q3 2025)
- SEC Filing
- 0001892688-25-000199 ↗ filed Nov 14, 2025
Holdings Value
Holdings 17 stocks · $46.3M
| U Unity Software Inc. | 17.81% | 205,882 | $8.2M | New |
| AMZN Amazon.com Inc. | 13.28% | 28,000 | $6.1M | New |
| ETSY Etsy Inc. | 12.91% | 90,000 | $6.0M | Add +813.7% |
| RBLX Roblox Corp. Class A | 12.15% | 40,599 | $5.6M | New |
| RDDT Reddit Inc. Class A | 5.39% | 10,850 | $2.5M | New |
| CLS Celestica Inc. | 5.38% | 10,100 | $2.5M | New |
| HUT Hut 8 Corp. | 4.58% | 60,849 | $2.1M | Reduce -24.6% |
| ORCL Oracle Corp. | 4.25% | 7,000 | $2.0M | New |
| CIEN Ciena Corp. | 4.09% | 13,000 | $1.9M | New |
| SHOP Shopify Inc. Class A | 4.01% | 12,500 | $1.9M | New |
| HOOD Robinhood Markets Inc. Class A | 3.71% | 12,000 | $1.7M | New |
| TLN Talen Energy Corp. | 3.48% | 3,784 | $1.6M | New |
| VST Vistra Corp. | 3.39% | 8,000 | $1.6M | New |
| CVNA Carvana Co. | 2.04% | 2,500 | $943K | New |
| MDB Mongodb Inc. | 1.35% | 2,018 | $626K | Add +82.0% |
| RH RH | 1.32% | 3,000 | $609K | New |
| AVGO Broadcom Inc. | 0.86% | 1,200 | $396K | New |
Portfolio Sells Q2 2025 → Q3 2025
| TSLA Tesla Inc. | Sold out | 0.00% | −35.54 |
| CORZ Core Scientific Inc. | Sold out | 0.00% | −22.15 |
| DELL Dell Technologies -C | Sold out | 0.00% | −13.03 |
| PLTR Palantir Technologies Inc. Class A | Sold out | 0.00% | −12.26 |
| CAR Avis Budget Group Inc. | Sold out | 0.00% | −2.56 |
| DLR Digital Realty Trust Inc. | Sold out | 0.00% | −1.65 |
| EQIX Equinix Inc. | Sold out | 0.00% | −1.65 |
| SPOT Spotify Technology SA | Sold out | 0.00% | −1.15 |
| CRWV Coreweave Inc. Class A | Sold out | 0.00% | −1.07 |
| MU Micron Technology Inc. | Sold out | 0.00% | −0.97 |
| TSM Taiwan Semiconductor-SP ADR | Sold out | 0.00% | −0.67 |
| HUT Hut 8 Corp. | Reduce -24.6% | 4.58% | −0.34 |
Portfolio Buys Q2 2025 → Q3 2025
| U Unity Software Inc. | New | 17.81% | +17.81 |
| AMZN Amazon.com Inc. | New | 13.28% | +13.28 |
| RBLX Roblox Corp. Class A | New | 12.15% | +12.15 |
| ETSY Etsy Inc. | Add +813.7% | 12.91% | +11.29 |
| RDDT Reddit Inc. Class A | New | 5.39% | +5.39 |
| CLS Celestica Inc. | New | 5.38% | +5.38 |
| ORCL Oracle Corp. | New | 4.25% | +4.25 |
| CIEN Ciena Corp. | New | 4.09% | +4.09 |
| SHOP Shopify Inc. Class A | New | 4.01% | +4.01 |
| HOOD Robinhood Markets Inc. Class A | New | 3.71% | +3.71 |
| TLN Talen Energy Corp. | New | 3.48% | +3.48 |
| VST Vistra Corp. | New | 3.39% | +3.39 |
| CVNA Carvana Co. | New | 2.04% | +2.04 |
| RH RH | New | 1.32% | +1.32 |
| AVGO Broadcom Inc. | New | 0.86% | +0.86 |
| MDB Mongodb Inc. | Add +82.0% | 1.35% | +0.59 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 16 | $47.4M | WDC, ORCL, MU, HOOD, AAOI |
| Q1 2026 | 10 | $59.3M | META, MU, AMZN, NVDA, COHR |
| Q4 2025 | 16 | $92.9M | BE, NFLX, HOOD, TSLA, CLS |
| Q3 2025 | 17 | $46.3M | U, AMZN, ETSY, RBLX, RDDT |
| Q2 2025 | 14 | $30.6M | TSLA, CORZ, DELL, PLTR, HUT |
| Q1 2025 | 18 | $261.9M | CORZ, CLS, HUT, ORCL, CEG |
| Q4 2024 | 36 | $571.4M | CORZ, CEG, AAOI, APP, COHR |
| Q3 2024 | 35 | $584.5M | CORZ, ROKU, CEG, ESTC, NVDA |
| Q2 2024 | 43 | $639.0M | CEG, MU, WDC, FSLR, CAR |
| Q1 2024 | 34 | $753.8M | NXH, AMD, WDC, CRM, PINS |