RDST Capital LLC
In its 13F for Q1 2025 (holdings as of March 31, 2025, filed May 15, 2025), RDST Capital LLC reported 16 stock positions worth $703.4 million. Its top holding was Restaurant Brands Intern (QSR) at 11.5% of the portfolio, followed by Microsoft (MSFT, 10.9%) and Entegris (ENTG, 9.6%). Compared with Q4 2024, it opened 3 new positions, sold out of 7, added to 10 and reduced 3. The biggest buy was a new position in Carvana (CVNA) and the biggest sale an exit from SS SPDR S&P 500 ETF Trust-US (SPY).
- Most Recent 13F
- Q2 2026
- Location
- SEATTLE, WA
- CIK
- 0001912187
- Portfolio Value
- $703.4M (Q1 2025)
- SEC Filing
- 0001420506-25-001242 ↗ filed May 15, 2025
Holdings Value
Holdings 16 stocks · $703.4M
| QSR Restaurant Brands Intern | 11.55% | 1,218,664 | $81.2M | Add +53.6% |
| MSFT Microsoft Corp. | 10.88% | 203,845 | $76.5M | Add +21.9% |
| ENTG Entegris Inc. | 9.63% | 774,420 | $67.7M | Add +45.5% |
| CSX CSX Corp. | 9.54% | 2,279,545 | $67.1M | Add +26.1% |
| WDAY Workday Inc. Class A | 7.72% | 232,535 | $54.3M | Add +27.1% |
| AMAT Applied Materials Inc. | 6.80% | 329,650 | $47.8M | Add +84.8% |
| AMZN Amazon.com Inc. | 6.66% | 246,140 | $46.8M | Add +30.3% |
| CVNA Carvana Co. | 6.63% | 222,940 | $46.6M | New |
| OWL Blue Owl Capital Inc. | 5.60% | 1,964,350 | $39.4M | Add +13.6% |
| DCO Ducommun Inc. | 5.19% | 628,803 | $36.5M | Add +12.8% |
| DDOG Datadog Inc. Class A | 4.62% | 327,450 | $32.5M | New |
| DASH DoorDash Inc. Class A | 4.43% | 170,395 | $31.1M | Reduce -17.5% |
| MRVL Marvell Technology Inc. | 4.35% | 496,505 | $30.6M | Add +16.2% |
| COLD Americold Realty Trust Inc. | 3.09% | 1,013,598 | $21.8M | Reduce -46.9% |
| APO Apollo Global Management Inc. | 2.28% | 117,255 | $16.1M | Reduce -49.8% |
| MKTX Marketaxess Holdings Inc. | 1.05% | 34,225 | $7.4M | New |
Portfolio Sells Q4 2024 → Q1 2025
| SPY SS SPDR S&P 500 ETF Trust-US | Sold out | 0.00% | −5.94 |
| AJG Arthur J Gallagher & Co. | Sold out | 0.00% | −4.02 |
| APO Apollo Global Management Inc. | Reduce -49.8% | 2.28% | −3.19 |
| COLD Americold Realty Trust Inc. | Reduce -46.9% | 3.09% | −2.70 |
| CRM Salesforce Inc. | Sold out | 0.00% | −2.60 |
| GOOGL Alphabet Inc. Class A | Sold out | 0.00% | −2.39 |
| LINE Lineage Inc. | Sold out | 0.00% | −0.69 |
| ARES Ares Management Corp. Class A | Sold out | 0.00% | −0.64 |
| DASH DoorDash Inc. Class A | Reduce -17.5% | 4.43% | −0.48 |
| MA Mastercard Inc. Class A | Sold out | 0.00% | −0.35 |
Portfolio Buys Q4 2024 → Q1 2025
| CVNA Carvana Co. | New | 6.63% | +6.63 |
| DDOG Datadog Inc. Class A | New | 4.62% | +4.62 |
| QSR Restaurant Brands Intern | Add +53.6% | 11.55% | +4.21 |
| AMAT Applied Materials Inc. | Add +84.8% | 6.80% | +2.69 |
| ENTG Entegris Inc. | Add +45.5% | 9.63% | +2.15 |
| CSX CSX Corp. | Add +26.1% | 9.54% | +1.26 |
| MKTX Marketaxess Holdings Inc. | New | 1.05% | +1.05 |
| WDAY Workday Inc. Class A | Add +27.1% | 7.72% | +1.02 |
| MSFT Microsoft Corp. | Add +21.9% | 10.88% | +0.88 |
| AMZN Amazon.com Inc. | Add +30.3% | 6.66% | +0.78 |
| DCO Ducommun Inc. | Add +12.8% | 5.19% | +0.16 |
| OWL Blue Owl Capital Inc. | Add +13.6% | 5.60% | −0.11 |
| MRVL Marvell Technology Inc. | Add +16.2% | 4.35% | −2.35 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 18 | $1.2B | JHX, TSM, MLM, UNP, ARES |
| Q1 2026 | 20 | $1.0B | UNP, DDOG, OWL, CPNG, AMZN |
| Q4 2025 | 19 | $1.1B | UNP, OWL, ENTG, MSFT, AMZN |
| Q3 2025Amended | 19 | $1.1B | ENTG, UNP, OWL, MSFT, MLM |
| Q2 2025 | 18 | $1.0B | CSX, ENTG, MSFT, AMAT, AMZN |
| Q1 2025 | 16 | $703.4M | QSR, MSFT, ENTG, CSX, WDAY |
| Q4 2024 | 20 | $705.0M | MSFT, CSX, ENTG, QSR, WDAY |
| Q3 2024 | 16 | $443.2M | QSR, MSFT, OWL, APO, DCO |
| Q2 2024 | 17 | $380.1M | COLD, QSR, MSFT, AJG, APO |
| Q1 2024 | 18 | $402.2M | QSR, MSFT, COLD, APO, AJG |