RDST Capital LLC
In its 13F for Q4 2024 (holdings as of December 31, 2024, filed February 14, 2025), RDST Capital LLC reported 20 stock positions worth $705.0 million. Its top holding was Microsoft (MSFT) at 10.0% of the portfolio, followed by CSX (CSX, 8.3%) and Entegris (ENTG, 7.5%). Compared with Q3 2024, it opened 4 new positions, added to 10 and reduced 6. The biggest buy was a new position in Entegris (ENTG) and the biggest sale Blue Owl Capital (OWL, shares −17%).
- Most Recent 13F
- Q2 2026
- Location
- SEATTLE, WA
- CIK
- 0001912187
- Portfolio Value
- $705.0M (Q4 2024)
- SEC Filing
- 0001420506-25-000557 ↗ filed Feb 14, 2025
Holdings Value
Holdings 20 stocks · $705.0M
| MSFT Microsoft Corp. | 10.00% | 167,220 | $70.5M | Add +66.0% |
| CSX CSX Corp. | 8.28% | 1,808,030 | $58.3M | Add +132.1% |
| ENTG Entegris Inc. | 7.48% | 532,115 | $52.7M | New |
| QSR Restaurant Brands Intern | 7.33% | 793,339 | $51.7M | Add +14.4% |
| WDAY Workday Inc. Class A | 6.70% | 182,970 | $47.2M | Add +48.3% |
| MRVL Marvell Technology Inc. | 6.70% | 427,380 | $47.2M | Add +0.6% |
| SPY SS SPDR S&P 500 ETF Trust-US | 5.94% | 71,500 | $41.9M | New |
| AMZN Amazon.com Inc. | 5.88% | 188,930 | $41.4M | Add +60.9% |
| COLD Americold Realty Trust Inc. | 5.79% | 1,907,235 | $40.8M | Add +63.4% |
| OWL Blue Owl Capital Inc. | 5.70% | 1,728,545 | $40.2M | Reduce -17.1% |
| APO Apollo Global Management Inc. | 5.47% | 233,495 | $38.6M | Reduce -18.3% |
| DCO Ducommun Inc. | 5.03% | 557,259 | $35.5M | Add +3.1% |
| DASH DoorDash Inc. Class A | 4.91% | 206,450 | $34.6M | Add +16.8% |
| AMAT Applied Materials Inc. | 4.11% | 178,390 | $29.0M | New |
| AJG Arthur J Gallagher & Co. filed as GALLAGHER ARTHUR J & CO | 4.02% | 99,885 | $28.4M | Add +16.8% |
| CRM Salesforce Inc. | 2.60% | 54,810 | $18.3M | Reduce -35.7% |
| GOOGL Alphabet Inc. Class A | 2.39% | 88,980 | $16.8M | Reduce -5.7% |
| LINE Lineage Inc. | 0.69% | 83,240 | $4.9M | New |
| ARES Ares Management Corp. Class A | 0.64% | 25,300 | $4.5M | Reduce -20.1% |
| MA Mastercard Inc. Class A | 0.35% | 4,650 | $2.4M | Reduce -5.7% |
Portfolio Sells Q3 2024 → Q4 2024
| OWL Blue Owl Capital Inc. | Reduce -17.1% | 5.70% | −3.41 |
| CRM Salesforce Inc. | Reduce -35.7% | 2.60% | −2.67 |
| APO Apollo Global Management Inc. | Reduce -18.3% | 5.47% | −2.59 |
| GOOGL Alphabet Inc. Class A | Reduce -5.7% | 2.39% | −1.14 |
| ARES Ares Management Corp. Class A | Reduce -20.1% | 0.64% | −0.48 |
| MA Mastercard Inc. Class A | Reduce -5.7% | 0.35% | −0.20 |
Portfolio Buys Q3 2024 → Q4 2024
| ENTG Entegris Inc. | New | 7.48% | +7.48 |
| SPY SS SPDR S&P 500 ETF Trust-US | New | 5.94% | +5.94 |
| AMAT Applied Materials Inc. | New | 4.11% | +4.11 |
| CSX CSX Corp. | Add +132.1% | 8.28% | +2.21 |
| AMZN Amazon.com Inc. | Add +60.9% | 5.88% | +0.94 |
| LINE Lineage Inc. | New | 0.69% | +0.69 |
| MSFT Microsoft Corp. | Add +66.0% | 10.00% | +0.22 |
| WDAY Workday Inc. Class A | Add +48.3% | 6.70% | −0.11 |
| MRVL Marvell Technology Inc. | Add +0.6% | 6.70% | −0.21 |
| DASH DoorDash Inc. Class A | Add +16.8% | 4.91% | −0.78 |
| AJG Arthur J Gallagher & Co. | Add +16.8% | 4.02% | −1.41 |
| COLD Americold Realty Trust Inc. | Add +63.4% | 5.79% | −1.66 |
| DCO Ducommun Inc. | Add +3.1% | 5.03% | −2.99 |
| QSR Restaurant Brands Intern | Add +14.4% | 7.33% | −3.95 |
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 |