# RDST Capital LLC

> Institutional holdings reported to the SEC as of Q2 2026 on Form 13F. CIK 1912187. Source: https://holderbook.com/funds/1912187-rdst-capital-llc/

- Reported value: $1.2B
- Positions: 18
- Weight of the ten largest: 71.0%
- Filed: 2026-08-14

A 13F reports long US equity positions only. Short positions, bonds, foreign listings, private holdings and cash are not visible, so this is not the manager's whole book.

## Holdings

| Security | Ticker | Value | Shares | Weight | Quarters held |
|---|---|---|---|---|---|
| JAMES HARDIE INDS PLC | [JHX](https://holderbook.com/stocks/JHX/) | $105.1M | 4,015,067 | 8.7% | 3 |
| TAIWAN SEMICONDUCTOR MANUFAC | [TSM](https://holderbook.com/stocks/TSM/) | $97.4M | 203,998 | 8.1% | 3 |
| MARTIN MARIETTA MATLS INC | [MLM](https://holderbook.com/stocks/MLM/) | $94.3M | 163,550 | 7.8% | 5 |
| UNION PAC CORP | [UNP](https://holderbook.com/stocks/UNP/) | $89.2M | 328,055 | 7.4% | 4 |
| ARES MANAGEMENT CORPORATION | [ARES](https://holderbook.com/stocks/ARES/) | $88.1M | 791,316 | 7.3% | 2 |
| AMAZON COM INC | [AMZN](https://holderbook.com/stocks/AMZN/) | $82.8M | 347,474 | 6.9% | 14 |
| FLOOR & DECOR HLDGS INC | [FND](https://holderbook.com/stocks/FND/) | $80.0M | 1,347,061 | 6.6% | 5 |
| META PLATFORMS INC | [META](https://holderbook.com/stocks/META/) | $79.2M | 140,667 | 6.6% | 5 |
| DOORDASH INC | [DASH](https://holderbook.com/stocks/DASH/) | $71.1M | 385,140 | 5.9% | 8 |
| COUPANG INC | [CPNG](https://holderbook.com/stocks/CPNG/) | $70.1M | 4,034,829 | 5.8% | 3 |
| NVIDIA CORPORATION | [NVDA](https://holderbook.com/stocks/NVDA/) | $65.8M | 328,839 | 5.4% | 1 |
| MICROSOFT CORP | [MSFT](https://holderbook.com/stocks/MSFT/) | $62.4M | 167,344 | 5.2% | 19 |
| HUBSPOT INC | [HUBS](https://holderbook.com/stocks/HUBS/) | $60.6M | 331,796 | 5.0% | 4 |
| BROADCOM INC | [AVGO](https://holderbook.com/stocks/AVGO/) | $41.8M | 110,720 | 3.5% | 1 |
| CARVANA CO | [CVNA](https://holderbook.com/stocks/CVNA/) | $39.8M | 604,579 | 3.3% | 6 |
| DATADOG INC | [DDOG](https://holderbook.com/stocks/DDOG/) | $38.5M | 148,040 | 3.2% | 6 |
| MARKETAXESS HLDGS INC | [MKTX](https://holderbook.com/stocks/MKTX/) | $28.0M | 247,112 | 2.3% | 6 |
| APOLLO GLOBAL MGMT INC | [APO](https://holderbook.com/stocks/APO/) | $13.3M | 112,385 | 1.1% | 16 |

## What the disclosed book did

Not the fund's return. This is the change in value of the positions disclosed on Form 13F, had they been left untouched, against SPY over the same quarter ends.

| Quarter | Book | Market | Difference | Priced |
|---|---|---|---|---|
| Q2 2026 | +27.2% | +14.8% | +12.4% | 100% |
| Q1 2026 | -9.6% | -4.6% | -5.0% | 100% |
| Q4 2025 | -2.8% | +2.4% | -5.1% | 100% |
| Q3 2025 | +4.8% | +7.8% | -3.0% | 100% |
| Q2 2025 | +16.5% | +10.5% | +6.1% | 100% |
| Q1 2025 | -9.5% | -4.6% | -5.0% | 100% |
| Q4 2024 | +8.5% | +2.1% | +6.4% | 100% |
| Q3 2024 | +6.7% | +5.4% | +1.3% | 100% |

## Quarter by quarter

| Quarter | Value | Positions |
|---|---|---|
| Q2 2026 | $1.2B | 18 |
| Q1 2026 | $1.0B | 20 |
| Q4 2025 | $1.1B | 19 |
| Q3 2025 | $1.1B | 19 |
| Q2 2025 | $1.0B | 18 |
| Q1 2025 | $703.4M | 16 |
| Q4 2024 | $705.0M | 20 |
| Q3 2024 | $443.2M | 16 |
| Q2 2024 | $380.1M | 17 |
| Q1 2024 | $402.2M | 18 |
| Q4 2023 | $313.8M | 18 |
| Q3 2023 | $264.7M | 16 |