RDST Capital portfolio
Concentrated managerInvestment firmPortfolio as of Jun 30, 2026 (Q2 2026) · filed with the SEC on Aug 14, 2026 · data updated on Nov 5, 2026 · Q2 2026 13F (filing) ↗ · all its 13F filings ↗
A 13F shows the portfolio at quarter-end and is filed up to 45 days later: these are not real-time positions and they may have changed.
RDST Capital reported a $1.2 bn portfolio of 18 positions to the SEC as of the end of Q2 2026. Its largest positions are JHX, TSM, MLM. During the quarter it opened NVIDIA and Broadcom and exited Blue OWL Capital and Marvell Technology.
Sections with a free account
What changed this quarter
22 positions with a change (2 new, 11 added to, 5 trimmed, 4 sold). 12 are listed here: those of 0.5 points of the portfolio or more (up to 12).
- Datadog−75%fewer sharesReduced6.8% → 3.2%
- Blue OWL Capital−5.8 ppof portfolioSold out6.7% → —
- NVIDIA+5.4 ppof portfolioNew— → 5.4%
- Marvell Technology−5.0 ppof portfolioSold out5.8% → —
- Ares Management+147%more sharesIncreased3.4% → 7.3%
- Floor & Decor Holdings+154%more sharesIncreased2.6% → 6.6%
- Entegris−3.5 ppof portfolioSold out4.0% → —
- Broadcom+3.5 ppof portfolioNew— → 3.5%
- Martin Marietta Materials+72%more sharesIncreased5.4% → 7.8%
- HubSpot+135%more sharesIncreased3.3% → 5.0%
- Meta Platforms+41%more sharesIncreased5.5% → 6.6%
- James Hardie Industries+24%more sharesIncreased5.9% → 8.7%
The figure on the right: for positions added to or trimmed, the change in the number of shares (%); for new and sold ones, the points of the portfolio moved (pp). Below, the portfolio weight before → after. Traded weight: what it bought or sold, excluding price effects.
Top holdings
- James Hardie IndustriesJHX8.7%
- Taiwan Semiconductor ManufacturingTSM8.1%
- Martin Marietta MaterialsMLM7.8%
- Union PacificUNP7.4%
- ARES ManagementARES7.3%
- Amazon.comAMZN6.9%
- Floor & Decor HoldingsFND6.6%
- Meta PlatformsMETA6.6%
- DoorDashDASH5.9%
- CoupangCPNG5.8%
- NVIDIANVDA5.4%
- MicrosoftMSFT5.2%
- HubSpotHUBS5.0%
- BroadcomAVGO3.5%
- CarvanaCVNA3.3%
“Since”: first quarter of the current run, unbroken until today. In the details, prices are the quarter-end prices of the quarters in which it added shares, per the 13F. The manager may have bought at any price within each quarter; the SEC only publishes the value at quarter end.
Portfolio by sector
- ● Information Technology 30%
- ● Consumer Discretionary 28%
- ● Materials 17%
- ● Financials 11%
- ● Industrials 7%
- ● Communication Services 7%
How its portfolio changed (8 quarters)
Q2 2026: 18
Q2 2026: 71%
Q2 2026: 27.1%
Traded turnover: the weight it bought plus the weight it sold in the quarter, divided by two, excluding price moves. The plain “turnover” in the header does include that effect. With a free account: the full history and sectors over time.
13F filings with amendments or confidential positions
- 13F Q3 2025 ↗filed Nov 13, 2025Amendment of Nov 18, 2025 (replaces the original) ↗
Stakes above 5% (13D/13G)
Companies where this filer reported holding 5% or more of the shares. It is the figure from its latest filing on each one; history since December 2024.
How we classify it
Investment firm, per its Form ADV of May 1, 2026 (high confidence).
The data, as reported: RDST CAPITAL LLC (CRD 284645): 7.B private funds: 1 hedge, 1 other (gross assets $1.1 bn); 5.D assets by client type: pooled vehicles 87%, other 13% (of $1.3 bn)
The type comes from a rule applied to that data. If it looks wrong, tell us.
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Same type of filer and a 13F portfolio value between a third and three times this one. It is not a comparison of what they hold.
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