Investor
RDST Capital LLC
CIK 0001912187 · filed 2026-05-15 · SEC filing
13F book
$1.04B
Positions
20
2 new · 1 sold
Largest name
6.8%
Union Pac Corp
Est. mark
−$131.7M
Price effect on 18 names still held. Flow $108.3M.
| Name | Ticker | Shares | Value | Weight | Est. mark | Change |
|---|---|---|---|---|---|---|
| Union Pac Corp | — | 291.6K | $70.8M | 6.8% | $3.3M | Cut−$26.4M |
| Datadog, Inc. | DDOG | 597.1K | $70.5M | 6.8% | −$6.68M | Added$19.9M |
| Blue Owl Capital Inc | — | 7.65M | $69.8M | 6.7% | −$36.4M | Added−$23.8M |
| Coupang, Inc. | CPNG | 3.65M | $68.9M | 6.6% | −$10.1M | Added$18M |
| Amazon Com Inc | AMZN | 325K | $67.7M | 6.5% | −$7.03M | Added−$4.24M |
| Microsoft Corp | MSFT | 180.6K | $66.8M | 6.4% | −$17.7M | Added−$8.55M |
| James Hardie Inds Plc | — | 3.24M | $61.3M | 5.9% | −$4.88M | Added$5.44M |
| Marvell Technology, Inc. | MRVL | 608.8K | $60.3M | 5.8% | $3.62M | Added$38.4M |
| Taiwan Semiconductor Mfg Ltd | — | 177.6K | $60M | 5.8% | $2.86M | Added$34.5M |
| Meta Platforms, Inc. | META | 99.6K | $57M | 5.5% | −$5.49M | Added$15.8M |
| Martin Marietta Matls Inc | — | 95.1K | $56M | 5.4% | −$3.23M | Cut−$7.22M |
| DoorDash, Inc. | DASH | 369.5K | $55.5M | 5.3% | −$10.2M | Added$25.2M |
| Carvana Co. | CVNA | 174.8K | $55M | 5.3% | −$13.2M | Added$3.36M |
| Marketaxess Hldgs Inc | — | 295.3K | $48.7M | 4.7% | −$4.8M | Cut−$7.6M |
| Entegris Inc | ENTG | 357.1K | $41.9M | 4.0% | $11.8M | Cut−$51.3M |
| Ares Management Corporation | — | 321K | $35M | 3.4% | — | New |
| Hubspot Inc | HUBS | 141.2K | $34.5M | 3.3% | −$22.2M | Cut−$28.9M |
| Floor & Decor Hldgs Inc | — | 531.3K | $27M | 2.6% | −$5.36M | Cut−$29.3M |
| Apollo Global Mgmt Inc | — | 210.4K | $23.4M | 2.3% | −$5.99M | Added−$2.55M |
| ServiceNow, Inc. | NOW | 76.6K | $8M | 0.8% | — | New |
Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.