Institutional Manager · CIK 0001763404
Riverstone Advisors, LLC
NEW BRAUNFELS, TX · File #028-19405
Latest AUM
$212.2M
Positions
58
Top-10 Concentration
80.3%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| REDUCE | ALPHABET INC | GOOG | -7,152 | -$2.2M | +$6.2M |
| ADD | NVIDIA CORPORATION | NVDA | +5,810 | +$1.1M | -$1,515 |
| EXITED | CONOCOPHILLIPS | 20825C104 | -7,789 | -$736,762 | $0 |
| ADD | MICROSOFT CORP | MSFT | +1,036 | +$500,999 | -$150,023 |
| EXITED | MASTERCARD INCORPORATED | 57636Q104 | -672 | -$382,240 | $0 |
| EXITED | EOG RES INC | 26875P101 | -3,295 | -$369,435 | $0 |
| EXITED | ISHARES TR | 46434VBD1 | -13,922 | -$350,696 | $0 |
| EXITED | DEXCOM INC | 252131107 | -4,815 | -$324,001 | $0 |
| EXITED | MERCK & CO INC | 58933Y105 | -3,578 | -$300,302 | $0 |
| REDUCE | TOLL BROTHERS INC | TOL | -2,076 | -$280,718 | -$289,920 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202558 pos · $212.2M
- 13F HOLDINGS REPORTQ/E Sep 202562 pos · $203.9M
- 13F HOLDINGS REPORTQ/E Jun 202559 pos · $185.0M
- 13F HOLDINGS REPORTQ/E Mar 202557 pos · $166.3M
- 13F HOLDINGS REPORTQ/E Dec 202453 pos · $175.5M
- 13F HOLDINGS REPORTQ/E Sep 202450 pos · $172.0M
- 13F HOLDINGS REPORTQ/E Jun 202446 pos · $162.7M
- 13F HOLDINGS REPORTQ/E Mar 202450 pos · $167.7M
- 13F HOLDINGS REPORTQ/E Dec 202338 pos · $144.6M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | ISHARES TR | 464287200 | 84,325 | $57.8M | 27.44% |
| 2 | ALPHABET INC | GOOG | 81,467 | $25.5M | 12.11% |
| 3 | AMAZON COM INC | AMZN | 84,264 | $19.4M | 9.24% |
| 4 | TOLL BROTHERS INC | TOL | 97,247 | $13.1M | 6.25% |
| 5 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 22,956 | $11.5M | 5.48% |
| 6 | RTX CORPORATION | RTX | 59,135 | $10.8M | 5.15% |
| 7 | DANAHER CORPORATION | 235851102 | 39,189 | $9.0M | 4.26% |
| 8 | TRACTOR SUPPLY CO | TSCO | 175,151 | $8.8M | 4.16% |
| 9 | BROADCOM INC | AVGO | 19,931 | $6.9M | 3.28% |
| 10 | INVESCO QQQ TR | IVZ | 10,122 | $6.2M | 2.95% |
| 11 | NVIDIA CORPORATION | NVDA | 23,874 | $4.5M | 2.12% |
| 12 | CHENIERE ENERGY INC | LNG | 20,547 | $4.0M | 1.90% |
| 13 | APPLE INC | AAPL | 12,072 | $3.3M | 1.56% |
| 14 | EXXON MOBIL CORP | XOM | 23,169 | $2.8M | 1.32% |
| 15 | MICROSOFT CORP | MSFT | 5,398 | $2.6M | 1.24% |
| 16 | APPLIED MATLS INC | 038222105 | 8,499 | $2.2M | 1.04% |
| 17 | SPDR S&P 500 ETF TR | SPY | 2,526 | $1.7M | 0.82% |
| 18 | CROWDSTRIKE HLDGS INC | CRWD | 3,532 | $1.7M | 0.79% |
| 19 | INVESCO EXCH TRADED FD TR II | IVZ | 25,665 | $1.4M | 0.68% |
| 20 | PAYCOM SOFTWARE INC | PAYC | 7,277 | $1.2M | 0.55% |