United American Securities Inc. (d/b/a UAS Asset Management)
CIK 0001349353
Annualised vol
13.229515%
Beta
0.613791
HHI
1258.552323
Top-10 weight
86.797773%
VaR 95%
1.368969%
VaR 99%
2.244093%
Max drawdown
23.91556%
Matched value
52.847871%
Returns of reported holdings
Loading returns…
Position changes vs prior quarter
What the latest 13F shows bought and sold against the quarter before, by share count.
| Ticker | Change | Shares now | Shares before | Share change % | Value now ($) |
|---|---|---|---|---|---|
| AMZN | REDUCED | 332,113 | 334,201 | -0.62% | 79,155,812 |
| GOOGL | REDUCED | 178,077 | 190,573 | -6.56% | 63,639,378 |
| COST | REDUCED | 35,587 | 37,339 | -4.69% | 33,290,571 |
| NVDA | ADDED | 104,240 | 53,300 | 95.57% | 20,857,382 |
| AAPL | REDUCED | 58,513 | 71,545 | -18.22% | 16,931,321 |
| MSFT | REDUCED | 36,466 | 137,237 | -73.43% | 13,602,548 |
| META | REDUCED | 21,609 | 70,315 | -69.27% | 12,172,134 |
| LLY | NEW | 4,200 | - | - | 5,037,606 |
| ABNB | NEW | 4,000 | - | - | 572,400 |
| JNJ | CLOSED OUT | 0 | 12,798 | -100.0% | 0 |
Holdings (latest quarter)
| Ticker | Change | Issuer | Class | CUSIP | Value ($) | Weight % | Shares |
|---|---|---|---|---|---|---|---|
| - | BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | 128,582,216 | 27.71 | 256964.0 | |
| AMZN | REDUCED | AMAZON COM INC | COM | 023135106 | 58,896,912 | 12.69 | 247113.0 |
| GOOGL | REDUCED | ALPHABET INC | CAP STK CL A | 02079K305 | 45,770,878 | 9.86 | 128077.0 |
| - | TAIWAN SEMICONDUCTOR MANUFAC | SPONSORED ADS | 874039100 | 36,875,090 | 7.95 | 77214.0 | |
| COST | REDUCED | COSTCO WHOLESALE CORPORATION | COM | 22160K105 | 33,290,571 | 7.17 | 35587.0 |
| - | TAIWAN SEMICONDUCTOR MANUFAC | SPONSORED ADS | 874039100 | 23,400,930 | 5.04 | 49000.0 | |
| AMZN | REDUCED | AMAZON COM INC | COM | 023135106 | 20,258,900 | 4.37 | 85000.0 |
| - | BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | 20,015,600 | 4.31 | 40000.0 | |
| GOOGL | REDUCED | ALPHABET INC | CAP STK CL A | 02079K305 | 17,868,500 | 3.85 | 50000.0 |
| NVDA | ADDED | NVIDIA CORPORATION | COM | 67066G104 | 17,856,032 | 3.85 | 89240.0 |
| AAPL | REDUCED | APPLE INC | COM | 037833100 | 16,931,321 | 3.65 | 58513.0 |
| MSFT | REDUCED | MICROSOFT CORP | COM | 594918104 | 8,007,248 | 1.73 | 21466.0 |
| - | SPACE EXPLORATION TECHN CORP | CLASS A COM STK | 84615Q103 | 7,067,624 | 1.52 | 41365.0 | |
| META | REDUCED | META PLATFORMS INC | CL A | 30303M102 | 6,539,234 | 1.41 | 11609.0 |
| META | REDUCED | META PLATFORMS INC | CL A | 30303M102 | 5,632,900 | 1.21 | 10000.0 |
| MSFT | REDUCED | MICROSOFT CORP | COM | 594918104 | 5,595,300 | 1.21 | 15000.0 |
| LLY | NEW | ELI LILLY & CO | COM | 532457108 | 4,797,720 | 1.03 | 4000.0 |
| NVDA | ADDED | NVIDIA CORPORATION | COM | 67066G104 | 3,001,350 | 0.65 | 15000.0 |
| - | SPACE EXPLORATION TECHN CORP | CLASS A COM STK | 84615Q103 | 2,135,750 | 0.46 | 12500.0 | |
| - | BERKSHIRE HATHAWAY INC DEL | CL A | 084670108 | 748,850 | 0.16 | 1.0 | |
| ABNB | NEW | AIRBNB INC | COM CL A | 009066101 | 572,400 | 0.12 | 4000.0 |
| LLY | NEW | ELI LILLY & CO | COM | 532457108 | 239,886 | 0.05 | 200.0 |
Quarterly portfolios
| Period | Filed | Value ($) | Positions | Vol % | Beta | Max DD % |
|---|---|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | 464,085,212 | 22 | 13.229515 | 0.613791 | 23.91556 |
| 2026-03-31 | 2026-05-14 | 458,332,026 | 19 | 15.143197 | 0.706642 | 29.248097 |
| 2025-12-31 | 2026-02-17 | 474,169,524 | 16 | 15.270469 | 0.722886 | 27.375989 |
| 2025-09-30 | 2025-11-12 | 472,574,203 | 14 | 15.416914 | 0.726188 | 28.526576 |
| 2025-03-31 | 2025-05-15 | 415,717,948 | 11 | 12.992914 | 0.60232 | 23.080407 |
| 2024-12-31 | 2025-02-14 | 414,717,008 | 15 | 14.113552 | 0.660395 | 25.139556 |
| 2024-09-30 | 2025-02-14 | 411,770,193 | 11 | 14.18075 | 0.658603 | 24.858755 |