§ 13F · FUND PROFILE
United American Securities Inc. (d/b/a UAS Asset Management).
Institutional filer · behavioral pattern: Dealer / Bank. Summary pending.
AUM · $473M (13F)Positions · 14Turnover · — · Q1Filed · May 14, 2026
CONCENTRATION
—
Top 10 holdings
NEW BUYS
0
No new positions
EXITS
0
No exits
SECTOR SHIFT
—
No prior quarter data
3YR HIT RATE
—
Top-5 overlap
§ 01 · TOP HOLDINGS
The book · Q1 2026
FILED MAY 14, 2026
| # | Ticker | Name | Shares | $ value | % port | Δ Q1 |
|---|---|---|---|---|---|---|
| 1 | BRK/B | BERKSHIRE HATHAWAY INC DEL | 266K | $127M | 27.8% | −1% |
| 2 | AMZN | AMAZON COM INC | 247K | $51M | 11.2% | +8% |
| 3 | GOOGL | ALPHABET INC | 131K | $38M | 8.2% | +2% |
| 4 | COST | COSTCO WHOLESALE CORPORATION | 37K | $37M | 8.1% | −1% |
| 5 | MSFT | MICROSOFT CORP | 97K | $36M | 7.9% | +13% |
| 6 | META | META PLATFORMS INC | 48K | $28M | 6.0% | +150% |
| 7 | TSM | TAIWAN SEMICONDUCTOR MANUFAC | 58K | $20M | 4.3% | +102% |
| 8 | BRK/B | BERKSHIRE HATHAWAY INC DEL | 40K | $19M | 4.2% | — |
| 9 | AMZN | AMAZON COM INC | 88K | $18M | 4.0% | — |
| 10 | GOOGL | ALPHABET INC | 60K | $17M | 3.8% | — |
§ 02 · SECTOR ALLOCATION
Where the money is
Sector data pending
§ 03 · THE UNITED SIGNAL
AC read
United American Securities Inc. (d/b/a UAS Asset Management) is a Dealer / Bank fund managing $473 million in assets. The fund runs a focused portfolio of just 14 positions.
Read the full dossier →§ 04 · FILING HISTORY
Q-by-Q deltas
2 FILINGS
Q1 2026
Steady book
+0 buys · −0 exits · 0 changed
Q4 2025
Steady book
+0 buys · −0 exits · 0 changed
Q3 2025
Steady book
+0 buys · −0 exits · 0 changed
Q2 2025
Steady book
+0 buys · −0 exits · 0 changed