United American Securities Inc. (d/b/a UAS Asset Management)

Est. AUM

$142.4M

13F long equity, this entity only

Positions

Period

Mar 2026 (Q1)

SEC EDGAR

Mar 2026 (Q1)

#	Issuer	Class	Value	Shares	% Portfolio	Discretion
1	COSTCO WHOLESALE CORPORATION	COM	$37.2M	37339	26.13%	SOLE
2	BERKSHIRE HATHAWAY INC DEL	CL B NEW	$19.2M	40000	13.46%	DFND
3	AMAZON COM INC	COM	$18.2M	87500	12.80%	DFND
4	ALPHABET INC	CAP STK CL A	$17.3M	60000	12.12%	DFND
5	MICROSOFT CORP	COM	$14.8M	40000	10.40%	DFND
6	META PLATFORMS INC	CL A	$12.6M	22000	8.84%	DFND
7	NVIDIA CORPORATION	COM	$8.5M	48750	5.97%	DFND
8	TAIWAN SEMICONDUCTOR MANUFAC	SPONSORED ADS	$8.3M	24500	5.81%	DFND
9	JOHNSON & JOHNSON	COM	$3.1M	12798	2.20%	SOLE
10	APPLE INC	COM	$2.5M	10000	1.78%	DFND
11	BERKSHIRE HATHAWAY INC DEL	CL A	$718K	1	0.50%	SOLE

Values in USD (reported in $thousands on 13F). Source: SEC EDGAR.