American Trust Investment Advisors, LLC

CIK: 0001291424SEC EDGAR →

Portfolio Value

$187.0M

Holdings

77

As of

Q4 2025

New Positions

12

Closed Positions

12

Top 10 Holdings

RankStockSharesValue% of Portfolio
1

BERKSHIRE HATHAWAY INC DEL

27,103$13.6M
7.28%
2

APPLE INC

34,042$9.3M
4.95%
3

LAM RESEARCH CORP

47,144$8.1M
4.32%
4

MICROSOFT CORP

15,460$7.5M
4.00%
5

CONSTELLATION ENERGY CORP

20,211$7.1M
3.82%
6

INTERNATIONAL BUSINESS MACHS

23,695$7.0M
3.75%
7

META PLATFORMS INC

9,468$6.2M
3.34%
8

BUNGE GLOBAL SA

66,791$5.9M
3.18%
9

CITIGROUP INC

49,935$5.8M
3.12%
10

SONY GROUP CORP

222,357$5.7M
3.04%

Quarterly Changes

Top Buys

MPNEW
$3.0M
LRCX↑ Increased
$1.8M
TRVC↑ Increased
$1.1M
OPRA↑ Increased
$741K
META↑ Increased
$696K

Top Sells

KIMCLOSED
$4.1M
FCXCLOSED
$3.4M
CMCSACLOSED
$1.3M
GOOGL↓ Decreased
$1.2M
CCO↓ Decreased
$1.2M

New Positions (1)

$3.0M · 60K shares

Closed Positions (5)

$4.1M · 186K shares
$3.4M · 87K shares
$1.3M · 40K shares
$229K · 2K shares
$207K · 1K shares

Sector Breakdown

Sector# HoldingsValue%
Technology12$48.3M25.8%
Industrials13$25.4M13.6%
Unknown5$20.6M11.0%
Communication Services7$20.3M10.9%
Consumer Cyclical9$18.0M9.6%
Utilities6$12.8M6.8%
Financial Services8$12.7M6.8%
Consumer Defensive4$10.0M5.3%
Energy5$8.2M4.4%
Real Estate2$5.6M3.0%
Basic Materials3$3.7M2.0%
Healthcare3$1.5M0.8%