Q2 2026 13F · SEC CIK 1291424

American Trust Investment Advisors, LLC

Institutional asset managerFiled 2026-08-14 for Q2 2026. Open the filing ↗ · All SEC filings ↗

Reported 13F value: $202.6M
Reported positions: 81
Top holdings a year, 3 yrs: +19.3%
Assets under management: $303.5M

American Trust Investment Advisors, LLC is an institutional asset manager that reported 81 positions worth $202.6M in its Q2 2026 13F, filed 2026-08-14. Its largest holdings were Apple Inc (AAPL, 4.8%), Lam Research Corp (LRCX, 4.8%), Berkshire Hathaway Inc Del (BRK-B, 4.1%). A portfolio copying its top holdings returned 19.3% a year over the last 3 years, against 20.4% for the S&P 500.

American Trust Investment Advisors, LLC holdings largest 50 of 81 positions.

Weights are shares of the filer's total reported 13F value, compared with Q1 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.

American Trust Investment Advisors, LLC 13F holdings
Stock	% of 13F value	Q1 2026	Shares	Share change	Reported value
AAPLApple Inc	4.8%	4.7%	33,905	+1.4%	$9.8M
LRCXLam Research Corp	4.8%	3.8%	22,444	-30.2%	$9.7M
BRK-BBerkshire Hathaway Inc Del	4.1%	7.2%	16,619	-38.8%	$8.3M
CCitigroup Inc Com New	3.6%	3.2%	52,266	+1.4%	$7.3M
IBMInternational Business Machs	3.5%	3.2%	25,362	+6.8%	$7.1M
MSFTMicrosoft Corp	3.3%	3.2%	17,717	+13.2%	$6.6M
CARRCarrier Global Corporation	3.1%	2.7%	86,636	-0.6%	$6.4M
NVDANvidia Corporation Com	3.1%	—	31,371	—	$6.3M
GOOGLAlphabet Inc	3.0%	2.8%	17,218	-3.0%	$6.2M
NXPINxp Semiconductors N V	3.0%	2.2%	21,624	+8.4%	$6.1M
SCHWSchwab Charles Corp	3.0%	2.7%	64,855	+26.0%	$6.0M
BGBunge Global SA	2.9%	4.5%	55,341	-14.3%	$5.9M
MDLZMondelez International Inc.	2.8%	2.0%	98,096	+54.8%	$5.7M
JJacobs Solutions Inc	2.7%	2.6%	43,392	+18.0%	$5.5M
SONYSony Corporation ADR (jpn)	2.6%	2.6%	267,579	+17.3%	$5.4M
AMZNAmazon Com Inc Com	2.5%	2.4%	20,901	-0.4%	$5.0M
METAMeta Platforms Inc Class A	2.5%	2.9%	8,833	-5.1%	$5.0M
SOSouthern Co.	2.4%	2.7%	51,434	+0.6%	$4.9M
CEGConstellation Energy Corp	2.4%	2.9%	19,252	+4.2%	$4.8M
NOWServicenow Inc Com	2.3%	—	47,465	—	$4.7M
ALVAutoliv Inc	2.3%	2.4%	40,357	-1.0%	$4.7M
IRMIron Mountain Inc	2.2%	2.1%	34,838	-6.2%	$4.4M
BWXTBwx Technologies Inc	2.0%	2.1%	20,582	+9.6%	$4.0M
XSDSpdr Series Trust	2.0%	—	6,379	—	$4.0M
LENLennar Corp A	1.9%	1.5%	42,754	+38.4%	$3.9M
TREXTrex Company, Inc.	1.8%	1.2%	72,525	+17.6%	$3.6M
ACNAccenture PLC Ireland Shs Class A	1.7%	2.2%	27,388	+36.7%	$3.4M
MPMp Materials Corp	1.6%	1.7%	59,607	-4.7%	$3.3M
SANBanco Santander SA	1.6%	1.3%	239,026	+10.9%	$3.3M
LNGCheniere Energy Inc	1.4%	2.1%	11,560	-12.5%	$2.8M
EMBJEmbraer S.a.	1.3%	1.6%	41,150	-13.6%	$2.6M
AMXAmerica Movil Sab de Cv	1.3%	1.5%	98,183	-6.1%	$2.6M
CBRECBRE Group, Inc. Class A	1.2%	1.3%	17,837	+6.7%	$2.4M
CCJCameco Corp Com	1.1%	1.3%	22,333	-0.3%	$2.3M
COPConocophillips	1.1%	1.6%	20,897	-3.4%	$2.2M
DVNDevon Energy Corp	0.9%	—	45,403	—	$1.9M
LMTLockheed Martin Corp Com	0.9%	1.1%	3,390	+4.1%	$1.7M
SCHPSchwab Strategic Tr	0.8%	1.0%	64,825	-6.0%	$1.7M
KTBKontoor Brands Inc Com	0.8%	0.8%	19,781	-0.1%	$1.6M
CBChubb Limited Com	0.6%	0.6%	3,386	+0.0%	$1.2M
VFCV F Corp	0.6%	0.6%	67,229	+0.2%	$1.1M
ASMLAsml Hldg NV	0.6%	0.4%	560	+0.0%	$1.1M
LLYLilly Eli & Co	0.5%	0.4%	772	-5.9%	$926K
SPYSpdr S&p 500 ETF Tr	0.5%	0.4%	1,234	-0.2%	$922K
EMXCIshares Inc	0.4%	0.5%	8,352	-23.9%	$854K
HSBCHsbc Hldgs PLC	0.4%	0.4%	8,755	+0.0%	$833K
UBSUbs Group AG	0.4%	0.4%	16,260	+0.0%	$806K
BHPBhp Billiton Limited	0.4%	0.4%	9,642	+0.0%	$803K
SAPGFSap SE	0.3%	0.4%	4,225	+0.0%	$651K
TMToyota Motor Corp Ads	0.3%	0.4%	3,540	+0.0%	$596K

What American Trust Investment Advisors, LLC bought and sold in Q2 2026, against Q1 2026.

New positions

Q1 2026's filing was too long to tell new positions apart.

Added to

MDLZ Mondelez International Inc.+54.8% shares
LEN Lennar Corp A+38.4% shares
ACN Accenture PLC Ireland Shs Class A+36.7% shares
SCHW Schwab Charles Corp+26.0% shares
J Jacobs Solutions Inc+18.0% shares
TREX Trex Company, Inc.+17.6% shares
SONY Sony Corporation ADR (jpn)+17.3% shares
MSFT Microsoft Corp+13.2% shares

Reduced

BRK-B Berkshire Hathaway Inc Del-38.8% shares
LRCX Lam Research Corp-30.2% shares
EMXC Ishares Inc-23.9% shares
BG Bunge Global SA-14.3% shares
EMBJ Embraer S.a.-13.6% shares
LNG Cheniere Energy Inc-12.5% shares
IRM Iron Mountain Inc-6.2% shares
AMX America Movil Sab de Cv-6.1% shares

Left the top 50

Share counts compared with the Q1 2026 13F; a split also changes share counts. The latest filing lists more than 50 positions, so a position that left the top 50 may still be held.

How the holdings did against the S&P 500.

1 year: +16.1% /yr; S&P 500 +20.1%
3 years: +19.3% /yr; S&P 500 +20.4%
5 years: +15.5% /yr; S&P 500 +11.6%

A portfolio of the filer's 20 largest 13F positions, weighted by value and rebuilt each quarter on the day the filing became public. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.

Reported 13F value by quarter.

13F value by quarter
Quarter	13F value	Positions
Q2 2026	$202.6M	81
Q1 2026	$181.0M	76
Q4 2025	$187.0M	77
Q3 2025	$193.9M	81
Q2 2025	$198.2M	81
Q1 2025	$239.1M	101
Q4 2024	$243.9M	109
Q3 2024	$244.4M	109
Q2 2024	$205.9M	84
Q1 2024	$209.9M	86
Q4 2023	$192.4M	86
Q3 2023	$181.2M	83

Questions about American Trust Investment Advisors, LLC's portfolio

What stocks does American Trust Investment Advisors, LLC own?

American Trust Investment Advisors, LLC's latest 13F, for Q2 2026 and filed Aug 14, 2026, lists 81 positions worth $202.6M. The largest are Apple Inc (AAPL) at 4.8%, Lam Research Corp (LRCX) at 4.8%, Berkshire Hathaway Inc Del (BRK-B) at 4.1%, Citigroup Inc Com New (C) at 3.6% and International Business Machs (IBM) at 3.5%.

What did American Trust Investment Advisors, LLC buy last quarter?

In Q2 2026, American Trust Investment Advisors, LLC added Mondelez International Inc. (MDLZ) (+54.8% shares), Lennar Corp A (LEN) (+38.4% shares) and Accenture PLC Ireland Shs Class A (ACN) (+36.7% shares), compared with its Q1 2026 filing.

What did American Trust Investment Advisors, LLC sell last quarter?

In Q2 2026, American Trust Investment Advisors, LLC cut from its top 50 Fluor Corp (FLR), cut from its top 50 Coterra Energy Inc (COG), cut from its top 50 Mccormick & Co Inc (MKC), cut from its top 50 Bjs Whsl Club Hldgs Inc (BJ), Berkshire Hathaway Inc Del (BRK-B) (-38.8% shares), Lam Research Corp (LRCX) (-30.2% shares) and Ishares Inc (EMXC) (-23.9% shares), compared with its Q1 2026 filing.

How has American Trust Investment Advisors, LLC's portfolio performed?

A portfolio copying American Trust Investment Advisors, LLC's 20 largest 13F holdings each quarter, from the day each filing was public, returned +19.3% a year over the last 3 years, against +20.4% for the S&P 500. Over 1 year: +16.1% against +20.1%. Over 5 years: +15.5% a year against +11.6%.

When is American Trust Investment Advisors, LLC's next 13F filing due?

13F filings are due 45 days after each quarter ends. American Trust Investment Advisors, LLC's filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.

How much money does American Trust Investment Advisors, LLC manage?

American Trust Investment Advisors, LLC reported $303.5M of regulatory assets under management on its latest SEC Form ADV. Its 13F, which covers only US-listed stocks and options, totals $202.6M.