Institutional Manager · CIK 0001291424
American Trust Investment Advisors, LLC
Lebanon, NH · File #028-11412
Latest AUM
$187.0M
Positions
77
Top-10 Concentration
42.6%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| EXITED | KIMCO RLTY CORP | 49446R109 | -186,007 | -$4.1M | $0 |
| EXITED | FREEPORT-MCMORAN INC | 35671D857 | -86,852 | -$3.4M | $0 |
| NEW | MP MATERIALS CORP | MP | +59,810 | +$3.0M | $0 |
| REDUCE | CAMECO CORP | CCJ | -18,171 | -$1.7M | +$453,650 |
| EXITED | COMCAST CORP NEW | 20030N101 | -40,439 | -$1.3M | $0 |
| ADD | CITIGROUP INC | C-PR | +3,250 | +$379,242 | +$709,145 |
| REDUCE | CONSTELLATION ENERGY CORP | CEG | -1,036 | -$365,988 | +$514,178 |
| ADD | NETFLIX INC | NFLX | +3,674 | +$344,474 | -$515,005 |
| EXITED | OWENS CORNING NEW | 690742101 | -1,620 | -$229,165 | $0 |
| EXITED | GENERAC HLDGS INC | 368736104 | -1,235 | -$206,739 | $0 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202577 pos · $187.0M
- 13F HOLDINGS REPORTQ/E Sep 202581 pos · $193.9M
- 13F HOLDINGS REPORTQ/E Jun 202581 pos · $198.2M
- 13F HOLDINGS REPORTQ/E Mar 2025109 pos · $243.9M
- 13F HOLDINGS REPORTQ/E Dec 2024109 pos · $243.9M
- 13F HOLDINGS REPORTQ/E Sep 2024109 pos · $244.4M
- 13F HOLDINGS REPORTQ/E Jun 202484 pos · $205.9M
- 13F HOLDINGS REPORTQ/E Mar 202486 pos · $209.9M
- 13F HOLDINGS REPORTQ/E Dec 202383 pos · $181.2M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 27,103 | $13.6M | 7.60% |
| 2 | APPLE INC | AAPL | 34,042 | $9.3M | 5.17% |
| 3 | LAM RESEARCH CORP | LRCX | 47,144 | $8.1M | 4.50% |
| 4 | MICROSOFT CORP | MSFT | 15,460 | $7.5M | 4.17% |
| 5 | CONSTELLATION ENERGY CORP | CEG | 20,211 | $7.1M | 3.99% |
| 6 | INTERNATIONAL BUSINESS MACHS | INTR | 23,695 | $7.0M | 3.92% |
| 7 | META PLATFORMS INC | META | 9,468 | $6.2M | 3.49% |
| 8 | BUNGE GLOBAL SA | BG | 66,791 | $5.9M | 3.32% |
| 9 | CITIGROUP INC | C-PR | 49,935 | $5.8M | 3.25% |
| 10 | SONY GROUP CORP | SNEJF | 222,357 | $5.7M | 3.18% |
| 11 | ALPHABET INC | GOOG | 18,178 | $5.7M | 3.18% |
| 12 | ACCENTURE PLC IRELAND | ACN | 19,015 | $5.1M | 2.85% |
| 13 | SCHWAB CHARLES CORP | SCHW-PJ | 50,913 | $5.1M | 2.84% |
| 14 | AUTOLIV INC | ALV | 42,216 | $5.0M | 2.80% |
| 15 | AMAZON COM INC | AMZN | 21,190 | $4.9M | 2.73% |
| 16 | JACOBS SOLUTIONS INC | J | 36,267 | $4.8M | 2.68% |
| 17 | CARRIER GLOBAL CORPORATION | CARR | 86,306 | $4.6M | 2.55% |
| 18 | SOUTHERN CO | SOMN | 51,030 | $4.4M | 2.48% |
| 19 | NXP SEMICONDUCTORS N V | NXPI | 19,263 | $4.2M | 2.33% |
| 20 | CAMECO CORP | CCJ | 41,285 | $3.8M | 2.11% |