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CIK: 0001953324
Total reported value
$144.1M
$144.1M
14 檔
171.0%
As reported in its official Q3 2025 Form 13F filing, Aquamarine Zurich AG's tracked investment portfolio stood at $144.1M with 14 total positions.
During Q3 2025, Aquamarine Zurich AG performed routine portfolio adjustments (0 new buys, 1 additions, 1 trims, and 0 full exits), keeping overall allocation balanced.
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | BRK-B | Berkshire Hathaway Inc-cl B | Stock-Other | 22.27% | -0.68% | — | |
| 2 | AXP | American Express Co | Stock-Financials | 21.98% | +0.73% | — | |
| 3 | BAC | Bank Of America CORP | Stock-Financials | 12.48% | — | — | |
| 4 | MA | Mastercard Inc - A | Stock-Financials | 11.78% | -0.51% | — | |
| 5 | RACE | Ferrari N.V. | Stock-Consumer Disc | 9.13% | +0.31% | — | |
| 6 | BRK-A | Berkshire Hathaway Inc-cl A | Stock-Other | 7.13% | -0.33% | — | |
| 7 | MU | Micron Technology Inc | Stock-Tech | 4.22% | — | -60.00% | |
| 8 | MCO | Moody's CORP | Stock-Financials | 4.05% | -0.22% | — | |
| 9 | BABA | Alibaba Group Holding-sp Adr | Stock-Consumer Disc | 2.68% | — | — | |
| 10 | DJCO | Daily Journal CORP | Stock-Other | 1.69% | +0.70% | — | |
| 11 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 1.23% | — | — | |
| 12 | SRG | Seritage Growth Prop- A | Stock-Other | 0.67% | — | — | |
| 13 | AMR | Alpha Metallurgical Resource | Stock-Other | 0.41% | — | — | |
| 14 | CNR | Core Natural Resources Inc | Stock-Energy | 0.28% | — | — |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | AXP | American Express Co | +2.7% | — | Unchanged |
| 2 | BAC | Bank Of America CORP | +1.6% | — | Unchanged |
| 3 | RACE | Ferrari N.V. | +1.1% | — | Unchanged |
| 4 | BABA | Alibaba Group Holding-sp Adr | +0.5% | — | Unchanged |
| 5 | GOOGL | Alphabet Inc-cl A | +0.4% | — | Unchanged |
| 6 | DJCO | Daily Journal CORP | +0.1% | — | Unchanged |
| 7 | SRG | Seritage Growth Prop- A | +0.1% | — | Unchanged |
| 8 | AMR | Alpha Metallurgical Resource | +0.1% | — | Unchanged |
| 9 | CNR | Core Natural Resources Inc | — | — | Add |
| 10 | MCO | Moody's CORP | -0.2% | — | Unchanged |
| 11 | MA | Mastercard Inc - A | -0.5% | — | Unchanged |
| 12 | BRK-A | Berkshire Hathaway Inc-cl A | -1% | — | Unchanged |
| 13 | MU | Micron Technology Inc | -1.7% | -60.00% | Trim |
| 14 | BRK-B | Berkshire Hathaway Inc-cl B | -3.2% | — | Unchanged |
According to official SEC Form 13F filings, Aquamarine Zurich AG reported a total U.S. public equity portfolio value of $144.1M across 14 disclosed positions in Q3 2025.
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In terms of portfolio concentration, the top 5 core holdings (including BRK-B, AXP, BAC) accounted for 171.0% of total reported equity market value during Q3 2025.
Top Position Liquidated / Trimmed
MU
前期市值: $17.4M
During Q3 2025, Aquamarine Zurich AG's top holdings by market value included BRK-B (22.3%)、AXP (22.0%)、BAC (12.5%). The largest single position, BRK-B, represented 22.3% of total portfolio value.
In Q3 2025, Aquamarine Zurich AG made 2 total portfolio adjustments, initiating 0 new buys, adding to 1 positions, trimming 1 holdings, and fully liquidating 0 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
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