Filed: 1/24/2025ACC: 0001953324-25-000001
📋 What this filing means
AQUAMARINE ZURICH AG filed this quarterly 13F‑HR report disclosing 14 equity positions with a total reported market value of $287.6K. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
14
Positions
$287.6K
Total AUM (reported)
2.06M
Total Shares
Allocation by class
COM$158.6K55.1%
CL B NEW$63.7K22.2%
CL A$58.3K20.3%
SPONSORED ADS$4.0K1.4%
CAP STK CL A$3.0K1.1%
Portfolio Concentration
Top 3$160.7K55.9%
4–10$119.1K41.4%
11–25$7.8K2.7%
Top 3 weight
55.9%
Top 10 weight
97.3%
Voting Authority Distribution
Total shares with voting rights: 2.08M
Sole
Full voting authority
2.08M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole14
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings14
Rows:
BERKSHIRE HATHAWAY INC DEL
SOLEShares140.60K
TypeSH
Market value$63.7K
22.16%
Sole
140.60K
Shared
0.00
None
0.00
AMERICAN EXPRESS CO
SOLEShares210K
TypeSH
Market value$62.3K
21.67%
Sole
210K
Shared
0.00
None
0.00
MASTERCARD INCORPORATED
SOLEShares65.75K
TypeSH
Market value$34.6K
12.04%
Sole
65.75K
Shared
0.00
None
0.00
BANK AMERICA CORP
SOLEShares767.85K
TypeSH
Market value$33.7K
11.73%
Sole
767.85K
Shared
0.00
None
0.00
FERRARI N V
SOLEShares60K
TypeSH
Market value$24.7K
8.60%
Sole
80K
Shared
0.00
None
0.00
BERKSHIRE HATHAWAY INC DEL
SOLEShares30.00
TypeSH
Market value$20.4K
7.10%
Sole
30.00
Shared
0.00
None
0.00
MICRON TECHNOLOGY INC
SOLEShares200K
TypeSH
Market value$16.8K
5.85%
Sole
200K
Shared
0.00
None
0.00
MOODYS CORP
SOLEShares27K
TypeSH
Market value$12.8K
4.44%
Sole
27K
Shared
0.00
None
0.00
DAILY JOURNAL CORP
SOLEShares11.50K
TypeSH
Market value$6.5K
2.27%
Sole
11.50K
Shared
0.00
None
0.00
ALIBABA GROUP HLDG LTD
SOLEShares47.50K
TypeSH
Market value$4.0K
1.40%
Sole
47.50K
Shared
0.00
None
0.00
ALPHABET INC
SOLEShares16K
TypeSH
Market value$3.0K
1.05%
Sole
16K
Shared
0.00
None
0.00
SERITAGE GROWTH PPTYS
SOLEShares500K
TypeSH
Market value$2.1K
0.72%
Sole
500K
Shared
0.00
None
0.00
ALPHA METALLURGICAL RESOUR I
SOLEShares8K
TypeSH
Market value$1.6K
0.56%
Sole
8K
Shared
0.00
None
0.00
ARCH RESOURCES INC
SOLEShares8.10K
TypeSH
Market value$1.1K
0.40%
Sole
8.10K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
BERKSHIRE HATHAWAY INC DELSOLE | CL B NEW | 140.60K | SH | $63.7K 22.16% | 140.60K | 0.00 | 0.00 |
AMERICAN EXPRESS COSOLE | COM | 210K | SH | $62.3K 21.67% | 210K | 0.00 | 0.00 |
MASTERCARD INCORPORATEDSOLE | CL A | 65.75K | SH | $34.6K 12.04% | 65.75K | 0.00 | 0.00 |
BANK AMERICA CORPSOLE | COM | 767.85K | SH | $33.7K 11.73% | 767.85K | 0.00 | 0.00 |
FERRARI N VSOLE | COM | 60K | SH | $24.7K 8.60% | 80K | 0.00 | 0.00 |
BERKSHIRE HATHAWAY INC DELSOLE | CL A | 30.00 | SH | $20.4K 7.10% | 30.00 | 0.00 | 0.00 |
MICRON TECHNOLOGY INCSOLE | COM | 200K | SH | $16.8K 5.85% | 200K | 0.00 | 0.00 |
MOODYS CORPSOLE | COM | 27K | SH | $12.8K 4.44% | 27K | 0.00 | 0.00 |
DAILY JOURNAL CORPSOLE | COM | 11.50K | SH | $6.5K 2.27% | 11.50K | 0.00 | 0.00 |
ALIBABA GROUP HLDG LTDSOLE | SPONSORED ADS | 47.50K | SH | $4.0K 1.40% | 47.50K | 0.00 | 0.00 |
ALPHABET INCSOLE | CAP STK CL A | 16K | SH | $3.0K 1.05% | 16K | 0.00 | 0.00 |
SERITAGE GROWTH PPTYSSOLE | CL A | 500K | SH | $2.1K 0.72% | 500K | 0.00 | 0.00 |
ALPHA METALLURGICAL RESOUR ISOLE | COM | 8K | SH | $1.6K 0.56% | 8K | 0.00 | 0.00 |
ARCH RESOURCES INCSOLE | CL A | 8.10K | SH | $1.1K 0.40% | 8.10K | 0.00 | 0.00 |