Guy Spier Aquamarine Zurich
Guy Spier is the founder of Aquamarine Capital and a well-known advocate of value investing in the Buffett-Munger tradition. He is the author of The Education of a Value Investor and is known for a patient, checklist-oriented process and limited portfolio turnover. Spier’s public holdings and writings attract individual investors who study behavioral discipline as much as stock picking.
Top Buys
Top Sells
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Financials | 75.01% |
| 2 | Consumer Discretionary | 14.35% |
| 3 | Technology | 7.6% |
| 4 | Real Estate | 2.13% |
| 5 | Communication Services | 0.91% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
1
Berkshire Hathaway Class B
BRK.B
$1.17T
| $47.9M | 22.86% |
140,600
| – | – |
2022 Q3
3 quarters
|
|
2
American Express
AXP
$220B
| $36.6M | 17.44% |
210,000
| – | – |
2022 Q3
3 quarters
|
|
3
Ferrari
RACE
$69.7B
| $26.1M | 12.46% |
80,000
| – | – |
2022 Q3
3 quarters
|
|
4
Mastercard
MA
$555B
| $25.9M | 12.33% |
65,750
| – | – |
2022 Q3
3 quarters
|
|
5
Bank of America
BAC
$357B
| $22M | 10.5% |
767,845
| – | – |
2022 Q3
3 quarters
|
|
6
Berkshire Hathaway Class A
BRK.A
$1.17T
| $15.5M | 7.41% |
30
| – | – |
2022 Q3
3 quarters
|
|
7
Micron Technology
MU
$969B
| $12.6M | 6.02% |
200,000
| – | – |
2022 Q3
3 quarters
|
|
8
Moody's
MCO
$84.7B
| $9.39M | 4.48% |
27,000
| – | – |
2022 Q3
3 quarters
|
|
9
Seritage Growth Properties
SRG
$91.8M
| $4.46M | 2.13% |
500,000
| – | – |
2022 Q3
3 quarters
|
|
10
Alibaba
BABA
$253B
| $3.96M | 1.89% |
47,500
| – | – |
2022 Q3
3 quarters
|
|
11
Daily Journal
DJCO
$790M
| $3.33M | 1.59% |
11,500
| – | – |
2022 Q3
3 quarters
|
|
12
Alphabet (Google) Class A
GOOGL
$3.97T
| $1.92M | 0.91% |
16,000
| – | – |
2022 Q3
3 quarters
|
|
Similar funds
Guy Spier's Q2 2023 Portfolio in Review
As of Q2 2023, Guy Spier held 12 positions worth $210M, up 8.5% from $193M the previous quarter. Its ten largest holdings account for 98% of the portfolio.
Trading was light in Q2 2023: portfolio turnover was 0%. Guy Spier opened no new positions and made no exits, leaving the 12-position portfolio largely intact.
By sector, the portfolio is most concentrated in Financials at 75% of assets, down from 75% a quarter earlier, followed by Consumer Discretionary and Technology.
- Guy Spier's ten largest holdings make up 98% of its $210M portfolio in Q2 2023.
- Guy Spier opened 0 new positions and closed 0 in Q2 2023.
- Guy Spier's portfolio value rose 8.5% quarter-over-quarter to $210M.
Based on Aquamarine Zurich's 13F filing for Q2 2023, filed 13 Jul 2023.