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
| Rank | Stock | Value |
|---|---|---|
| 1 |
Alphabet (Google) Class A
GOOGL
|
+$1.44M |
Top Sells
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Financials | 77.65% |
| 2 | Consumer Discretionary | 11.48% |
| 3 | Technology | 6.93% |
| 4 | Real Estate | 3.18% |
| 5 | Communication Services | 0.76% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1
Berkshire Hathaway Class B
BRK.B
$1.06T
| $43.4M | 23.37% |
140,600
| – | – |
|
2
American Express
AXP
$227B
| $31M | 16.69% |
210,000
| – | – |
|
3
Bank of America
BAC
$431B
| $25.4M | 13.68% |
767,845
| – | – |
|
4
Mastercard
MA
$509B
| $22.9M | 12.3% |
65,750
| – | – |
|
5
Ferrari
RACE
$76.7B
| $17.1M | 9.22% |
80,000
| – | – |
|
|
6
Berkshire Hathaway Class A
BRK.A
$1.06T
| $14.1M | 7.57% |
30
| – | – |
|
7
Micron Technology
MU
$1.09T
| $10M | 5.38% |
200,000
| – | – |
|
8
Moody's
MCO
$87.2B
| $7.52M | 4.05% |
27,000
| – | – |
|
|
SRG
9
Seritage Growth Properties
SRG
$120M
| $5.92M | 3.18% |
500,000
| – | – |
|
10
Alibaba
BABA
$286B
| $4.18M | 2.25% |
47,500
| – | – |
|
11
Daily Journal
DJCO
$827M
| $2.88M | 1.55% |
11,500
| – | – |
|
|
12
Alphabet (Google) Class A
GOOGL
$4.22T
| $1.41M | 0.76% |
16,000
+15,200
| +1,900% | +$1.44M |
|
Similar funds
Guy Spier's Q4 2022 Portfolio in Review
As of Q4 2022, Guy Spier held 12 positions worth $186M, up 13% from $164M the previous quarter. Its ten largest holdings account for 98% of the portfolio.
Trading was light in Q4 2022: 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 78% of assets, up from 77% a quarter earlier, followed by Consumer Discretionary and Technology.
- Guy Spier added most to Alphabet (Google) Class A in Q4 2022, an estimated $1.44M increase.
- Guy Spier's ten largest holdings make up 98% of its $186M portfolio in Q4 2022.
- Guy Spier opened 0 new positions and closed 0 in Q4 2022.
- Guy Spier's portfolio value rose 13% quarter-over-quarter to $186M.
Based on Aquamarine Zurich's 13F filing for Q4 2022, filed 27 Jan 2023.