Guy Spier - Aquamarine Capital Management
| History | Stock | Activity ▼ | Share change | % change to portfolio |
|---|---|---|---|---|
| Q1 2025 | ||||
| ☰ | CNR - Core Natural Resources, Inc. | Buy | 10,740 | 0.28 |
| Q2 2024 | ||||
| ☰ | AMR - Alpha Metallurgical Resources, Inc. | Buy | 8,000 | 0.85 |
| ☰ | ARCH - Arch Resources Inc | Buy | 8,100 | 0.47 |
| Q4 2022 | ||||
| ☰ | GOOGL - Alphabet Inc. | Add 1900.00% | 15,200 | 0.72 |
| Q2 2021 | ||||
| ☰ | BABA - Alibaba Group Holdings Ltd. | Buy | 47,500 | 5.05 |
| ☰ | DJCO - Daily Journal Corp. | Buy | 11,500 | 1.83 |
| Q4 2020 | ||||
| ☰ | MU - Micron Technology, Inc. | Add 66.67% | 80,000 | 3.51 |
| Q2 2020 | ||||
| ☰ | SRG - Seritage Growth Properties | Add 25.00% | 100,000 | 0.83 |
| ☰ | MCO - Moody's Corp. | Add 8.00% | 2,000 | 0.40 |
| ☰ | GOOGL - Alphabet Inc. | Buy | 16,000 | 0.83 |
| ☰ | TWTR - Twitter Inc | Buy | 30,000 | 0.65 |
| Q3 2019 | ||||
| ☰ | SRG - Seritage Growth Properties | Add 33.33% | 100,000 | 2.15 |
| ☰ | MU - Micron Technology, Inc. | Buy | 120,000 | 2.60 |
| Q1 2019 | ||||
| ☰ | BAC - Bank of America Corp. | Add 30.14% | 177,845 | 2.71 |
| ☰ | SRG - Seritage Growth Properties | Add 13.69% | 36,131 | 0.89 |
| Q4 2018 | ||||
| ☰ | WFC - Wells Fargo & Co. | Add 31.95% | 36,741 | 0.95 |
| ☰ | SRG - Seritage Growth Properties | Add 23.38% | 50,000 | 0.91 |
| Q3 2018 | ||||
| ☰ | SRG - Seritage Growth Properties | Add 221.09% | 147,262 | 3.37 |
| Q2 2018 | ||||
| ☰ | SRG - Seritage Growth Properties | Add 51.83% | 22,738 | 0.45 |
| Q4 2017 | ||||
| ☰ | TERP - Terraform Pwr Inc | Add 10.38% | 21,748 | 0.12 |
| ☰ | TOO - Teekay Offshore Partners L P | Buy | 1,000,000 | 1.13 |
| Q2 2017 | ||||
| ☰ | TERP - Terraform Pwr Inc | Buy | 209,435 | 1.53 |
| Q4 2016 | ||||
| ☰ | BRK.B - Berkshire Hathaway CL B | Buy | 140,600 | 15.36 |
| ☰ | AXP - American Express Co. | Buy | 272,430 | 13.53 |
| ☰ | BAC - Bank of America Corp. | Buy | 590,000 | 8.74 |
| ☰ | BRK.A - Berkshire Hathaway CL A | Buy | 30 | 4.91 |
| ☰ | BAC.WS.A - Bank Amer Corp | Buy | 320,000 | 2.13 |
| Q3 2016 | ||||
| ☰ | SRG - Seritage Growth Properties | Add 80.00% | 80,000 | 5.75 |
| Q2 2016 | ||||
| ☰ | SRG - Seritage Growth Properties | Add 33.33% | 25,000 | 2.13 |
| Q1 2016 | ||||
| ☰ | RACE - Ferrari N.V. | Buy | 200,000 | 12.68 |
| ☰ | SRG - Seritage Growth Properties | Buy | 75,000 | 5.72 |
| ☰ | MCO - Moody's Corp. | Buy | 25,000 | 3.68 |
| ☰ | 0E41 - Enlink Midstream LLC | Buy | 719 | 0.01 |
| Q1 2015 | ||||
| ☰ | GM.WS.B - General Motors Co | Add 42.86% | 300,000 | 6.38 |
| ☰ | ZINCQ - Horsehead Holding Corp | Add 8.20% | 100,000 | 1.37 |