Christopher Bloomstran - Semper Augustus
As of Q2 2026, Christopher Bloomstran reported 50 long-equity positions worth $884.6M in aggregate.
Copy-investor backtest
- Latest quarter
- +8.21%
- 1-year
- +25.49%
- 3-year
- +82.85%
- 5-year
- +103.77%
- 3-year vs S&P 500
- +9.61%
- 5-year vs S&P 500
- +30.09%
- 5-year top 5
- +115.02%
Return from mechanically copying the disclosed 13F equity portfolio after each filing and rebalancing at the next. The vs S&P 500 figures subtract SPY over that manager's own rebalance dates, so both sides cover the same days; both are price return, excluding dividends. Method & limitations.
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Updated 2026-06-06 from SEC 13F data.
Live quotes available for 17 of 33 rows. Rows without a quote are marked unavailable.
| 1 | BRK/B | BERKSHIRE HATHAWAY INC DELCUSIP 084670702 | 19.19% | Add +0.4% | 188,624 | $26.76M | No quote | No quote |
| 2 | XOM | EXXON MOBIL CORP | 13.49% | Reduce -12.2% | 225,124 | $18.82M | $83.59 | No quote |
| 3 | BRK/A | BERKSHIRE HATHAWAY INC DELCUSIP 084670108 | 13.16% | - | 86 | $18.36M | No quote | No quote |
| 4 | MCY | MERCURY GENL CORP NEW | 6.77% | Reduce -13.6% | 170,157 | $9.44M | No quote | No quote |
| 5 | GG | GOLDCORP INC NEW | 4.36% | Reduce -1.3% | 375,037 | $6.09M | No quote | No quote |
| 6 | NEM | NEWMONT MINING CORP | 3.77% | Reduce -1.2% | 197,896 | $5.26M | $26.58 | No quote |
| 7 | WAFD | WASHINGTON FED INC | 3.76% | Reduce -1.1% | 231,543 | $5.24M | No quote | No quote |
| 8 | LUK | LEUCADIA NATL CORP | 3.54% | Reduce -0.8% | 305,077 | $4.93M | No quote | No quote |
| 9 | GE | GENERAL ELECTRIC CO | 3.10% | Add +38.8% | 136,015 | $4.32M | $31.79 | No quote |
| 10 | MRK | MERCK & CO INC NEW | 2.99% | - | 78,729 | $4.17M | $52.92 | No quote |
| 11 | MSFT | MICROSOFT CORP | 2.66% | Reduce -1.4% | 67,208 | $3.71M | $55.23 | No quote |
| 12 | SNY | SANOFI | 2.37% | Reduce -1.1% | 82,350 | $3.31M | $40.16 | No quote |
| 13 | COST | COSTCO WHSL CORP NEW | 2.29% | - | 20,302 | $3.2M | $157.57 | No quote |
| 14 | INTC | INTEL CORP | 2.02% | Reduce -1.2% | 87,175 | $2.82M | $32.35 | No quote |
| 15 | AVX | AVX CORP NEW | 2.01% | Reduce -1.5% | 223,549 | $2.81M | No quote | No quote |
| 16 | VR | VALIDUS HOLDINGS LTD | 1.90% | Reduce -0.2% | 56,001 | $2.64M | No quote | No quote |
| 17 | TRV | TRAVELERS COMPANIES INC | 1.67% | - | 20,000 | $2.33M | $116.70 | No quote |
| 18 | KO | COCA COLA CO | 1.66% | - | 50,000 | $2.32M | $46.40 | No quote |
| 19 | AXP | AMERICAN EXPRESS CO | 1.60% | Add +48.5% | 36,267 | $2.23M | $61.41 | No quote |
| 20 | JNJ | JOHNSON & JOHNSON | 1.54% | Reduce -1.1% | 19,870 | $2.15M | $108.20 | No quote |
| 21 | STO | STATOIL ASA | 1.42% | Reduce -0.9% | 126,974 | $1.98M | No quote | No quote |
| 22 | KGC | KINROSS GOLD CORP | 1.29% | Reduce -1.2% | 530,190 | $1.8M | $3.40 | No quote |
| 23 | CNA | CNA FINL CORP | 0.87% | Reduce -0.9% | 37,580 | $1.21M | $32.17 | No quote |
| 24 | CBI | CHICAGO BRIDGE & IRON CO N V | 0.86% | Reduce -1.0% | 32,828 | $1.2M | No quote | No quote |
| 25 | CB | CHUBB LIMITED | 0.51% | New | 6,018 | $717K | $119.14 | No quote |
| 26 | DST | DST SYS INC DEL | 0.45% | Add +125.1% | 5,514 | $622K | No quote | No quote |
| 27 | MDT | MEDTRONIC PLC | 0.27% | - | 5,000 | $375K | $75.00 | No quote |
| 28 | SYF | SYNCHRONY FINL | 0.20% | Reduce -0.4% | 9,532 | $273K | $28.64 | No quote |
| 29 | RDSA | ROYAL DUTCH SHELL PLC | 0.17% | - | 4,868 | $236K | No quote | No quote |
| 30 | VICL | VICAL INC | 0.10% | Reduce -0.6% | 371,886 | $145K | No quote | No quote |
| 33 | PCP | PRECISION CASTPARTS CORP | - | Sold | 0 | $0 | No quote | No quote |
| 32 | PEP | PEPSICO INC | - | Sold | 0 | $0 | No quote | No quote |
| 31 | CB | CHUBB CORP | - | Sold | 0 | $0 | No quote | No quote |