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 31 rows. Rows without a quote are marked unavailable.
| 1 | BRK/B | BERKSHIRE HATHAWAY INC DELCUSIP 084670702 | 17.63% | Reduce -2.0% | 192,791 | $25.14M | No quote | No quote |
| 2 | XOM | EXXON MOBIL CORP | 13.37% | Reduce -0.4% | 256,418 | $19.07M | $74.35 | No quote |
| 3 | BRK/A | BERKSHIRE HATHAWAY INC DELCUSIP 084670108 | 11.78% | - | 86 | $16.79M | No quote | No quote |
| 4 | MCY | MERCURY GENL CORP NEW | 6.97% | Reduce -0.7% | 196,847 | $9.94M | No quote | No quote |
| 5 | PCP | PRECISION CASTPARTS CORP | 5.70% | Add +296.7% | 35,397 | $8.13M | No quote | No quote |
| 6 | LUK | LEUCADIA NATL CORP | 4.37% | Reduce -1.7% | 307,826 | $6.24M | No quote | No quote |
| 7 | GG | GOLDCORP INC NEW | 4.36% | Reduce -0.5% | 496,630 | $6.22M | No quote | No quote |
| 8 | WAFD | WASHINGTON FED INC | 3.76% | Reduce -0.6% | 235,439 | $5.36M | No quote | No quote |
| 9 | SNY | SANOFI | 2.77% | Reduce -5.4% | 83,220 | $3.95M | $47.46 | No quote |
| 10 | MRK | MERCK & CO INC NEW | 2.73% | - | 78,729 | $3.89M | $49.38 | No quote |
| 11 | GE | GENERAL ELECTRIC CO | 2.58% | Reduce -2.9% | 145,935 | $3.68M | $25.22 | No quote |
| 12 | MSFT | MICROSOFT CORP | 2.50% | Reduce -6.5% | 80,404 | $3.56M | $44.26 | No quote |
| 13 | INTC | INTEL CORP | 2.46% | Reduce -7.1% | 116,230 | $3.5M | $30.14 | No quote |
| 14 | AVX | AVX CORP NEW | 2.08% | Reduce -0.6% | 226,869 | $2.97M | No quote | No quote |
| 15 | COST | COSTCO WHSL CORP NEW | 2.06% | Reduce -0.5% | 20,302 | $2.94M | $144.57 | No quote |
| 16 | VR | VALIDUS HOLDINGS LTD | 1.77% | Reduce -2.2% | 56,101 | $2.53M | No quote | No quote |
| 17 | PEP | PEPSICO INC | 1.42% | Reduce -5.0% | 21,475 | $2.03M | $94.30 | No quote |
| 18 | KO | COCA COLA CO | 1.41% | - | 50,000 | $2.01M | $40.12 | No quote |
| 19 | TRV | TRAVELERS COMPANIES INC | 1.40% | - | 20,000 | $1.99M | $99.55 | No quote |
| 20 | JNJ | JOHNSON & JOHNSON | 1.31% | Reduce -0.6% | 20,089 | $1.88M | $93.33 | No quote |
| 21 | STO | STATOIL ASA | 1.31% | Reduce -0.6% | 128,114 | $1.87M | No quote | No quote |
| 22 | AXP | AMERICAN EXPRESS CO | 1.27% | Reduce -0.7% | 24,335 | $1.8M | $74.13 | No quote |
| 23 | NEM | NEWMONT MINING CORP | 0.93% | Reduce -1.8% | 82,563 | $1.33M | $16.07 | No quote |
| 24 | CNA | CNA FINL CORP | 0.93% | Reduce -0.5% | 37,915 | $1.32M | $34.92 | No quote |
| 25 | CBI | CHICAGO BRIDGE & IRON CO N V | 0.92% | Reduce -0.6% | 33,166 | $1.32M | No quote | No quote |
| 26 | CB | CHUBB CORP | 0.86% | - | 10,000 | $1.23M | $122.60 | No quote |
| 27 | KGC | KINROSS GOLD CORP | 0.66% | Reduce -1.0% | 545,078 | $938K | $1.72 | No quote |
| 28 | MDT | MEDTRONIC PLC | 0.23% | - | 5,000 | $335K | $67.00 | No quote |
| 29 | DST | DST SYS INC DEL | 0.18% | - | 2,450 | $258K | No quote | No quote |
| 30 | RDSA | ROYAL DUTCH SHELL PLC | 0.16% | - | 4,868 | $231K | No quote | No quote |
| 31 | VICL | VICAL INC | 0.13% | Reduce -0.8% | 403,146 | $185K | No quote | No quote |