Location: Cambridge, MA
CIK: 0002055007 · Show all filings
Period: Q1 2026 (← Previous) (Next →)
Filing Date: May 13, 2026
Total Value: $129M (100.0% shares, 0.0% debt)
| Ticker | Issuer | Shares | Value | % | Est. Cost | Unrealized | Class | CUSIP |
|---|---|---|---|---|---|---|---|---|
| BRK/B | BERKSHIRE HATHAWAY INC DEL | 57,127 | $27.38M | 21.2% | $493.47 | 0.0% | CL B NEW | 084670702 |
| MSFT | MICROSOFT CORP | 38,531 | $14.26M | 11.0% | $426.35 | +1.9% | COM | 594918104 |
| AMZN | AMAZON COM INC | 54,208 | $11.29M | 8.7% | $211.91 | +7.0% | COM | 023135106 |
| GOOG | ALPHABET INC | 34,359 | $9.856M | 7.6% | $323.67 | 0.0% | CAP STK CL C | 02079K107 |
| COST | COSTCO WHOLESALE CORPORATION | 6,564 | $6.541M | 5.1% | $923.74 | +4.3% | COM | 22160K105 |
| AAPL | APPLE INC | 25,429 | $6.454M | 5.0% | $234.51 | +12.1% | COM | 037833100 |
| BRK/A | BERKSHIRE HATHAWAY INC DEL | 7 | $5.027M | 3.9% | $740378.25 | 0.0% | CL A | 084670108 |
| XOM | EXXON MOBIL CORP | 24,761 | $4.201M | 3.3% | $112.36 | +23.5% | COM | 30231G102 |
| MS | MORGAN STANLEY | 25,328 | $4.168M | 3.2% | $119.51 | +50.3% | COM NEW | 617446448 |
| MKL | MARKEL GROUP INC | 2,036 | $3.897M | 3.0% | $1698.35 | +22.4% | COM | 570535104 |
| GOOGL | ALPHABET INC | 12,830 | $3.689M | 2.9% | $323.29 | 0.0% | CAP STK CL A | 02079K305 |
| JPM | JPMORGAN CHASE & CO | 11,007 | $3.238M | 2.5% | $232.95 | +33.7% | COM | 46625H100 |
| JNJ | JOHNSON & JOHNSON | 11,798 | $2.884M | 2.2% | $149.59 | +52.3% | COM | 478160104 |
| DIS | DISNEY WALT CO | 27,220 | $2.623M | 2.0% | $103.52 | +5.7% | COM | 254687106 |
| PG | PROCTER & GAMBLE CO | 17,143 | $2.476M | 1.9% | $165.73 | -8.4% | COM | 742718109 |
| PEP | PEPSICO INC | 13,103 | $2.035M | 1.6% | $156.55 | -1.2% | COM | 713448108 |
| V | VISA INC | 5,990 | $1.81M | 1.4% | $298.33 | +10.3% | COM CL A | 92826C839 |
| META | META PLATFORMS INC | 2,739 | $1.567M | 1.2% | $613.38 | +6.9% | CL A | 30303M102 |
| AXP | AMERICAN EXPRESS CO | 5,074 | $1.535M | 1.2% | $283.58 | +25.6% | COM | 025816109 |
| ETN | EATON CORP PLC | 3,790 | $1.356M | 1.1% | $347.11 | +1.9% | SHS | G29183103 |
| PANW | PALO ALTO NETWORKS INC | 8,138 | $1.305M | 1.0% | $188.91 | -8.9% | COM | 697435105 |
| NVDA | NVIDIA CORPORATION | 5,750 | $1.003M | 0.8% | $137.79 | +35.4% | COM | 67066G104 |
| ANET | ARISTA NETWORKS INC | 7,568 | $929K | 0.7% | $102.84 | +31.3% | COM SHS | 040413205 |
| IVV | ISHARES TR | 1,379 | $901K | 0.7% | $816.38 | — | CORE S&P500 ETF | 464287200 |
| NVS | NOVARTIS AG | 5,841 | $892K | 0.7% | $97.31 | — | SPONSORED ADR | 66987V109 |
| KO | COCA COLA CO | 11,615 | $883K | 0.7% | $63.09 | +18.5% | COM | 191216100 |
| LIN | LINDE PLC | 1,778 | $881K | 0.7% | $448.71 | +2.5% | SHS | G54950103 |
| MORN | MORNINGSTAR INC | 4,864 | $822K | 0.6% | $341.38 | -44.3% | COM | 617700109 |
| ECL | ECOLAB INC | 3,090 | $822K | 0.6% | $245.53 | +16.6% | COM | 278865100 |
| DEO | DIAGEO PLC | 10,090 | $751K | 0.6% | $128.23 | — | SPON ADR NEW | 25243Q205 |
| CL | COLGATE PALMOLIVE CO | 7,825 | $667K | 0.5% | $93.07 | -4.6% | COM | 194162103 |
| UNH | UNITEDHEALTH GROUP INC | 2,099 | $568K | 0.4% | $552.89 | -44.2% | COM | 91324P102 |
| LOW | LOWES COS INC | 2,344 | $554K | 0.4% | $261.54 | +3.8% | COM | 548661107 |
| NOW | SERVICENOW INC | 5,200 | $544K | 0.4% | $177.75 | -31.8% | COM | 81762P102 |
| WFC | WELLS FARGO & CO | 5,630 | $448K | 0.3% | $66.67 | +35.1% | COM | 949746101 |
| PAYX | PAYCHEX INC | 4,110 | $379K | 0.3% | $137.31 | -25.7% | COM | 704326107 |
| MTB | M & T BK CORP | 1,175 | $243K | 0.2% | $192.51 | +14.9% | COM | 55261F104 |
| PYPL | PAYPAL HLDGS INC | 4,455 | $202K | 0.2% | $83.88 | -40.3% | COM | 70450Y103 |