Northstar Group, Inc. reported 105 positions worth $445.42M for the quarter ended Jun 30, 2026, up 8.0% on the prior quarter. It opened 6 new positions, added to 17, trimmed 43 and exited 7. Its largest holding is Berkshire Hathaway Inc at 26.5% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| MKL Markel Group Inc. | +618 | +19.9% | $1.21M | 1.63% |
| BR Broadridge Financial Solutions, Inc. | +6,438 | +18.5% | $881.69K | 1.27% |
| ACGL Arch Capital Group Ltd. | +4,073 | +3.1% | $395.33K | 2.95% |
| INTC Intel Corp | +2,357 | – | $329.11K | 0.074% |
| DELL Dell Technologies Inc. | +656 | – | $283.04K | 0.064% |
| UAL United Airlines Holdings, Inc. | +2,000 | – | $271.98K | 0.061% |
| UNH Unitedhealth Group Inc | +649 | – | $269.75K | 0.061% |
| ON On Semiconductor Corp | +2,788 | – | $263.58K | 0.059% |
| CSCO Cisco Systems, Inc. | +2,007 | – | $235.72K | 0.053% |
| CB Chubb Ltd | +612 | +13.8% | $208.54K | 0.385% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| HON Honeywell International Inc | -877 | -100.0% | $396.46K | Exited |
| CAT Caterpillar Inc | -344 | -14.5% | $366.39K | 0.484% |
| SBUX Starbucks Corp | -2,541 | -4.6% | $259.66K | 1.2% |
| GOOG Alphabet Inc. | -720 | -0.7% | $254.40K | 8.37% |
| GLW Corning Inc | -929 | -12.3% | $237.31K | 0.379% |
| ADBE Adobe Inc. | -969 | -100.0% | $235.54K | Exited |
| CMCSA Comcast Corp | -7,778 | -100.0% | $223.29K | Exited |
| GEV GE Vernova Inc. | -187 | -19.6% | $219.70K | 0.203% |
| MDT Medtronic plc | -2,440 | -100.0% | $211.46K | Exited |
| PSX Phillips 66 | -1,151 | -100.0% | $209.69K | Exited |
| Holding | Shares | Trade Value | Weight |
|---|---|---|---|
| INTC Intel Corp | +2,357 | $329.11K | 0.074% |
| DELL Dell Technologies Inc. | +656 | $283.04K | 0.064% |
| UAL United Airlines Holdings, Inc. | +2,000 | $271.98K | 0.061% |
| UNH Unitedhealth Group Inc | +649 | $269.75K | 0.061% |
| ON On Semiconductor Corp | +2,788 | $263.58K | 0.059% |
| CSCO Cisco Systems, Inc. | +2,007 | $235.72K | 0.053% |
| Holding | Shares Sold | Trade Value | Prior Weight |
|---|---|---|---|
| HON Honeywell International Inc | -877 | $396.46K | 0.096% |
| ADBE Adobe Inc. | -969 | $235.54K | 0.057% |
| CMCSA Comcast Corp | -7,778 | $223.29K | 0.054% |
| MDT Medtronic plc | -2,440 | $211.46K | 0.051% |
| PSX Phillips 66 | -1,151 | $209.69K | 0.051% |
| MCK Mckesson Corp | -240 | $207.69K | 0.05% |
| T At&T Inc. | -6,932 | $200.96K | 0.049% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | BRK-B Berkshire Hathaway Inc | Financial Services | 236.0K | $118.08M | 26.51% | -148 | -0.1% | Reduced | 0.02% |
| 2 | AAPL Apple Inc. | Technology | 149.7K | $43.31M | 9.72% | -389 | -0.3% | Reduced | 0% |
| 3 | GOOG Alphabet Inc. | Technology | 105.5K | $37.26M | 8.37% | -720 | -0.7% | Reduced | 0% |
| 4 | GOOGL Alphabet Inc. | Technology | 72.4K | $25.88M | 5.81% | -515 | -0.7% | Reduced | 0% |
| 5 | AMZN Amazon Com Inc | Consumer Discretionary | 87.3K | $20.81M | 4.67% | +235 | +0.3% | Added | 0% |
| 6 | COST Costco Wholesale Corp | Consumer Staples | 21.7K | $20.34M | 4.57% | -67 | -0.3% | Reduced | 0% |
| 7 | META Meta Platforms, Inc. | Technology | 24.5K | $13.78M | 3.09% | -92 | -0.4% | Reduced | 0% |
| 8 | ACGL Arch Capital Group Ltd. | Financial Services | 135.3K | $13.13M | 2.95% | +4,073 | +3.1% | Added | 0.04% |
| 9 | JNJ Johnson & Johnson | Healthcare | 41.4K | $10.51M | 2.36% | -123 | -0.3% | Reduced | 0% |
| 10 | AXP American Express Co | Financial Services | 21.7K | $7.34M | 1.65% | +106 | +0.5% | Added | 0% |
| 11 | MKL Markel Group Inc. | Financial Services | 3,718 | $7.26M | 1.63% | +618 | +19.9% | Added | 0.03% |
| 12 | ECL Ecolab Inc. | Industrials | 22.6K | $6.29M | 1.41% | -555 | -2.4% | Reduced | 0.01% |
| 13 | WMT Walmart Inc. | Consumer Staples | 54.0K | $6.11M | 1.37% | -572 | -1.0% | Reduced | 0% |
| 14 | BRK-A Berkshire Hathaway Inc | Financial Services | 8 | $5.99M | 1.34% | 0 | 0.0% | Unchanged | 0% |
| 15 | ABBV AbbVie Inc. | Healthcare | 22.9K | $5.76M | 1.29% | 0 | 0.0% | Unchanged | 0% |
Tip. Select a row to see that position’s full history at Northstar.
As of its Q2 2026 13F filing, Northstar Group, Inc.’s five largest positions were Berkshire Hathaway Inc (BRK-B) at 26.5%, Apple Inc. (AAPL) at 9.7%, Alphabet Inc. (GOOG) at 8.4%, Alphabet Inc. (GOOGL) at 5.8%, Amazon Com Inc (AMZN) at 4.7% of the reported portfolio.
Northstar Group, Inc. reported a 13F portfolio worth $445.42M across 105 positions for Q2 2026. That is up 8.0% from the previous quarter.
Its largest purchases by value were Markel Group Inc. ($1.21M), Broadridge Financial Solutions, Inc. ($881.69K), Arch Capital Group Ltd. ($395.33K). It opened 6 new positions.
Its largest sales by value were Honeywell International Inc ($396.46K), Caterpillar Inc ($366.39K), Starbucks Corp ($259.66K). It exited 7 positions entirely.
From the Form 13F-HR reports Northstar Group, Inc. files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.