NORTHSTAR ASSET MANAGEMENT Co reported 177 positions worth $257.97M for the quarter ended Sep 30, 2026, up 4.5% on the prior quarter. It opened 5 new positions, added to 15, trimmed 59 and exited 12. Its largest holding is Apple Inc. at 20.1% 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 |
|---|---|---|---|---|
| XOM ExxonMobil Holdings Corp | +7,350 | +23.9% | $1.31M | 2.63% |
| STT State Street Corp | +2,300 | – | $388.59K | 0.151% |
| TFX Teleflex Inc | +900 | – | $117.36K | 0.045% |
| ANF Abercrombie & Fitch Co | +610 | – | $97.38K | 0.038% |
| URI United Rentals, Inc. | +65 | +16.5% | $69.48K | 0.191% |
| CARR CARRIER GLOBAL Corp | +734 | +20.8% | $41.45K | 0.093% |
| LNC Lincoln National Corp | +600 | – | $24.23K | <0.01% |
| AMZN Amazon Com Inc | +90 | +0.8% | $23.61K | 1.22% |
| AMD Advanced Micro Devices Inc | +40 | +0.6% | $22.11K | 1.5% |
| DELL Dell Technologies Inc. | +25 | +1.6% | $12.15K | 0.292% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| CRWD CrowdStrike Holdings, Inc. | -7,200 | -75.0% | $1.72M | 0.223% |
| AAPL Apple Inc. | -3,005 | -2.0% | $1.03M | 20.11% |
| TMO Thermo Fisher Scientific Inc. | -835 | -5.0% | $579.51K | 4.29% |
| ADBE Adobe Inc. | -1,585 | -25.2% | $404.27K | 0.465% |
| BRK-B Berkshire Hathaway Inc | -735 | -2.3% | $396.16K | 6.67% |
| DIS Walt Disney Co | -3,070 | -28.4% | $343.32K | 0.335% |
| MSFT Microsoft Corp | -620 | -2.2% | $330.43K | 5.81% |
| ZTS Zoetis Inc. | -3,802 | -10.0% | $302.72K | 1.06% |
| NVDA Nvidia Corp | -1,300 | -3.4% | $288.56K | 3.22% |
| AME Ametek Inc/ | -1,108 | -3.0% | $277.31K | 3.44% |
| Holding | Shares Sold | Trade Value | Prior Weight |
|---|---|---|---|
| ED Consolidated Edison Inc | -800 | $90.41K | 0.037% |
| SWK Stanley Black & Decker, Inc. | -625 | $57.04K | 0.023% |
| MCHP Microchip Technology Inc | -700 | $55.20K | 0.022% |
| SOLS Solstice Advanced Materials Inc. | -816 | $49.40K | 0.02% |
| GNRC Generac Holdings Inc. | -200 | $40.40K | 0.016% |
| NKE NIKE, Inc. | -700 | $29.19K | 0.012% |
| ALC Alcon Inc | -400 | $27.16K | 0.011% |
| WEC Wec Energy Group, Inc. | -105 | $12.16K | <0.01% |
| UPS United Parcel Service Inc | -75 | $8.61K | <0.01% |
| HLIT Harmonic Inc. | -100 | $1.12K | <0.01% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | AAPL Apple Inc. | Technology | 150.8K | $51.87M | 20.11% | -3,005 | -2.0% | Reduced | 0% |
| 2 | BRK-B Berkshire Hathaway Inc | Financial Services | 31.9K | $17.19M | 6.67% | -735 | -2.3% | Reduced | 0% |
| 3 | MSFT Microsoft Corp | Technology | 28.1K | $14.98M | 5.81% | -620 | -2.2% | Reduced | 0% |
| 4 | TMO Thermo Fisher Scientific Inc. | Healthcare | 16.0K | $11.07M | 4.29% | -835 | -5.0% | Reduced | 0% |
| 5 | URBN Urban Outfitters Inc | Consumer Discretionary | 122.0K | $10.61M | 4.11% | 0 | 0.0% | Unchanged | 0.14% |
| 6 | AME Ametek Inc/ | Industrials | 35.5K | $8.88M | 3.44% | -1,108 | -3.0% | Reduced | 0.02% |
| 7 | NVDA Nvidia Corp | Technology | 37.4K | $8.30M | 3.22% | -1,300 | -3.4% | Reduced | 0% |
| 8 | ANET Arista Networks, Inc. | Technology | 39.8K | $7.33M | 2.84% | -265 | -0.7% | Reduced | 0% |
| 9 | XOM ExxonMobil Holdings Corp | Energy | 38.1K | $6.78M | 2.63% | +7,350 | +23.9% | Added | 0% |
| 10 | DHR Danaher Corp | Healthcare | 26.7K | $6.24M | 2.42% | -175 | -0.7% | Reduced | 0% |
| 11 | WMT Walmart Inc. | Consumer Staples | 43.5K | $5.13M | 1.99% | -1,050 | -2.4% | Reduced | 0% |
| 12 | GOOG Alphabet Inc. | Technology | 15.0K | $4.97M | 1.93% | 0 | 0.0% | Unchanged | 0% |
| 13 | JNJ Johnson & Johnson | Healthcare | 18.3K | $4.71M | 1.83% | -500 | -2.7% | Reduced | 0% |
| 14 | RTX RTX Corp | Industrials | 24.5K | $4.69M | 1.82% | -225 | -0.9% | Reduced | 0% |
| 15 | JPM Jpmorgan Chase & Co | Financial Services | 13.2K | $4.43M | 1.72% | -100 | -0.8% | Reduced | 0% |
Tip. Select a row to see that position’s full history at Northstar Asset Management.
As of its Q3 2026 13F filing, NORTHSTAR ASSET MANAGEMENT Co’s five largest positions were Apple Inc. (AAPL) at 20.1%, Berkshire Hathaway Inc (BRK-B) at 6.7%, Microsoft Corp (MSFT) at 5.8%, Thermo Fisher Scientific Inc. (TMO) at 4.3%, Urban Outfitters Inc (URBN) at 4.1% of the reported portfolio.
NORTHSTAR ASSET MANAGEMENT Co reported a 13F portfolio worth $257.97M across 177 positions for Q3 2026. That is up 4.5% from the previous quarter.
Its largest purchases by value were ExxonMobil Holdings Corp ($1.31M), State Street Corp ($388.59K), Teleflex Inc ($117.36K). It opened 5 new positions.
Its largest sales by value were CrowdStrike Holdings, Inc. ($1.72M), Apple Inc. ($1.03M), Thermo Fisher Scientific Inc. ($579.51K). It exited 12 positions entirely.
From the Form 13F-HR reports NORTHSTAR ASSET MANAGEMENT Co 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.