Northstar Asset Management Inc.
In its 13F for Q1 2024 (holdings as of March 31, 2024, filed July 15, 2025), Northstar Asset Management Inc. reported 57 stock positions worth $569.6 million. Its top holding was Berkshire Hathaway Class A (BRK.A) at 34.6% of the portfolio, followed by Microsoft (MSFT, 3.7%) and Linde (LIN, 3.4%). Compared with Q4 2023, it opened 3 new positions, sold out of 2, added to 11 and reduced 29. The biggest buy was a new position in Linde (LIN) and the biggest sale Microsoft (MSFT, shares −17%).
- Most Recent 13F
- Q2 2026
- Location
- Boston, MA
- CIK
- 0000869304
- Portfolio Value
- $569.6M (Q1 2024)
- SEC Filing
- 0001172661-25-002602 ↗ filed Jul 15, 2025
Holdings Value
Holdings 57 stocks · $569.6M
| BRK.A Berkshire Hathaway Inc. Class A | 34.64% | 311 | $197.3M | No change |
| MSFT Microsoft Corp. | 3.65% | 49,481 | $20.8M | Reduce -16.6% |
| LIN Linde PLC | 3.42% | 41,905 | $19.5M | New |
| NVO Novo-Nordisk A/S-Spons ADR | 3.41% | 151,131 | $19.4M | Reduce -1.4% |
| SYK Stryker Corp. | 3.30% | 52,547 | $18.8M | Reduce -2.5% |
| AAPL Apple Inc. | 3.05% | 101,430 | $17.4M | Reduce -2.4% |
| GOOGL Alphabet Inc. Class A | 2.99% | 113,011 | $17.1M | Reduce -14.4% |
| COST Costco Wholesale Corp. | 2.98% | 23,149 | $17.0M | Reduce -5.9% |
| UL Unilever PLC | 2.66% | 301,383 | $15.1M | Reduce -1.0% |
| ADP Automatic Data Processing | 2.59% | 59,003 | $14.7M | Add +0.4% |
| INTU Intuit Inc. | 2.46% | 21,586 | $14.0M | Reduce -16.2% |
| TJX TJX Companies Inc. filed as TJX COS INC NEW | 2.37% | 133,170 | $13.5M | Reduce -1.2% |
| ETN Eaton Corp. PLC | 2.36% | 42,949 | $13.4M | Reduce -1.3% |
| HD Home Depot Inc. | 2.32% | 34,415 | $13.2M | Reduce -1.0% |
| CNI Canadian Natl Railway Co. | 2.20% | 95,316 | $12.6M | Add +0.0% |
| CRM Salesforce Inc. | 1.96% | 37,000 | $11.1M | Reduce -24.8% |
| XYL Xylem Inc. | 1.93% | 85,077 | $11.0M | Add +0.5% |
| AOS Smith (a.o.) Corp. | 1.84% | 116,944 | $10.5M | Add +3.3% |
| FDX FedEx Corp. | 1.79% | 35,247 | $10.2M | Reduce -0.4% |
| IDXX Idexx Laboratories Inc. | 1.74% | 18,360 | $9.9M | Reduce -1.4% |
| DLR Digital Realty Trust Inc. | 1.68% | 66,271 | $9.5M | Reduce -9.9% |
| IEX Idex Corp. | 1.54% | 35,876 | $8.8M | Add +7.7% |
| DHR Danaher Corp. | 1.28% | 29,170 | $7.3M | Reduce -1.6% |
| ADBE Adobe Inc. | 1.18% | 13,279 | $6.7M | Reduce -22.0% |
| EBC Eastern Bankshares Inc. | 1.10% | 453,091 | $6.2M | Add +1.4% |
| PYPL PayPal Holdings Inc. | 1.03% | 87,523 | $5.9M | Reduce -0.3% |
| SAFT Safety Insurance Group Inc. | 1.02% | 70,931 | $5.8M | Add +0.6% |
| BMI Badger Meter Inc. | 0.82% | 28,919 | $4.7M | Reduce -2.2% |
| CWT California Water Service Grp | 0.77% | 94,747 | $4.4M | Add +23.1% |
| VLTO Veralto Corp. | 0.73% | 47,071 | $4.2M | Add +382.6% |
| AWR American States Water Co. filed as AMER STATES WTR CO | 0.73% | 57,521 | $4.2M | Add +16.6% |
| DDOG Datadog Inc. Class A | 0.62% | 28,529 | $3.5M | Reduce -4.9% |
| ZM Zoom Communications Inc. filed as ZOOM VIDEO COMMUNICATIONS IN | 0.57% | 49,946 | $3.3M | Reduce -0.7% |
| SFM Sprouts Farmers Market Inc. | 0.56% | 49,173 | $3.2M | New |
| ITW Illinois Tool Works | 0.50% | 10,535 | $2.8M | Add +504.4% |
| BRK.B Berkshire Hathaway Inc. Class B | 0.29% | 3,876 | $1.6M | Reduce -3.0% |
| NVDA Nvidia Corp. | 0.18% | 1,124 | $1.0M | Reduce -11.0% |
| AMZN Amazon.com Inc. | 0.15% | 4,728 | $853K | Reduce -6.5% |
| GWW WW Grainger Inc. filed as GRAINGER W W INC | 0.15% | 832 | $846K | No change |
| SPY SS SPDR S&P 500 ETF Trust-US | 0.14% | 1,522 | $796K | No change |
| TSLA Tesla Inc. | 0.14% | 4,508 | $792K | Reduce -6.4% |
| PG The Procter & Gamble Co. | 0.14% | 4,752 | $771K | No change |
| CSCO Cisco Systems Inc. | 0.12% | 13,624 | $680K | No change |
| OEF iShares S&P 100 ETF | 0.11% | 2,461 | $609K | No change |
| PEP Pepsico Inc. | 0.10% | 3,121 | $546K | Reduce -0.3% |
| GOOG Alphabet Inc. Class C | 0.09% | 3,220 | $490K | Reduce -1.2% |
| CI The Cigna Group | 0.08% | 1,250 | $454K | No change |
| IWF iShares Russell 1000 Growth | 0.07% | 1,215 | $410K | No change |
| IVV iShares Core S&P 500 ETF | 0.07% | 726 | $382K | No change |
| TLRY Tilray Brands Inc. | 0.07% | 149,886 | $370K | No change |
| TDY Teledyne Technologies Inc. | 0.06% | 835 | $358K | No change |
| MELI MercadoLibre Inc. | 0.06% | 230 | $348K | No change |
| VTI VG Morningstar TS MKT ETF-US | 0.06% | 1,219 | $317K | No change |
| MRK Merck & Co. Inc. | 0.05% | 2,266 | $299K | Reduce -8.1% |
| IWD iShares Russell 1000 Value E | 0.04% | 1,426 | $255K | Reduce -3.6% |
| MCD McDonald's Corp. | 0.04% | 900 | $254K | No change |
| IJH iShares Core S&P Midcap ETF | 0.04% | 3,330 | $202K | New |
Portfolio Sells Q4 2023 → Q1 2024
| MSFT Microsoft Corp. | Reduce -16.6% | 3.65% | −2.80 |
| AAPL Apple Inc. | Reduce -2.4% | 3.05% | −2.73 |
| GOOGL Alphabet Inc. Class A | Reduce -14.4% | 2.99% | −2.33 |
| INTU Intuit Inc. | Reduce -16.2% | 2.46% | −2.19 |
| CRM Salesforce Inc. | Reduce -24.8% | 1.96% | −1.79 |
| ADBE Adobe Inc. | Reduce -22.0% | 1.18% | −1.76 |
| COST Costco Wholesale Corp. | Reduce -5.9% | 2.98% | −1.72 |
| UL Unilever PLC | Reduce -1.0% | 2.66% | −1.61 |
| SYK Stryker Corp. | Reduce -2.5% | 3.30% | −1.36 |
| TJX TJX Companies Inc. | Reduce -1.2% | 2.37% | −1.28 |
| IDXX Idexx Laboratories Inc. | Reduce -1.4% | 1.74% | −1.25 |
| DLR Digital Realty Trust Inc. | Reduce -9.9% | 1.68% | −1.19 |
| NVO Novo-Nordisk A/S-Spons ADR | Reduce -1.4% | 3.41% | −1.18 |
| HD Home Depot Inc. | Reduce -1.0% | 2.32% | −1.16 |
| FDX FedEx Corp. | Reduce -0.4% | 1.79% | −0.79 |
| ETSY Etsy Inc. | Sold out | 0.00% | −0.71 |
| DHR Danaher Corp. | Reduce -1.6% | 1.28% | −0.70 |
| ETN Eaton Corp. PLC | Reduce -1.3% | 2.36% | −0.67 |
| PYPL PayPal Holdings Inc. | Reduce -0.3% | 1.03% | −0.53 |
| BMI Badger Meter Inc. | Reduce -2.2% | 0.82% | −0.50 |
| ZM Zoom Communications Inc. | Reduce -0.7% | 0.57% | −0.47 |
| DDOG Datadog Inc. Class A | Reduce -4.9% | 0.62% | −0.43 |
| TSLA Tesla Inc. | Reduce -6.4% | 0.14% | −0.21 |
| BRK.B Berkshire Hathaway Inc. Class B | Reduce -3.0% | 0.29% | −0.13 |
| AMZN Amazon.com Inc. | Reduce -6.5% | 0.15% | −0.07 |
| GIS General Mills Inc. | Sold out | 0.00% | −0.06 |
| PEP Pepsico Inc. | Reduce -0.3% | 0.10% | −0.06 |
| GOOG Alphabet Inc. Class C | Reduce -1.2% | 0.09% | −0.05 |
| IWD iShares Russell 1000 Value E | Reduce -3.6% | 0.04% | −0.03 |
| MRK Merck & Co. Inc. | Reduce -8.1% | 0.05% | −0.03 |
| NVDA Nvidia Corp. | Reduce -11.0% | 0.18% | −0.00 |
Portfolio Buys Q4 2023 → Q1 2024
| LIN Linde PLC | New | 3.42% | +3.42 |
| SFM Sprouts Farmers Market Inc. | New | 0.56% | +0.56 |
| VLTO Veralto Corp. | Add +382.6% | 0.73% | +0.50 |
| ITW Illinois Tool Works | Add +504.4% | 0.50% | +0.36 |
| IJH iShares Core S&P Midcap ETF | New | 0.04% | +0.04 |
| CWT California Water Service Grp | Add +23.1% | 0.77% | −0.38 |
| AWR American States Water Co. | Add +16.6% | 0.73% | −0.42 |
| SAFT Safety Insurance Group Inc. | Add +0.6% | 1.02% | −0.53 |
| IEX Idex Corp. | Add +7.7% | 1.54% | −0.55 |
| EBC Eastern Bankshares Inc. | Add +1.4% | 1.10% | −0.74 |
| AOS Smith (a.o.) Corp. | Add +3.3% | 1.84% | −0.86 |
| XYL Xylem Inc. | Add +0.5% | 1.93% | −0.87 |
| CNI Canadian Natl Railway Co. | Add +0.0% | 2.20% | −1.26 |
| ADP Automatic Data Processing | Add +0.4% | 2.59% | −1.37 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 91 | $341.2M | DSI, GOOGL, VSGX, AAPL, MSFT |
| Q1 2026 | 86 | $325.9M | DSI, GOOGL, AAPL, MSFT, COST |
| Q4 2025 | 88 | $387.2M | GOOGL, AAPL, MSFT, TJX, COST |
| Q3 2025 | 70 | $384.6M | MSFT, GOOGL, AAPL, TJX, ADP |
| Q2 2025 | 61 | $361.8M | MSFT, COST, ADP, SYK, UL |
| Q1 2025Amended | 58 | $338.0M | AAPL, ADP, COST, MSFT, UL |
| Q4 2024Amended | 58 | $380.9M | AAPL, MSFT, SYK, COST, GOOGL |
| Q3 2024Amended | 58 | $407.2M | AAPL, MSFT, LIN, SYK, COST |
| Q2 2024Amended | 58 | $391.6M | MSFT, AAPL, NVO, COST, LIN |
| Q1 2024Amended | 57 | $569.6M | BRK.A, MSFT, LIN, NVO, SYK |