CIK: 0000869304
Total reported value
$325.9M
Reporting period: 2026-03-31 · Number of holdings: 86
NORTHSTAR ASSET MANAGEMENT INC disclosed 86 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $325.9M and a quarterly turnover rate of 34.0%.
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Northstar Asset Management INC's disclosed holdings carry a Herfindahl concentration index of 0.034 — mathematically equivalent to about 30 equally-sized positions, well below its 86 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes vary widely across the portfolio (a coefficient of variation of 1.39), with a handful of outsized bets alongside many smaller positions.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Add DSI
+107.3% $12.5M
Add VSGX
+69.8% $5.4M
Trim INTU
-37.9% -$8.2M
Trim NVO
-64.1% -$7.2M
Trim UL
-45.6% -$6.0M
Trim DLR
-60.0% -$4.7M
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | DSI | Ishares Esg Msci Kld 400 ETF | ETF-Other | 7.89% | +4.48% | +107.32% | |
| 2 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 6.62% | +0.01% | -8.25% | |
| 3 | AAPL | Apple INC | Stock-Tech | 5.47% | -0.04% | -10.53% | |
| 4 | MSFT | Microsoft CORP | Stock-Tech | 4.92% | -0.58% | -1.65% | |
| 5 | COST | Costco Wholesale CORP | Stock-Consumer Staples | 4.73% | — | -13.88% | |
| 6 | TJX | Tjx Companies INC | Stock-Consumer Disc | 4.46% | -0.12% | -21.23% | |
| 7 | LIN | Linde plc | Stock-Materials | 4.07% | +0.30% | -21.84% | |
| 8 | VSGX | Vanguard Esg Intl Stock ETF | ETF-Other | 4.06% | +2.05% | +69.79% | |
| 9 | SYK | Stryker CORP | Stock-Healthcare | 3.61% | -0.24% | -15.62% | |
| 10 | ADP | Automatic Data Processing | Stock-Tech | 3.19% | -0.54% | -8.93% | |
| 11 | BRK-A | Berkshire Hathaway Inc-cl A | Stock-Other | 3.09% | +0.36% | — | |
| 12 | ETN | Eaton Corporation plc | Stock-Industrials | 2.90% | -0.05% | -26.40% | |
| 13 | HD | Home Depot INC | Stock-Consumer Disc | 2.64% | +0.06% | -9.90% | |
| 14 | CNI | Canadian Natl Railway Co | Stock-Industrials | 2.54% | +0.20% | -12.05% | |
| 15 | XYL | Xylem INC | Stock-Industrials | 2.39% | -0.47% | -19.95% | |
| 16 | IDXX | Idexx Laboratories INC | Stock-Healthcare | 2.19% | -0.66% | -22.05% | |
| 17 | VOO | Vanguard S&p 500 ETF | ETF-Large Cap & Growth | 1.87% | +0.21% | — | |
| 18 | VLTO | Veralto CORP | Stock-Industrials | 1.72% | -0.42% | -23.44% | |
| 19 | INTU | Intuit INC | Stock-Tech | 1.71% | -1.84% | -37.91% | |
| 20 | UL | Unilever Plc-sponsored Adr | Stock-Consumer Staples | 1.67% | -1.29% | -45.61% | |
| 21 | EBC | Eastern Bankshares INC | Stock-Other | 1.56% | -0.01% | -21.50% | |
| 22 | NDAQ | Nasdaq INC | Stock-Financials | 1.50% | +0.06% | +0.33% | |
| 23 | TSM | Taiwan Semiconductor-sp Adr | Stock-Tech | 1.45% | +0.40% | +4.89% | |
| 24 | DLR | Digital Realty Trust INC | Stock-Real Estate | 1.26% | -1.02% | -60.03% | |
| 25 | BMI | Badger Meter INC | Stock-Tech | 1.18% | — | -3.95% | |
| 26 | CRM | Salesforce INC | Stock-Tech | 1.14% | -0.99% | -35.85% | |
| 27 | IBN | Icici Bank Ltd-spon Adr | Stock-Financials | 1.14% | +1.14% | NEW | |
| 28 | VRSK | Verisk Analytics INC | Stock-Industrials | 1.11% | +0.24% | +26.21% | |
| 29 | ESGE | Ishares INC Ishares Esg Awar | ETF-Other | 1.11% | +0.67% | +107.70% | |
| 30 | DDOG | Datadog INC - Class A | Stock-Tech | 1.03% | +0.03% | — | |
| 31 | MELI | Mercadolibre INC | Stock-Consumer Disc | 1.00% | +0.55% | +118.88% | |
| 32 | BR | Broadridge Financial Solutio | Stock-Tech | 0.89% | -0.96% | -44.57% | |
| 33 | WINA | Winmark CORP | Stock-Other | 0.85% | -0.01% | -21.15% | |
| 34 | AMD | Advanced Micro Devices | Stock-Tech | 0.84% | +0.45% | +91.66% | |
| 35 | CWT | California Water Service Grp | Stock-Utilities | 0.83% | -0.10% | -27.61% | |
| 36 | ANET | Arista Networks INC | Stock-Tech | 0.77% | -0.03% | -13.27% | |
| 37 | NVO | Novo-nordisk A/s-spons Adr | Stock-Healthcare | 0.77% | -1.73% | -64.11% | |
| 38 | DHR | Danaher CORP | Stock-Healthcare | 0.71% | -0.99% | -57.37% | |
| 39 | PANW | Palo Alto Networks INC | Stock-Tech | 0.64% | +0.49% | +326.17% | |
| 40 | ALC | Alcon Inc. | Stock-Healthcare | 0.64% | — | -0.82% | |
| 41 | NVDA | Nvidia CORP | Stock-Tech | 0.63% | — | — | |
| 42 | MSEX | Middlesex Water Co | Stock-Other | 0.61% | — | -18.87% | |
| 43 | BRK-B | Berkshire Hathaway Inc-cl B | Stock-Other | 0.60% | — | -0.52% | |
| 44 | SFM | Sprouts Farmers Market INC | Stock-Consumer Staples | 0.54% | -0.36% | -47.40% | |
| 45 | KLAC | Kla CORP | Stock-Tech | 0.41% | +0.21% | +41.35% | |
| 46 | ZM | Zoom Communications INC | Stock-Tech | 0.37% | -0.20% | -41.31% | |
| 47 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 0.32% | — | -9.03% | |
| 48 | FDX | Fedex CORP | Stock-Industrials | 0.26% | -0.12% | -52.14% | |
| 49 | GWW | Ww Grainger INC | Stock-Industrials | 0.23% | — | — | |
| 50 | CSCO | Cisco Systems INC | Stock-Tech | 0.20% | — | — |
Performance for Q3 2026
+3.7%
Performance Last 4 Quarters
+5.6%
Based on 67% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-03-31 | 86 | $325.9M | 34 | |
| 2025-12-31 | 88 | $387.2M | 28 | |
| 2025-09-30 | 70 | $384.6M | 24 | |
| 2025-06-30 | 61 | $361.8M | 0 | |
| 2025-03-31 | 58 | $338.0M | 0 | |
| 2024-12-31 | 58 | $380.9M | 0 | |
| 2024-09-30 | 58 | $407.2M | 0 | |
| 2024-06-30 | 58 | $391.6M | 0 | |
| 2024-03-31 | 57 | $569.6M | 0 | |
| 2023-12-31 | 56 | $346.1M | 0 | |
| 2023-09-30 | 52 | $312.8M | 0 | |
| 2023-06-30 | 54 | $339.5M | 0 | |
| 2023-03-31 | 59 | $324.9M | 0 | |
| 2022-12-31 | 67 | $299.6M | 0 | |
| 2022-09-30 | 72 | $288.8M | 0 | |
| 2022-06-30 | 81 | $303.9M | 0 | |
| 2022-03-31 | 78 | $364.8M | 0 | |
| 2021-12-31 | 81 | $397.8M | 0 | |
| 2021-09-30 | 82 | $378.2M | 0 | |
| 2021-06-30 | 85 | $374.1M | — | |
| 2021-03-31 | 70 | $317.3M | — |
Northstar Asset Management INC's most significant position changes for 2026-03-31: New buy: Icici Bank Ltd-spon Adr (IBN); Sold out: Figma Inc-cl A (FIG); Sold out: Adobe INC (ADBE); Sold out: Wells Fargo & Co (WFC); Sold out: Eaton Vance T/a Gl Dvd Incm (ETG).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | DSI | Ishares Esg Msci Kld 400 ETF | +4.5% | +107.32% | Add |
| 2 | VSGX | Vanguard Esg Intl Stock ETF | +2.1% | +69.79% | Add |
| 3 | ESGE | Ishares INC Ishares Esg Awar | +0.7% | +107.70% | Add |
| 4 | MELI | Mercadolibre INC | +0.6% | +118.88% | Add |
| 5 | PANW | Palo Alto Networks INC | +0.5% | +326.17% | Add |
| 6 | AMD | Advanced Micro Devices | +0.5% | +91.66% | Add |
| 7 | TSM | Taiwan Semiconductor-sp Adr | +0.4% | +4.89% | Add |
| 8 | BRK-A | Berkshire Hathaway Inc-cl A | +0.4% | — | Unchanged |
| 9 | LIN | Linde plc | +0.3% | -21.84% | Trim |
| 10 | VRSK | Verisk Analytics INC | +0.2% | +26.21% | Add |
| 11 | KLAC | Kla CORP | +0.2% | +41.35% | Add |
| 12 | VOO | Vanguard S&p 500 ETF | +0.2% | — | Unchanged |
| 13 | CNI | Canadian Natl Railway Co | +0.2% | -12.05% | Trim |
| 14 | HD | Home Depot INC | +0.1% | -9.90% | Trim |
| 15 | NDAQ | Nasdaq INC | +0.1% | +0.33% | Add |
| 16 | DDOG | Datadog INC - Class A | 0% | — | Unchanged |
| 17 | GOOGL | Alphabet Inc-cl A | 0% | -8.25% | Trim |
| 18 | BMI | Badger Meter INC | — | -3.95% | Trim |
| 19 | MSEX | Middlesex Water Co | — | -18.87% | Trim |
| 20 | GOOG | Alphabet Inc-cl C | — | -9.03% | Trim |
| 21 | EBC | Eastern Bankshares INC | 0% | -21.50% | Trim |
| 22 | WINA | Winmark CORP | 0% | -21.15% | Trim |
| 23 | ANET | Arista Networks INC | 0% | -13.27% | Trim |
| 24 | AAPL | Apple INC | 0% | -10.53% | Trim |
| 25 | ETN | Eaton Corporation plc | -0.1% | -26.40% | Trim |
| 26 | CWT | California Water Service Grp | -0.1% | -27.61% | Trim |
| 27 | TJX | Tjx Companies INC | -0.1% | -21.23% | Trim |
| 28 | FDX | Fedex CORP | -0.1% | -52.14% | Trim |
| 29 | ZM | Zoom Communications INC | -0.2% | -41.31% | Trim |
| 30 | SYK | Stryker CORP | -0.2% | -15.62% | Trim |
| 31 | IEX | Idex CORP | -0.3% | -76.85% | Trim |
| 32 | SFM | Sprouts Farmers Market INC | -0.4% | -47.40% | Trim |
| 33 | VLTO | Veralto CORP | -0.4% | -23.44% | Trim |
| 34 | XYL | Xylem INC | -0.5% | -19.95% | Trim |
| 35 | ADP | Automatic Data Processing | -0.5% | -8.93% | Trim |
| 36 | MSFT | Microsoft CORP | -0.6% | -1.65% | Trim |
| 37 | IDXX | Idexx Laboratories INC | -0.7% | -22.05% | Trim |
| 38 | BR | Broadridge Financial Solutio | -1% | -44.57% | Trim |
| 39 | CRM | Salesforce INC | -1% | -35.85% | Trim |
| 40 | DHR | Danaher CORP | -1% | -57.37% | Trim |
| 41 | DLR | Digital Realty Trust INC | -1% | -60.03% | Trim |
| 42 | UL | Unilever Plc-sponsored Adr | -1.3% | -45.61% | Trim |
| 43 | NVO | Novo-nordisk A/s-spons Adr | -1.7% | -64.11% | Trim |
| 44 | INTU | Intuit INC | -1.8% | -37.91% | Trim |
| 45 | IBN | Icici Bank Ltd-spon Adr | — | NEW | New buy |
| 46 | FIG | Figma Inc-cl A | — | EXIT | Sold out |
| 47 | ADBE | Adobe INC | — | EXIT | Sold out |
| 48 | WFC | Wells Fargo & Co | — | EXIT | Sold out |
| 49 | ETG | Eaton Vance T/a Gl Dvd Incm | — | EXIT | Sold out |
| 50 | EMXC | Ishares Msci Emr Mrk Ex Chna | — | NEW | New buy |
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2026-03-31 | 2026-05-13 | 13F-HR | View on EDGAR |
| 2025-12-31 | 2026-02-12 | 13F-HR | View on EDGAR |
| 2025-09-30 | 2025-10-30 | 13F-HR | View on EDGAR |
| 2025-06-30 | 2025-07-31 | 13F-HR | View on EDGAR |
| 2025-03-31 | 2025-07-15 | Amendment | View on EDGAR |
| 2025-03-31 | 2025-05-13 | 13F-HR | View on EDGAR |
| 2024-12-31 | 2025-07-15 | Amendment | View on EDGAR |
| 2024-12-31 | 2025-01-31 | 13F-HR | View on EDGAR |
| 2024-09-30 | 2025-07-15 | Amendment | View on EDGAR |
| 2024-09-30 | 2024-10-30 | 13F-HR | View on EDGAR |
| 2024-06-30 | 2025-07-15 | Amendment | View on EDGAR |
| 2024-06-30 | 2024-08-05 | 13F-HR | View on EDGAR |
| 2024-03-31 | 2025-07-15 | Amendment | View on EDGAR |
| 2024-03-31 | 2024-08-12 | Amendment | View on EDGAR |
| 2024-03-31 | 2024-05-10 | 13F-HR | View on EDGAR |
| 2023-12-31 | 2024-02-09 | 13F-HR | View on EDGAR |
| 2023-09-30 | 2023-11-08 | 13F-HR | View on EDGAR |
| 2023-06-30 | 2023-08-03 | 13F-HR | View on EDGAR |
| 2023-03-31 | 2023-04-28 | 13F-HR | View on EDGAR |
| 2022-12-31 | 2023-02-08 | 13F-HR | View on EDGAR |
| 2022-09-30 | 2023-05-15 | 13F-HR | View on EDGAR |
| 2022-06-30 | 2023-05-15 | 13F-HR | View on EDGAR |
| 2022-03-31 | 2023-05-15 | 13F-HR | View on EDGAR |
| 2021-12-31 | 2023-05-15 | 13F-HR | View on EDGAR |
| 2021-09-30 | 2023-05-15 | 13F-HR | View on EDGAR |
| 2021-06-30 | 2023-05-15 | 13F-HR | View on EDGAR |
| 2021-03-31 | 2023-05-15 | 13F-HR | View on EDGAR |
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