Filed: 5/13/2026ACC: 0001172661-26-001763
📋 What this filing means
NORTHSTAR ASSET MANAGEMENT INC filed this quarterly 13F‑HR report disclosing 86 equity positions with a total reported market value of $325.85M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
86
Positions
$325.85M
Total AUM (reported)
2.36M
Total Shares
Allocation by class
COM$181.94M55.8%
ESG MSCI KLD 400$25.73M7.9%
SHS$22.70M7.0%
CAP STK CL A$21.57M6.6%
ESG INTL STK ETF$13.22M4.1%
CL A$11.62M3.6%
COM SHS$8.12M2.5%
Portfolio Concentration
Top 3$65.13M20.0%
4–10$94.59M29.0%
11–25$96.66M29.7%
Rest$69.48M21.3%
Top 3 weight
20.0%
Top 10 weight
49.0%
Voting Authority Distribution
Total shares with voting rights: 2.36M
Sole
Full voting authority
2.35M
shares
% of voting shares99.7%
Shared
Joint voting authority
6.05K
shares
% of voting shares0.3%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole86
Shared0
Other0
Dominant voting typeSole · 99.7% of voting shares
Institutional Holdings86
Rows:
ISHARES TR
SOLEShares212.27K
TypeSH
Market value$25.73M
7.89%
Sole
212.27K
Shared
0.00
None
0.00
ALPHABET INC
SOLEShares75.01K
TypeSH
Market value$21.57M
6.62%
Sole
74.88K
Shared
130.00
None
0.00
APPLE INC
SOLEShares70.27K
TypeSH
Market value$17.83M
5.47%
Sole
70.10K
Shared
167.00
None
0.00
MICROSOFT CORP
SOLEShares43.28K
TypeSH
Market value$16.02M
4.92%
Sole
43.19K
Shared
91.00
None
0.00
COSTCO WHOLESALE CORPORATION
SOLEShares15.47K
TypeSH
Market value$15.42M
4.73%
Sole
15.43K
Shared
39.00
None
0.00
TJX COS INC NEW
SOLEShares91.01K
TypeSH
Market value$14.53M
4.46%
Sole
90.79K
Shared
221.00
None
0.00
LINDE PLC
SOLEShares26.73K
TypeSH
Market value$13.25M
4.07%
Sole
26.65K
Shared
84.00
None
0.00
VANGUARD WORLD FD
SOLEShares184.29K
TypeSH
Market value$13.22M
4.06%
Sole
184.29K
Shared
0.00
None
0.00
STRYKER CORPORATION
SOLEShares35.76K
TypeSH
Market value$11.75M
3.61%
Sole
35.65K
Shared
115.00
None
0.00
AUTOMATIC DATA PROCESSING IN
SOLEShares51.13K
TypeSH
Market value$10.39M
3.19%
Sole
50.98K
Shared
150.00
None
0.00
BERKSHIRE HATHAWAY INC DEL
SOLEShares14.00
TypeSH
Market value$10.05M
3.09%
Sole
14.00
Shared
0.00
None
0.00
EATON CORP PLC
SOLEShares26.41K
TypeSH
Market value$9.45M
2.90%
Sole
26.33K
Shared
81.00
None
0.00
HOME DEPOT INC
SOLEShares26.17K
TypeSH
Market value$8.61M
2.64%
Sole
26.09K
Shared
86.00
None
0.00
CANADIAN NATL RY CO
SOLEShares80.47K
TypeSH
Market value$8.27M
2.54%
Sole
80.15K
Shared
326.00
None
0.00
XYLEM INC
SOLEShares65.11K
TypeSH
Market value$7.78M
2.39%
Sole
64.92K
Shared
194.00
None
0.00
IDEXX LABS INC
SOLEShares12.69K
TypeSH
Market value$7.13M
2.19%
Sole
12.66K
Shared
31.00
None
0.00
VANGUARD INDEX FDS
SOLEShares10.22K
TypeSH
Market value$6.11M
1.87%
Sole
10.22K
Shared
0.00
None
0.00
VERALTO CORP
SOLEShares63.46K
TypeSH
Market value$5.61M
1.72%
Sole
63.20K
Shared
254.00
None
0.00
INTUIT
SOLEShares12.90K
TypeSH
Market value$5.58M
1.71%
Sole
12.84K
Shared
60.00
None
0.00
UNILEVER PLC
SOLEShares95.43K
TypeSH
Market value$5.44M
1.67%
Sole
95.15K
Shared
278.00
None
0.00
EASTERN BANKSHARES INC
SOLEShares259.65K
TypeSH
Market value$5.08M
1.56%
Sole
258.85K
Shared
807.00
None
0.00
NASDAQ INC
SOLEShares57.46K
TypeSH
Market value$4.88M
1.50%
Sole
57.24K
Shared
221.00
None
0.00
TAIWAN SEMICONDUCTOR MANUFAC
SOLEShares13.97K
TypeSH
Market value$4.72M
1.45%
Sole
13.91K
Shared
64.00
None
0.00
DIGITAL RLTY TR INC
SOLEShares22.81K
TypeSH
Market value$4.11M
1.26%
Sole
22.74K
Shared
74.00
None
0.00
BADGER METER INC
SOLEShares25.25K
TypeSH
Market value$3.85M
1.18%
Sole
25.15K
Shared
99.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
ISHARES TRSOLE | ESG MSCI KLD 400 | 212.27K | SH | $25.73M 7.89% | 212.27K | 0.00 | 0.00 |
ALPHABET INCSOLE | CAP STK CL A | 75.01K | SH | $21.57M 6.62% | 74.88K | 130.00 | 0.00 |
APPLE INCSOLE | COM | 70.27K | SH | $17.83M 5.47% | 70.10K | 167.00 | 0.00 |
MICROSOFT CORPSOLE | COM | 43.28K | SH | $16.02M 4.92% | 43.19K | 91.00 | 0.00 |
COSTCO WHOLESALE CORPORATIONSOLE | COM | 15.47K | SH | $15.42M 4.73% | 15.43K | 39.00 | 0.00 |
TJX COS INC NEWSOLE | COM | 91.01K | SH | $14.53M 4.46% | 90.79K | 221.00 | 0.00 |
LINDE PLCSOLE | SHS | 26.73K | SH | $13.25M 4.07% | 26.65K | 84.00 | 0.00 |
VANGUARD WORLD FDSOLE | ESG INTL STK ETF | 184.29K | SH | $13.22M 4.06% | 184.29K | 0.00 | 0.00 |
STRYKER CORPORATIONSOLE | COM | 35.76K | SH | $11.75M 3.61% | 35.65K | 115.00 | 0.00 |
AUTOMATIC DATA PROCESSING INSOLE | COM | 51.13K | SH | $10.39M 3.19% | 50.98K | 150.00 | 0.00 |
BERKSHIRE HATHAWAY INC DELSOLE | CL A | 14.00 | SH | $10.05M 3.09% | 14.00 | 0.00 | 0.00 |
EATON CORP PLCSOLE | SHS | 26.41K | SH | $9.45M 2.90% | 26.33K | 81.00 | 0.00 |
HOME DEPOT INCSOLE | COM | 26.17K | SH | $8.61M 2.64% | 26.09K | 86.00 | 0.00 |
CANADIAN NATL RY COSOLE | COM | 80.47K | SH | $8.27M 2.54% | 80.15K | 326.00 | 0.00 |
XYLEM INCSOLE | COM | 65.11K | SH | $7.78M 2.39% | 64.92K | 194.00 | 0.00 |
IDEXX LABS INCSOLE | COM | 12.69K | SH | $7.13M 2.19% | 12.66K | 31.00 | 0.00 |
VANGUARD INDEX FDSSOLE | S&P 500 ETF SHS | 10.22K | SH | $6.11M 1.87% | 10.22K | 0.00 | 0.00 |
VERALTO CORPSOLE | COM SHS | 63.46K | SH | $5.61M 1.72% | 63.20K | 254.00 | 0.00 |
INTUITSOLE | COM | 12.90K | SH | $5.58M 1.71% | 12.84K | 60.00 | 0.00 |
UNILEVER PLCSOLE | SPON ADR NEW | 95.43K | SH | $5.44M 1.67% | 95.15K | 278.00 | 0.00 |
EASTERN BANKSHARES INCSOLE | COM | 259.65K | SH | $5.08M 1.56% | 258.85K | 807.00 | 0.00 |
NASDAQ INCSOLE | COM | 57.46K | SH | $4.88M 1.50% | 57.24K | 221.00 | 0.00 |
TAIWAN SEMICONDUCTOR MANUFACSOLE | SPONSORED ADS | 13.97K | SH | $4.72M 1.45% | 13.91K | 64.00 | 0.00 |
DIGITAL RLTY TR INCSOLE | COM | 22.81K | SH | $4.11M 1.26% | 22.74K | 74.00 | 0.00 |
BADGER METER INCSOLE | COM | 25.25K | SH | $3.85M 1.18% | 25.15K | 99.00 | 0.00 |
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