2026 Q3 Portfolio Activity
In 2026 Q3, MIDDLETON & CO INC/MA maintained a portfolio of 171 distinct positions. The most significant new addition was Mobility Global Inc, now representing 0.02% of the total fund value. They heavily accumulated shares in Netflix Inc, increasing the position by 544.8%.
Position History
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Total Positions
171
Quarter
2026 Q3
Top Holding
AAPL (7.6%)
Top 10 Concentration
42.9%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 171
MIDDLETON & CO INC/MA Full Holdings List — 2026 Q3
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
AAPL
Apple Inc
|
Technology | 7.56% | 6.77% |
#1
1
Prev: #2
|
5.5 |
—
|
-6,167 | -2.8% |
P
S
|
214,116 | $71,304,910 |
$76.94
+342.7%
|
2008 Q4 | 13F Filing | 2026-09-30 | 2026-10-23 | ||
|
GOOGL
Alphabet Inc Ca...
|
Communication Services | 6.85% | 7.43% |
#2
1
Prev: #1
|
4.7 |
—
|
-8,086 | -4.1% |
P
S
|
187,785 | $64,613,235 | 2015 Q4 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
AMZN
Amazon.com Inc
|
Consumer Cyclical | 6.18% | 6.07% |
#3
Prev: #3
|
4.0 |
—
|
-6,124 | -2.6% |
P
S
|
233,810 | $58,253,761 | 2010 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
AVGO
Broadcom Inc Co...
|
Technology | 4.38% | 4.86% |
#4
Prev: #4
|
2.8 |
—
|
-3,665 | -3.0% |
P
S
|
117,523 | $41,272,902 | 2016 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
IVV
iShares Tr S&P ...
|
ETF | 4.05% | 3.84% |
#5
Prev: #5
|
2.6 |
—
|
1,539 | 3.2% |
P
S
|
49,841 | $38,170,940 | 2016 Q4 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
PANW
Palo Alto Netwo...
|
Technology | 3.64% | 3.32% |
#6
Prev: #6
|
2.0 |
—
|
-5,298 | -5.8% |
P
S
|
86,365 | $34,313,678 | 2014 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
MSFT
Microsoft Corp
|
Technology | 3.05% | 2.24% |
#7
3
Prev: #10
|
1.7 |
—
|
-305 | -0.5% |
P
S
|
56,143 | $28,795,570 | 1999 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
V
VISA INC COM CL
|
Financial Services | 2.58% | 2.53% |
#8
1
Prev: #7
|
1.5 |
—
|
-1,603 | -2.3% |
P
S
|
67,834 | $24,374,791 | 2008 Q3 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
JPM
JPMorgan Chase ...
|
Financial Services | 2.33% | 2.38% |
#9
1
Prev: #8
|
1.4 |
—
|
-2,054 | -3.0% |
P
S
|
66,394 | $21,965,127 | 1999 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
COST
Costco Wholesal...
|
Consumer Defensive | 2.29% | 2.37% |
#10
1
Prev: #9
|
1.4 |
—
|
-67 | -0.3% |
P
S
|
23,762 | $21,631,499 | 2011 Q4 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
ABBV
Abbvie Inc
|
Healthcare | 2.01% | 2.01% |
#11
Prev: #11
|
1.3 |
—
|
-2,607 | -3.5% |
P
S
|
72,606 | $18,993,004 | 2013 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
NVDA
Nvidia Corporat...
|
Technology | 1.94% | 1.73% |
#12
1
Prev: #13
|
1.3 |
—
|
-1,682 | -2.1% |
P
S
|
79,914 | $18,250,759 | 2021 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
XOM
Exxonmobil Hold...
|
Energy | 1.86% | 1.65% |
#13
2
Prev: #15
|
1.2 |
—
|
-6,345 | -5.6% |
P
S
|
107,476 | $17,491,703 | 1999 Q4 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
ORLY
O'Reilly Automo...
|
Consumer Cyclical | 1.74% | 1.91% |
#14
2
Prev: #12
|
1.2 |
—
|
-2,752 | -1.4% |
P
S
|
192,164 | $16,412,727 | 2013 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
NOW
ServiceNow Inc
|
Technology | 1.58% | 1.19% |
#15
9
Prev: #24
|
1.1 |
—
|
-1,763 | -1.6% |
P
S
|
111,337 | $14,920,271 | 2020 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
LLY
Lilly Eli & Co
|
Healthcare | 1.54% | 1.66% |
#16
2
Prev: #14
|
1.1 |
—
|
-441 | -3.4% |
P
S
|
12,579 | $14,554,909 | 1999 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
QCOM
Qualcomm Inc
|
Technology | 1.53% | 1.52% |
#17
Prev: #17
|
1.1 |
—
|
891 | 1.1% |
P
S
|
78,535 | $14,453,636 | 2006 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
MRK
Merck & Co Inc
|
Healthcare | 1.53% | 1.50% |
#18
Prev: #18
|
1.1 |
—
|
-11,032 | -10.0% |
P
S
|
99,242 | $14,420,855 | 1999 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
DHR
Danaher Corp
|
Healthcare | 1.51% | 1.35% |
#19
1
Prev: #20
|
1.1 |
—
|
-2,436 | -3.7% |
P
S
|
64,130 | $14,208,095 | 1999 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
CRM
Salesforce Inc
|
Technology | 1.40% | 0.98% |
#20
12
Prev: #32
|
1.1 |
—
|
-1,557 | -2.6% |
P
S
|
57,423 | $13,182,598 | 2015 Q3 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
NEE
Nextera Energy ...
|
Utilities | 1.32% | 1.58% |
#21
5
Prev: #16
|
1.0 |
—
|
-4,476 | -2.6% |
P
S
|
164,753 | $12,478,392 | 2010 Q3 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
BRK/B
Berkshire Hatha...
|
Financial Services | 1.31% | 1.37% |
#22
3
Prev: #19
|
1.0 |
—
|
-960 | -3.7% |
P
S
|
24,774 | $12,336,213 | 2010 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
ETN
Eaton Corp Plc
|
Industrials | 1.19% | 1.21% |
#23
Prev: #23
|
1.0 |
—
|
-632 | -2.4% |
P
S
|
26,152 | $11,237,776 | 2014 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
EQIX
Equinix Inc
|
Real Estate | 1.17% | 1.27% |
#24
2
Prev: #22
|
1.0 |
—
|
-542 | -4.7% |
P
S
|
10,906 | $11,031,826 | 2017 Q3 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
META
Meta Platforms ...
|
Communication Services | 1.09% | 0.87% |
#25
10
Prev: #35
|
0.9 |
—
|
-331 | -2.3% |
P
S
|
14,150 | $10,261,043 | 2013 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
VGSH
Vanguard Short-...
|
ETF | 1.07% | 1.14% |
#26
1
Prev: #25
|
0.9 |
—
|
-9,590 | -5.2% |
P
S
|
175,239 | $10,086,757 | 2022 Q3 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
IEF
Ishares 7-10 Ye...
|
ETF | 1.05% | 1.27% |
#27
6
Prev: #21
|
0.9 |
—
|
-15,967 | -12.6% |
P
S
|
110,634 | $9,880,723 | 2023 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
SPGI
S&P Global Inc
|
Financial Services | 1.03% | 1.09% |
#28
Prev: #28
|
0.9 |
—
|
-625 | -2.5% |
P
S
|
24,514 | $9,670,037 | 2022 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
VGIT
Vanguard Interm...
|
ETF | 1.00% | 1.11% |
#29
3
Prev: #26
|
0.9 |
—
|
-11,210 | -6.3% |
P
S
|
166,554 | $9,436,950 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
STE
Steris Plc Shs ...
|
Healthcare | 1.00% | 1.04% |
#30
1
Prev: #29
|
0.9 |
—
|
-1,697 | -3.6% |
P
S
|
44,863 | $9,421,679 | 2019 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
IQLT
Ishares Msci In...
|
ETF | 1.00% | 1.10% |
#31
4
Prev: #27
|
0.9 |
—
|
-19,063 | -9.1% |
P
S
|
190,318 | $9,415,031 | 2025 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
IQV
Iqvia Holdings ...
|
Healthcare | 0.94% | 0.68% |
#32
14
Prev: #46
|
0.9 |
—
|
-240 | -0.7% |
P
S
|
32,993 | $8,870,302 | 2019 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
GOOG
Alphabet Inc Ca...
|
Communication Services | 0.91% | 0.98% |
#33
2
Prev: #31
|
0.9 |
—
|
-925 | -3.5% |
P
S
|
25,254 | $8,605,116 | 2007 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
SNPS
Synopsys Inc
|
Technology | 0.86% | 0.97% |
#34
1
Prev: #33
|
0.8 |
—
|
-1,746 | -8.6% |
P
S
|
18,675 | $8,122,504 | 2023 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
XYL
Xylem Inc
|
Industrials | 0.85% | 1.01% |
#35
5
Prev: #30
|
0.8 |
—
|
-1,620 | -2.0% |
P
S
|
78,857 | $7,985,848 | 2020 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
AMT
American Tower ...
|
Real Estate | 0.81% | 0.84% |
#36
1
Prev: #37
|
0.8 |
—
|
-1,991 | -4.1% |
P
S
|
46,374 | $7,590,960 | 2010 Q4 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
VRSK
Verisk Analytic...
|
Industrials | 0.80% | 0.89% |
#37
3
Prev: #34
|
0.8 |
—
|
-1,732 | -3.7% |
P
S
|
45,096 | $7,569,307 | 2016 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
ECL
Ecolab Inc
|
Basic Materials | 0.80% | 0.85% |
#38
2
Prev: #36
|
0.8 |
—
|
-1,274 | -4.4% |
P
S
|
27,447 | $7,536,397 | 2010 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
WCN
Waste Connectio...
|
Industrials | 0.76% | 0.74% |
#39
1
Prev: #40
|
2.3 |
—
|
4,992 | 11.9% |
P
S
|
46,856 | $7,212,544 | 2019 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
IDXX
Idexx Labs Inc
|
Healthcare | 0.72% | 0.74% |
#40
1
Prev: #41
|
0.8 |
—
|
-229 | -1.7% |
P
S
|
12,929 | $6,751,395 | 2019 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
PAAA
Pgim Aaa Clo Et...
|
ETF | 0.70% | 0.65% |
#41
6
Prev: #47
|
2.3 |
—
|
8,990 | 7.5% |
P
S
|
128,355 | $6,583,328 | 2024 Q3 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
MDLZ
Mondelez Intl I...
|
Consumer Defensive | 0.69% | 0.75% |
#42
3
Prev: #39
|
0.8 |
—
|
-9,694 | -7.9% |
P
S
|
112,332 | $6,495,036 | 2015 Q3 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
SYK
Stryker Corp
|
Healthcare | 0.67% | 0.82% |
#43
5
Prev: #38
|
0.8 |
—
|
-1,633 | -6.6% |
P
S
|
22,995 | $6,332,608 | 1999 Q4 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
MSCI
MSCI Inc Cl A
|
Financial Services | 0.67% | 0.71% |
#44
2
Prev: #42
|
0.8 |
—
|
-224 | -1.9% |
P
S
|
11,667 | $6,284,546 | 2020 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
AWK
American Wtr Wk...
|
Utilities | 0.66% | 0.70% |
#45
1
Prev: #44
|
0.8 |
—
|
-1,643 | -3.3% |
P
S
|
48,347 | $6,259,486 | 2025 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
IJR
iShares Tr S&P ...
|
ETF | 0.65% | 0.69% |
#46
1
Prev: #45
|
0.8 |
—
|
1,450 | 3.3% |
P
S
|
45,189 | $6,147,512 | 2010 Q2 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
IJH
iShares Tr S&P ...
|
ETF | 0.60% | 0.64% |
#47
2
Prev: #49
|
0.7 |
—
|
1,105 | 1.4% |
P
S
|
79,010 | $5,684,769 | 2010 Q3 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
APH
Amphenol Corp C...
|
Technology | 0.58% | 0.65% |
#48
Prev: #48
|
3.2 |
—
|
30,800 | 89.3% |
P
S
|
65,284 | $5,503,441 | 2026 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
INTU
Intuit
|
Technology | 0.58% | 0.60% |
#49
2
Prev: #51
|
0.7 |
—
|
-1,829 | -8.4% |
P
S
|
19,927 | $5,493,983 | 2009 Q1 | 13F Filing | 2026-09-30 | 2026-10-23 | |||
|
CB
Chubb Limited
|
Financial Services | 0.58% | 0.60% |
#50
Prev: #50
|
0.7 |
—
|
-21 | -0.1% |
P
S
|
16,698 | $5,431,024 | 2014 Q3 | 13F Filing | 2026-09-30 | 2026-10-23 |
Showing 1-50 of 171 holdings