2026 Q3 Portfolio Activity
In 2026 Q3, FOSTER DYKEMA CABOT & PARTNERS, LLC maintained a portfolio of 354 distinct positions. The most significant new addition was VANGUARD SCOTTSDALE FDS, now representing 0.07% of the total fund value. They heavily accumulated shares in MICROSOFT CORP, increasing the position by 57.3%.
Position History
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Total Positions
354
Quarter
2026 Q3
Top Holding
SPY (16.6%)
Top 10 Concentration
67.2%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 354
FOSTER DYKEMA CABOT & PARTNERS, LLC 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
SPY
STATE STR SPDR ...
|
ETF | 16.62% | 18.06% |
#1
Prev: #1
|
6.5 |
—
|
-2,447 | -0.6% |
P
S
|
412,769 | $315,572,900 |
$462.31
-94.8%
|
2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | ||
|
JPST
J P MORGAN EXCH...
|
ETF | 12.65% | 14.20% |
#2
Prev: #2
|
6.0 |
—
|
-63,772 | -1.3% |
P
S
|
4,767,813 | $240,154,765 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
ICSH
ISHARES TR
|
ETF | 11.29% | 12.43% |
#3
Prev: #3
|
5.5 |
—
|
24,760 | 0.6% |
P
S
|
4,253,584 | $214,380,613 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
AMZN
AMAZON COM INC
|
Consumer Cyclical | 5.60% | 3.25% |
#4
3
Prev: #7
|
5.7 |
—
|
191,847 | 81.7% |
P
S
|
426,670 | $106,304,830 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
MSFT
MICROSOFT CORP
|
Technology | 4.88% | 2.49% |
#5
3
Prev: #8
|
5.5 |
—
|
65,698 | 57.3% |
P
S
|
180,454 | $92,554,917 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
APH
AMPHENOL CORP
|
Technology | 4.23% | 5.03% |
#6
2
Prev: #4
|
4.7 |
—
|
460,342 | 93.9% |
P
S
|
950,526 | $80,249,347 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
PWR
QUANTA SVCS INC
|
Industrials | 3.15% | 4.00% |
#7
2
Prev: #5
|
1.8 |
—
|
-2,468 | -2.6% |
P
S
|
93,060 | $59,791,986 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
GOOGL
ALPHABET INC
|
Communication Services | 3.01% | 3.42% |
#8
2
Prev: #6
|
1.7 |
—
|
1,483 | 0.9% |
P
S
|
166,082 | $57,145,516 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
NVDA
NVIDIA CORPORAT...
|
Technology | 2.92% | 2.18% |
#9
5
Prev: #14
|
3.7 |
—
|
55,321 | 29.6% |
P
S
|
242,482 | $55,438,763 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
AAPL
APPLE INC
|
Technology | 2.89% | 1.56% |
#10
10
Prev: #20
|
4.2 |
—
|
71,531 | 76.9% |
P
S
|
164,540 | $54,794,981 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
COST
COSTCO WHOLESAL...
|
Consumer Defensive | 2.43% | 2.44% |
#11
2
Prev: #9
|
3.0 |
—
|
5,811 | 12.9% |
P
S
|
50,761 | $46,209,796 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
JPM
JPMORGAN CHASE ...
|
Financial Services | 2.31% | 2.25% |
#12
1
Prev: #11
|
2.9 |
—
|
13,842 | 11.7% |
P
S
|
132,330 | $43,778,799 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
GS
GOLDMAN SACHS G...
|
Financial Services | 2.04% | 2.22% |
#13
1
Prev: #12
|
2.8 |
—
|
5,154 | 13.6% |
P
S
|
42,994 | $38,710,189 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
ETN
EATON CORP PLC
|
Industrials | 2.01% | 2.21% |
#14
1
Prev: #13
|
1.3 |
—
|
-713 | -0.8% |
P
S
|
88,673 | $38,103,742 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
AXP
AMERICAN EXPRES...
|
Financial Services | 1.84% | 2.26% |
#15
5
Prev: #10
|
1.2 |
—
|
-38 | -0.0% |
P
S
|
114,733 | $34,890,433 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
LLY
ELI LILLY & CO
|
Healthcare | 1.69% | 1.95% |
#16
1
Prev: #15
|
1.2 |
—
|
-260 | -0.9% |
P
S
|
27,765 | $32,126,355 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
VRTX
VERTEX PHARMACE...
|
Healthcare | 1.57% | 1.68% |
#17
1
Prev: #16
|
1.1 |
—
|
-1,294 | -2.2% |
P
S
|
56,939 | $29,768,279 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
CTAS
CINTAS CORP
|
Industrials | 1.56% | 1.51% |
#18
3
Prev: #21
|
1.1 |
—
|
-747 | -0.5% |
P
S
|
152,168 | $29,681,931 | 2024 Q1 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
TMO
THERMO FISHER S...
|
Healthcare | 1.46% | 1.22% |
#19
5
Prev: #24
|
1.1 |
—
|
-763 | -1.8% |
P
S
|
40,922 | $27,643,789 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
BRK/B
BERKSHIRE HATHA...
|
Financial Services | 1.43% | 1.61% |
#20
1
Prev: #19
|
1.1 |
—
|
-830 | -1.5% |
P
S
|
54,433 | $27,104,912 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
AVGO
BROADCOM INC
|
Technology | 1.41% | 1.66% |
#21
4
Prev: #17
|
1.1 |
—
|
284 | 0.4% |
P
S
|
76,110 | $26,729,114 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
WM
WASTE MGMT INC ...
|
Industrials | 1.38% | 1.66% |
#22
4
Prev: #18
|
1.1 |
—
|
-67 | -0.1% |
P
S
|
128,359 | $26,175,041 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
IEFA
ISHARES TR
|
ETF | 1.35% | 1.49% |
#23
1
Prev: #22
|
1.0 |
—
|
-2,150 | -0.8% |
P
S
|
263,937 | $25,570,239 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
NOC
NORTHROP GRUMMA...
|
Industrials | 1.10% | 1.28% |
#24
1
Prev: #23
|
0.9 |
—
|
-71 | -0.2% |
P
S
|
43,043 | $20,810,489 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
VTI
VANGUARD INDEX ...
|
ETF | 1.03% | 1.14% |
#25
Prev: #25
|
0.9 |
—
|
-1,063 | -2.0% |
P
S
|
52,172 | $19,524,849 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
V
VISA INC
|
Financial Services | 0.98% | 0.08% |
#26
16
Prev: #42
|
3.4 |
—
|
47,635 | 1229.0% |
P
S
|
51,511 | $18,509,448 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
GOOG
ALPHABET INC
|
Communication Services | 0.56% | 0.63% |
#27
1
Prev: #26
|
0.7 |
—
|
548 | 1.8% |
P
S
|
31,343 | $10,679,814 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
XLK
SELECT SECTOR S...
|
ETF | 0.56% | 0.60% |
#28
1
Prev: #27
|
0.7 |
—
|
-37 | -0.1% |
P
S
|
54,115 | $10,593,011 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
VOO
VANGUARD INDEX ...
|
ETF | 0.35% | 0.32% |
#29
1
Prev: #30
|
2.6 |
—
|
1,610 | 20.2% |
P
S
|
9,581 | $6,714,940 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
INDB
INDEPENDENT BK ...
|
Financial Services | 0.34% | 0.40% |
#30
2
Prev: #28
|
1.1 |
—
|
no change | no change |
P
S
|
82,067 | $6,425,025 | 2025 Q3 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
SPYX
SPDR SERIES TRU...
|
ETF | 0.33% | 0.36% |
#31
2
Prev: #29
|
1.1 |
—
|
no change | no change |
P
S
|
100,831 | $6,299,921 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
MA
MASTERCARD INCO...
|
Financial Services | 0.31% | 0.00% |
#32
218
Prev: #250
|
3.1 |
—
|
10,690 | 38178.6% |
P
S
|
10,718 | $5,910,655 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
IWF
ISHARES TR
|
ETF | 0.28% | 0.30% |
#33
2
Prev: #31
|
0.6 |
—
|
-165 | -0.4% |
P
S
|
42,104 | $5,273,947 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
ABBV
ABBVIE INC
|
Healthcare | 0.22% | 0.06% |
#34
18
Prev: #52
|
3.1 |
—
|
12,401 | 325.1% |
P
S
|
16,216 | $4,241,943 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
PG
PROCTER & GAMBL...
|
Consumer Defensive | 0.19% | 0.22% |
#35
3
Prev: #32
|
0.6 |
—
|
-1,683 | -6.5% |
P
S
|
24,194 | $3,514,904 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
MS
MORGAN STANLEY
|
Financial Services | 0.17% | 0.08% |
#36
5
Prev: #41
|
3.1 |
—
|
10,375 | 160.3% |
P
S
|
16,848 | $3,168,772 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
IVV
ISHARES TR
|
ETF | 0.16% | 0.18% |
#37
4
Prev: #33
|
0.6 |
—
|
-61 | -1.5% |
P
S
|
4,013 | $3,073,356 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
META
META PLATFORMS ...
|
Communication Services | 0.13% | 0.00% |
#38
159
Prev: #197
|
3.1 |
—
|
3,243 | 4913.6% |
P
S
|
3,309 | $2,399,621 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
IWD
ISHARES TR
|
ETF | 0.12% | 0.13% |
#39
5
Prev: #34
|
0.5 |
—
|
-98 | -1.0% |
P
S
|
9,483 | $2,351,120 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
SDG
ISHARES TR
|
ETF | 0.10% | 0.11% |
#40
5
Prev: #35
|
1.0 |
—
|
no change | no change |
P
S
|
21,421 | $1,871,581 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
PHYS
SPROTT ASSET MA...
|
Unknown | 0.10% | 0.10% |
#41
4
Prev: #37
|
0.5 |
—
|
-225 | -0.4% |
P
S
|
57,717 | $1,804,811 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
WMT
WALMART INC
|
Consumer Defensive | 0.09% | 0.10% |
#42
6
Prev: #36
|
0.5 |
—
|
400 | 2.5% |
P
S
|
16,338 | $1,697,845 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
SPCX
SPACE EXPLORATI...
|
ETF | 0.09% | 0.02% |
#43
49
Prev: #92
|
3.0 |
—
|
8,978 | 448.9% |
P
S
|
10,978 | $1,656,141 | 2026 Q2 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
JNJ
JOHNSON & JOHNS...
|
Healthcare | 0.08% | 0.08% |
#44
1
Prev: #43
|
2.0 |
—
|
725 | 14.1% |
P
S
|
5,878 | $1,556,142 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
VEU
VANGUARD INTL E...
|
ETF | 0.08% | 0.09% |
#45
6
Prev: #39
|
0.5 |
—
|
-365 | -2.0% |
P
S
|
18,234 | $1,512,875 | 2024 Q3 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
CSCO
CISCO SYS INC
|
Technology | 0.08% | 0.10% |
#46
8
Prev: #38
|
1.0 |
—
|
no change | no change |
P
S
|
14,028 | $1,509,834 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
AMD
ADVANCED MICRO ...
|
Technology | 0.07% | 0.01% |
#47
100
Prev: #147
|
3.0 |
—
|
2,000 | 1058.2% |
P
S
|
2,189 | $1,339,143 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
MRK
MERCK & CO INC
|
Healthcare | 0.07% | 0.06% |
#48
Prev: #48
|
0.5 |
—
|
100 | 1.2% |
P
S
|
8,726 | $1,275,392 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
VONE
VANGUARD SCOTTS...
|
ETF | 0.07% | — |
#49
Prev: #—
|
3.5 |
—
|
3,634 | — |
NEW
|
3,634 | $1,250,096 | 2026 Q3 | 13F Filing | 2026-09-30 | 2026-10-30 | |||
|
CAT
CATERPILLAR INC
|
Industrials | 0.06% | 0.09% |
#50
10
Prev: #40
|
1.0 |
—
|
no change | no change |
P
S
|
1,458 | $1,182,132 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-10-30 |
Showing 1-50 of 354 holdings