2026 Q1 Portfolio Activity
In 2026 Q1, ARTHUR M. COHEN & ASSOCIATES, LLC maintained a portfolio of 133 distinct positions. The most significant new addition was CORNING INC, now representing 0.06% of the total fund value. They heavily accumulated shares in ASML HLDG NV, increasing the position by 31.1%.
Position History
hover any row below to update
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Total Positions
133
Quarter
2026 Q1
Top Holding
NVDA (10.9%)
Top 10 Concentration
59.4%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 133
ARTHUR M. COHEN & ASSOCIATES, LLC Full Holdings List — 2026 Q1
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NVDA
NVIDIA CORPORAT...
|
Technology | 10.85% | 10.69% |
#1
Prev: #1
|
6.5 |
—
|
-5,633 | -1.6% |
P
S
|
345,392 | $61,037,888 | 2018 Q2 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
AAPL
APPLE INC
|
Technology | 7.56% | 7.48% |
#2
Prev: #2
|
5.0 |
—
|
-2,095 | -1.2% |
P
S
|
166,319 | $42,514,589 | 2017 Q1 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
GOOG
ALPHABET INC
|
Communication Services | 6.54% | 6.57% |
#3
Prev: #3
|
4.1 |
—
|
-3,487 | -2.7% |
P
S
|
124,693 | $36,771,830 | 2017 Q2 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
QQQM
INVESCO EXCH TR...
|
ETF | 6.37% | 6.16% |
#4
Prev: #4
|
3.5 |
—
|
-138 | -0.1% |
P
S
|
149,033 | $35,852,890 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
BRK/B
BERKSHIRE HATHA...
|
Financial Services | 5.89% | 5.82% |
#5
Prev: #5
|
3.4 |
—
|
-1,682 | -2.4% |
P
S
|
69,274 | $33,149,237 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
SPY
STATE STR SPDR ...
|
ETF | 5.30% | 5.13% |
#6
1
Prev: #7
|
2.6 |
—
|
-559 | -1.2% |
P
S
|
45,505 | $29,808,089 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
AMZN
AMAZON COM INC
|
Consumer Cyclical | 4.90% | 4.98% |
#7
1
Prev: #8
|
2.5 |
—
|
-1,343 | -1.0% |
P
S
|
130,881 | $27,553,979 | 2017 Q1 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
DHR
DANAHER CORP DE...
|
Healthcare | 4.54% | 5.71% |
#8
2
Prev: #6
|
2.3 |
—
|
-18,889 | -12.4% |
P
S
|
133,777 | $25,521,787 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
LLY
ELI LILLY & CO
|
Healthcare | 3.76% | 3.95% |
#9
1
Prev: #10
|
2.0 |
—
|
-321 | -1.4% |
P
S
|
22,166 | $21,157,890 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
MSFT
MICROSOFT CORP
|
Technology | 3.70% | 4.48% |
#10
1
Prev: #9
|
2.0 |
—
|
-309 | -0.5% |
P
S
|
56,389 | $20,828,476 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
COST
COSTCO WHOLESAL...
|
Consumer Defensive | 2.90% | 2.29% |
#11
Prev: #11
|
1.7 |
—
|
66 | 0.4% |
P
S
|
16,343 | $16,287,174 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
VYM
VANGUARD WHITEH...
|
ETF | 2.55% | 2.28% |
#12
Prev: #12
|
1.5 |
—
|
-88 | -0.1% |
P
S
|
97,002 | $14,351,490 | 2018 Q1 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
NFLX
NETFLIX INC.
|
Communication Services | 2.07% | 1.85% |
#13
2
Prev: #15
|
1.3 |
—
|
1,000 | 0.8% |
P
S
|
122,068 | $11,663,597 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
BRK/A
BERKSHIRE HATHA...
|
Financial Services | 2.04% | 1.97% |
#14
1
Prev: #13
|
1.8 |
—
|
no change | no change |
P
S
|
16 | $11,460,128 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
BLK
BLACKROCK INC
|
Financial Services | 1.85% | 1.93% |
#15
1
Prev: #14
|
1.2 |
—
|
-175 | -1.6% |
P
S
|
10,868 | $10,405,428 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
CRWD
CROWDSTRIKE HLD...
|
Technology | 1.34% | 1.46% |
#16
Prev: #16
|
1.0 |
—
|
185 | 1.0% |
P
S
|
19,200 | $7,551,552 | 2020 Q2 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
RTX
RTX CORPORATION
|
Industrials | 1.34% | 1.12% |
#17
3
Prev: #20
|
1.0 |
—
|
1,370 | 3.7% |
P
S
|
38,645 | $7,524,954 | 2020 Q2 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
META
META PLATFORMS ...
|
Communication Services | 1.14% | 1.21% |
#18
Prev: #18
|
1.0 |
—
|
-110 | -1.0% |
P
S
|
11,112 | $6,436,404 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
PGR
PROGRESSIVE COR...
|
Financial Services | 1.13% | 1.22% |
#19
2
Prev: #17
|
1.0 |
—
|
94 | 0.3% |
P
S
|
32,909 | $6,363,284 | 2019 Q2 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
QQQ
INVESCO QQQ TR
|
ETF | 1.07% | 1.03% |
#20
1
Prev: #21
|
0.9 |
—
|
-15 | -0.1% |
P
S
|
10,284 | $6,009,183 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
VOO
VANGUARD INDEX ...
|
ETF | 0.93% | 0.89% |
#21
2
Prev: #23
|
0.9 |
—
|
-45 | -0.5% |
P
S
|
8,662 | $5,217,099 | 2017 Q3 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
SHOP
SHOPIFY INC
|
Technology | 0.92% | 1.16% |
#22
3
Prev: #19
|
0.9 |
—
|
-313 | -0.7% |
P
S
|
43,863 | $5,198,643 | 2020 Q2 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
ISRG
INTUITIVE SURGI...
|
Healthcare | 0.82% | 0.96% |
#23
1
Prev: #22
|
0.8 |
—
|
-399 | -3.9% |
P
S
|
9,946 | $4,619,420 | 2019 Q2 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
HD
HOME DEPOT INC
|
Consumer Cyclical | 0.77% | 0.80% |
#24
Prev: #24
|
0.8 |
—
|
-1,118 | -7.9% |
P
S
|
13,062 | $4,304,713 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
TSM
TAIWAN SEMICOND...
|
Technology | 0.64% | 0.53% |
#25
5
Prev: #30
|
0.8 |
—
|
-134 | -1.3% |
P
S
|
10,541 | $3,599,646 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
VLTO
VERALTO CORP
|
Industrials | 0.64% | 0.74% |
#26
1
Prev: #25
|
0.8 |
—
|
-4,683 | -10.3% |
P
S
|
40,711 | $3,585,011 | 2023 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
MRVL
MARVELL TECHNOL...
|
Technology | 0.63% | 0.46% |
#27
7
Prev: #34
|
0.8 |
—
|
-250 | -0.8% |
P
S
|
33,043 | $3,526,019 | 2020 Q3 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
TMO
THERMO FISHER S...
|
Healthcare | 0.58% | 0.69% |
#28
2
Prev: #26
|
0.7 |
—
|
-632 | -8.7% |
P
S
|
6,628 | $3,277,861 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
ACGL
ARCH CAP GROUP ...
|
Financial Services | 0.53% | 0.53% |
#29
2
Prev: #31
|
0.7 |
—
|
-2,400 | -7.1% |
P
S
|
31,273 | $2,986,259 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
PLTR
PALANTIR TECHNO...
|
Technology | 0.53% | 0.59% |
#30
3
Prev: #27
|
0.7 |
—
|
175 | 0.9% |
P
S
|
20,383 | $2,985,906 | 2024 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
EQIX
EQUINIX INC
|
Real Estate | 0.51% | 0.35% |
#31
12
Prev: #43
|
0.7 |
—
|
102 | 3.7% |
P
S
|
2,892 | $2,880,474 | 2020 Q2 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
NOBL
PROSHARES TR
|
ETF | 0.50% | 0.44% |
#32
5
Prev: #37
|
0.7 |
—
|
762 | 2.9% |
P
S
|
26,728 | $2,832,405 | 2020 Q2 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
ASML
ASML HLDG NV
|
Technology | 0.50% | 0.28% |
#33
15
Prev: #48
|
2.7 |
—
|
494 | 31.1% |
P
S
|
2,081 | $2,829,661 | 2019 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
AJG
GALLAGHER ARTHU...
|
Financial Services | 0.50% | 0.58% |
#34
5
Prev: #29
|
0.7 |
—
|
-756 | -5.5% |
P
S
|
12,938 | $2,799,007 | 2023 Q3 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
WMT
WALMART INC
|
Consumer Defensive | 0.49% | 0.38% |
#35
6
Prev: #41
|
0.7 |
—
|
794 | 3.8% |
P
S
|
21,929 | $2,735,423 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
ETN
EATON CORP PLC
|
Industrials | 0.49% | 0.37% |
#36
6
Prev: #42
|
2.2 |
—
|
419 | 5.9% |
P
S
|
7,466 | $2,729,271 | 2023 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
VEEV
VEEVA SYS INC
|
Healthcare | 0.47% | 0.58% |
#37
9
Prev: #28
|
0.7 |
—
|
-585 | -3.7% |
P
S
|
15,416 | $2,662,960 | 2017 Q3 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
V
VISA INC
|
Financial Services | 0.47% | 0.52% |
#38
6
Prev: #32
|
0.7 |
—
|
-255 | -2.8% |
P
S
|
8,793 | $2,624,798 | 2017 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
GE
GE AEROSPACE
|
Industrials | 0.46% | 0.40% |
#39
Prev: #39
|
2.2 |
—
|
984 | 12.5% |
P
S
|
8,855 | $2,591,681 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
GOOGL
ALPHABET INC
|
Communication Services | 0.46% | 0.51% |
#40
7
Prev: #33
|
0.7 |
—
|
-1,240 | -12.5% |
P
S
|
8,696 | $2,586,103 | 2017 Q2 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
PANW
PALO ALTO NETWO...
|
Technology | 0.45% | 0.45% |
#41
6
Prev: #35
|
2.2 |
—
|
806 | 5.4% |
P
S
|
15,845 | $2,545,816 | 2022 Q1 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
FIW
FIRST TR EXCHAN...
|
Warrant | 0.42% | 0.40% |
#42
4
Prev: #38
|
0.7 |
—
|
37 | 0.2% |
P
S
|
22,550 | $2,347,857 | 2017 Q1 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
MA
MASTERCARD INCO...
|
Financial Services | 0.42% | 0.44% |
#43
7
Prev: #36
|
1.2 |
—
|
no change | no change |
P
S
|
4,752 | $2,336,321 | 2019 Q3 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
JNJ
JOHNSON & JOHNS...
|
Healthcare | 0.39% | 0.28% |
#44
2
Prev: #46
|
2.2 |
—
|
725 | 8.8% |
P
S
|
9,000 | $2,197,080 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
VRT
VERTIV HOLDINGS...
|
Industrials | 0.35% | 0.18% |
#45
17
Prev: #62
|
2.1 |
—
|
950 | 14.3% |
P
S
|
7,605 | $1,972,509 | 2024 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
AVGO
BROADCOM INC
|
Technology | 0.30% | 0.29% |
#46
1
Prev: #45
|
0.6 |
—
|
215 | 4.2% |
P
S
|
5,326 | $1,669,648 | 2023 Q2 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
ABBV
ABBVIE INC
|
Healthcare | 0.29% | 0.28% |
#47
Prev: #47
|
1.1 |
—
|
no change | no change |
P
S
|
7,470 | $1,605,901 | 2017 Q1 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
CRM
SALESFORCE INC
|
Technology | 0.28% | 0.39% |
#48
8
Prev: #40
|
0.6 |
—
|
-465 | -5.1% |
P
S
|
8,602 | $1,602,036 | 2017 Q2 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
ORCL
ORACLE CORP
|
Technology | 0.28% | 0.34% |
#49
5
Prev: #44
|
0.6 |
—
|
105 | 1.0% |
P
S
|
10,715 | $1,556,139 | 2023 Q1 | 13F Filing | 2026-03-31 | 2026-05-08 | |||
|
JPM
JPMORGAN CHASE ...
|
Financial Services | 0.27% | 0.27% |
#50
1
Prev: #49
|
0.6 |
—
|
-32 | -0.6% |
P
S
|
5,177 | $1,529,182 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-08 |
Showing 1-50 of 133 holdings