2026 Q1 Portfolio Activity
In 2026 Q1, Chesley Taft & Associates LLC maintained a portfolio of 395 distinct positions. The most significant new addition was ASTRAZENECA PLC, now representing 0.65% of the total fund value. They heavily accumulated shares in EQT CORP, increasing the position by 676.1%. Conversely, Chesley Taft & Associates LLC completely exited their position in ASTRAZENECA PLC.
Position History
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Total Positions
395
Quarter
2026 Q1
Top Holding
GOOG (5.1%)
Top 10 Concentration
30.1%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 395
Chesley Taft & 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
GOOG
ALPHABET INC
|
Communication Services | 5.11% | 5.36% |
#1
Prev: #1
|
4.5 |
—
|
-6,859 | -1.6% |
P
S
|
426,203 | $122,260,615 |
$87.93
+331.4%
|
2008 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | ||
|
MSFT
MICROSOFT CORP
|
Technology | 3.68% | 4.61% |
#2
Prev: #2
|
3.5 |
—
|
-3,325 | -1.4% |
P
S
|
238,086 | $88,132,151 |
$31.83
+1214.8%
|
2001 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | ||
|
NVDA
NVIDIA CORPORAT...
|
Technology | 3.45% | 3.53% |
#3
Prev: #3
|
2.9 |
—
|
-7,125 | -1.5% |
P
S
|
473,172 | $82,521,202 |
$107.88
+99.6%
|
2018 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | ||
|
AAPL
APPLE INC
|
Technology | 3.02% | 3.08% |
#4
1
Prev: #5
|
2.2 |
—
|
-2,548 | -0.9% |
P
S
|
284,387 | $72,174,560 | 2005 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
AMZN
AMAZON COM INC
|
Consumer Cyclical | 2.96% | 2.87% |
#5
1
Prev: #6
|
3.7 |
—
|
24,300 | 7.7% |
P
S
|
339,672 | $70,743,487 | 2011 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
AVGO
BROADCOM INC
|
Technology | 2.83% | 3.51% |
#6
2
Prev: #4
|
1.6 |
—
|
-38,844 | -15.1% |
P
S
|
218,422 | $67,603,793 | 2016 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
COST
COSTCO WHOLESAL...
|
Consumer Defensive | 2.80% | 2.34% |
#7
Prev: #7
|
1.6 |
—
|
-1,422 | -2.1% |
P
S
|
67,245 | $67,004,936 | 2006 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
JPM
JPMORGAN CHASE ...
|
Financial Services | 2.15% | 2.24% |
#8
Prev: #8
|
1.4 |
—
|
-1,089 | -0.6% |
P
S
|
175,119 | $51,513,005 | 2010 Q2 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
JNJ
JOHNSON & JOHNS...
|
Healthcare | 2.15% | 1.74% |
#9
3
Prev: #12
|
1.4 |
—
|
-2,191 | -1.0% |
P
S
|
210,712 | $51,506,441 | 2001 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
IJR
ISHARES TR
|
ETF | 1.92% | 1.73% |
#10
3
Prev: #13
|
1.3 |
—
|
4,780 | 1.3% |
P
S
|
370,115 | $46,009,002 | 2003 Q2 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
SYK
STRYKER CORPORA...
|
Healthcare | 1.91% | 1.96% |
#11
2
Prev: #9
|
1.3 |
—
|
-1,889 | -1.3% |
P
S
|
139,194 | $45,737,756 | 2005 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
IXUS
ISHARES TR
|
ETF | 1.89% | 1.68% |
#12
3
Prev: #15
|
1.3 |
—
|
17,786 | 3.5% |
P
S
|
521,388 | $45,173,056 | 2020 Q2 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
GLD
SPDR GOLD TR
|
ETF | 1.72% | 1.82% |
#13
2
Prev: #11
|
1.2 |
—
|
-20,255 | -17.4% |
P
S
|
95,827 | $41,233,400 | 2009 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
IJH
ISHARES TR
|
ETF | 1.70% | 1.58% |
#14
2
Prev: #16
|
1.2 |
—
|
-4,327 | -0.7% |
P
S
|
603,874 | $40,779,619 | 2003 Q2 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
SPY
STATE STR SPDR ...
|
ETF | 1.70% | 1.69% |
#15
1
Prev: #14
|
1.2 |
—
|
-196 | -0.3% |
P
S
|
62,460 | $40,620,363 | 2003 Q3 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
V
VISA INC
|
Financial Services | 1.55% | 1.84% |
#16
6
Prev: #10
|
1.1 |
—
|
-10,303 | -7.8% |
P
S
|
122,555 | $37,041,023 | 2009 Q3 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
CB
CHUBB LTD SWITZ
|
Financial Services | 1.40% | 1.26% |
#17
3
Prev: #20
|
1.1 |
—
|
144 | 0.1% |
P
S
|
102,571 | $33,430,966 | 2012 Q3 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
PANW
PALO ALTO NETWO...
|
Technology | 1.29% | 1.39% |
#18
1
Prev: #17
|
1.0 |
—
|
1,073 | 0.6% |
P
S
|
192,539 | $30,867,853 | 2014 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
GOOGL
ALPHABET INC
|
Communication Services | 1.25% | 1.35% |
#19
Prev: #19
|
1.0 |
—
|
-5,833 | -5.3% |
P
S
|
103,603 | $29,792,079 | 2015 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
APH
AMPHENOL CORP
|
Technology | 1.09% | 1.10% |
#20
4
Prev: #24
|
0.9 |
—
|
-4 | -0.0% |
P
S
|
206,274 | $26,062,720 | 2006 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
PEP
PEPSICO INC
|
Consumer Defensive | 1.08% | 0.99% |
#21
6
Prev: #27
|
0.9 |
—
|
-8,619 | -4.9% |
P
S
|
166,969 | $25,928,617 | 2001 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
MA
MASTERCARD INCO...
|
Financial Services | 1.05% | 1.18% |
#22
1
Prev: #23
|
0.9 |
—
|
-2,000 | -3.8% |
P
S
|
50,426 | $25,195,856 | 2012 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
AXP
AMERICAN EXPRES...
|
Financial Services | 1.05% | 1.23% |
#23
2
Prev: #21
|
0.9 |
—
|
-1,143 | -1.4% |
P
S
|
83,211 | $25,169,733 | 2004 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
ABT
ABBOTT LABORATO...
|
Healthcare | 1.04% | 1.20% |
#24
2
Prev: #22
|
0.9 |
—
|
858 | 0.4% |
P
S
|
242,629 | $24,910,673 | 2001 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
RTX
RTX CORPORATION
|
Industrials | 0.98% | 0.89% |
#25
5
Prev: #30
|
0.9 |
—
|
-1,539 | -1.3% |
P
S
|
121,195 | $23,378,516 | 2020 Q2 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
XOM
EXXON MOBIL COR...
|
Energy | 0.95% | 0.64% |
#26
19
Prev: #45
|
0.9 |
—
|
-979 | -0.7% |
P
S
|
134,642 | $22,843,368 | 2001 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
HON
HONEYWELL INTL ...
|
Industrials | 0.94% | 0.77% |
#27
11
Prev: #38
|
0.9 |
—
|
-548 | -0.5% |
P
S
|
99,097 | $22,398,895 | 2006 Q3 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
AZO
AUTOZONE INC
|
Consumer Cyclical | 0.92% | 0.87% |
#28
3
Prev: #31
|
0.9 |
—
|
15 | 0.2% |
P
S
|
6,491 | $21,925,170 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
EQT
EQT CORP
|
Energy | 0.92% | 0.09% |
#29
116
Prev: #145
|
3.4 |
—
|
299,915 | 676.1% |
P
S
|
344,274 | $21,909,597 | 2025 Q3 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
ORCL
ORACLE CORP
|
Technology | 0.91% | 1.39% |
#30
12
Prev: #18
|
0.9 |
—
|
-31,845 | -17.6% |
P
S
|
148,772 | $21,885,849 | 2001 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
VEA
VANGUARD TAX-MA...
|
ETF | 0.91% | 0.82% |
#31
3
Prev: #34
|
0.9 |
—
|
8,125 | 2.5% |
P
S
|
339,275 | $21,740,742 | 2012 Q3 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
META
META PLATFORMS ...
|
Communication Services | 0.89% | 1.02% |
#32
6
Prev: #26
|
0.9 |
—
|
-1,791 | -4.6% |
P
S
|
37,386 | $21,389,652 | 2013 Q2 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
HD
HOME DEPOT INC
|
Consumer Cyclical | 0.89% | 0.86% |
#33
1
Prev: #32
|
0.9 |
—
|
1,220 | 1.9% |
P
S
|
64,917 | $21,350,552 | 2001 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
WM
WASTE MGMT INC ...
|
Industrials | 0.88% | 0.80% |
#34
3
Prev: #37
|
0.9 |
—
|
-195 | -0.2% |
P
S
|
91,900 | $21,117,701 | 2007 Q2 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
KO
COCA COLA CO
|
Consumer Defensive | 0.87% | 0.76% |
#35
4
Prev: #39
|
0.8 |
—
|
-2,377 | -0.9% |
P
S
|
273,612 | $20,808,174 | 2001 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
TMO
THERMO FISHER S...
|
Healthcare | 0.86% | 0.97% |
#36
8
Prev: #28
|
0.8 |
—
|
-579 | -1.4% |
P
S
|
41,863 | $20,576,921 | 2006 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
ITW
ILLINOIS TOOL W...
|
Industrials | 0.85% | 0.76% |
#37
3
Prev: #40
|
0.8 |
—
|
-354 | -0.5% |
P
S
|
77,905 | $20,277,893 | 2001 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
IVV
ISHARES TR
|
ETF | 0.83% | 0.80% |
#38
3
Prev: #35
|
0.8 |
—
|
625 | 2.1% |
P
S
|
30,387 | $19,849,093 | 2006 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
VEU
VANGUARD INTL E...
|
ETF | 0.82% | 0.76% |
#39
2
Prev: #41
|
0.8 |
—
|
-389 | -0.1% |
P
S
|
261,536 | $19,641,354 | 2008 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
ACN
ACCENTURE PLC I...
|
Technology | 0.81% | 1.03% |
#40
15
Prev: #25
|
0.8 |
—
|
1,197 | 1.2% |
P
S
|
98,061 | $19,444,515 | 2009 Q3 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
LLY
ELI LILLY & CO
|
Healthcare | 0.79% | 0.95% |
#41
12
Prev: #29
|
0.8 |
—
|
-2,017 | -9.0% |
P
S
|
20,424 | $18,785,383 | 2001 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
COF
CAPITAL ONE FIN...
|
Financial Services | 0.78% | 0.75% |
#42
Prev: #42
|
2.8 |
—
|
23,809 | 30.5% |
P
S
|
101,885 | $18,586,881 | 2004 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
WFC
WELLS FARGO & C...
|
Financial Services | 0.74% | 0.82% |
#43
10
Prev: #33
|
0.8 |
—
|
-2,274 | -1.0% |
P
S
|
221,240 | $17,612,916 | 2001 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
C
CITIGROUP INC
|
Financial Services | 0.71% | 0.68% |
#44
1
Prev: #43
|
0.8 |
—
|
1,562 | 1.1% |
P
S
|
148,935 | $16,890,718 | 2001 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
UBER
UBER TECHNOLOGI...
|
Technology | 0.68% | 0.80% |
#45
9
Prev: #36
|
0.8 |
—
|
-22,643 | -9.1% |
P
S
|
226,587 | $16,298,403 | 2025 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
AZNCF
ASTRAZENECA PLC
|
Unknown | 0.65% | — |
#46
Prev: #—
|
3.8 |
—
|
78,802 | — |
NEW
|
78,802 | $15,541,331 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
MUB
ISHARES TR
|
ETF | 0.62% | 0.60% |
#47
1
Prev: #46
|
0.7 |
—
|
-2,410 | -1.7% |
P
S
|
139,393 | $14,796,567 | 2010 Q4 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
DIS
DISNEY WALT CO
|
Communication Services | 0.60% | 0.67% |
#48
4
Prev: #44
|
0.7 |
—
|
-1,031 | -0.7% |
P
S
|
148,683 | $14,330,067 | 2002 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
JMUB
J P MORGAN EXCH...
|
ETF | 0.59% | 0.50% |
#49
2
Prev: #51
|
2.2 |
—
|
27,520 | 10.9% |
P
S
|
280,702 | $14,032,293 | 2024 Q1 | 13F Filing | 2026-03-31 | 2026-04-13 | |||
|
EFA
ISHARES TR
|
ETF | 0.55% | 0.51% |
#50
Prev: #50
|
0.7 |
—
|
-392 | -0.3% |
P
S
|
135,426 | $13,153,927 | 2003 Q3 | 13F Filing | 2026-03-31 | 2026-04-13 |
Showing 1-50 of 395 holdings