AI Portfolio Summary
In 2025 Q4, Chesley Taft & Associates LLC maintained a portfolio of 382 distinct positions. They heavily accumulated shares in ALPHABET INC, increasing their position by 1.3%. Conversely, Chesley Taft & Associates LLC completely exited their position in COPART INC.
Total Positions
382
Quarter
2025 Q4
Top Holding
GOOG (5.4%)
Top 10 Concentration
31.3%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
1-25 of 382
| 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 | 5.36% | 4.41% |
#1
1
Prev: #2
|
4.6 | 5,550 | 1.3% |
P
S
|
433,062 | $135,894,879 | 2008 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MSFT
MICROSOFT CORP
|
Technology | 4.61% | 4.96% |
#2
1
Prev: #1
|
5.3 | 15,639 | 6.9% |
P
S
|
241,411 | $116,750,958 | 2001 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
NVDA
NVIDIA CORPORAT...
|
Technology | 3.53% | 3.65% |
#3
Prev: #3
|
2.9 | 19,111 | 4.1% |
P
S
|
480,297 | $89,575,397 | 2018 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AVGO
BROADCOM INC
|
Technology | 3.51% | 3.57% |
#4
Prev: #4
|
2.4 | 2,230 | 0.9% |
P
S
|
257,266 | $89,039,793 | 2016 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AAPL
APPLE INC
|
Technology | 3.08% | 3.09% |
#5
Prev: #5
|
2.2 | 278 | 0.1% |
P
S
|
286,935 | $78,006,271 | 2005 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AMZN
AMAZON COM INC
|
Consumer Cyclical | 2.87% | 2.84% |
#6
Prev: #6
|
1.6 | 10,163 | 3.3% |
P
S
|
315,372 | $72,794,165 | 2011 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
COST
COSTCO WHSL COR...
|
Consumer Defensive | 2.34% | 2.58% |
#7
Prev: #7
|
1.4 | 2,808 | 4.3% |
P
S
|
68,667 | $59,214,301 | 2006 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
JPM
JPMORGAN CHASE ...
|
Financial Services | 2.24% | 2.23% |
#8
Prev: #8
|
2.9 | 9,121 | 5.5% |
P
S
|
176,208 | $56,777,742 | 2010 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SYK
STRYKER CORPORA...
|
Healthcare | 1.96% | 2.16% |
#9
Prev: #9
|
1.3 | 3,230 | 2.3% |
P
S
|
141,083 | $49,586,442 | 2005 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
V
VISA INC
|
Financial Services | 1.84% | 1.79% |
#10
1
Prev: #11
|
2.7 | 9,416 | 7.6% |
P
S
|
132,858 | $46,594,629 | 2009 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
GLD
SPDR GOLD TR
|
ETF | 1.82% | 1.56% |
#11
5
Prev: #16
|
2.7 | 12,402 | 12.0% |
P
S
|
116,082 | $46,004,458 | 2009 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
JNJ
JOHNSON & JOHNS...
|
Healthcare | 1.74% | 1.56% |
#12
5
Prev: #17
|
2.7 | 14,776 | 7.5% |
P
S
|
212,903 | $44,060,276 | 2001 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
IJR
ISHARES TR
|
ETF | 1.73% | 1.73% |
#13
1
Prev: #12
|
2.7 | 21,656 | 6.3% |
P
S
|
365,335 | $43,905,921 | 2003 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SPY
SPDR S&P 500 ET...
|
ETF | 1.69% | 1.59% |
#14
Prev: #14
|
2.7 | 6,502 | 11.6% |
P
S
|
62,656 | $42,726,515 | 2003 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
IXUS
ISHARES TR
|
ETF | 1.68% | 1.58% |
#15
Prev: #15
|
2.7 | 52,900 | 11.7% |
P
S
|
503,602 | $42,624,874 | 2020 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
IJH
ISHARES TR
|
ETF | 1.58% | 1.66% |
#16
3
Prev: #13
|
1.1 | 7,714 | 1.3% |
P
S
|
608,201 | $40,141,250 | 2003 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PANW
PALO ALTO NETWO...
|
Technology | 1.39% | 1.54% |
#17
1
Prev: #18
|
2.6 | 13,319 | 7.5% |
P
S
|
191,466 | $35,268,037 | 2014 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ORCL
ORACLE CORP
|
Technology | 1.39% | 2.07% |
#18
8
Prev: #10
|
1.1 | 6,584 | 3.8% |
P
S
|
180,617 | $35,203,998 | 2001 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
GOOGL
ALPHABET INC
|
Communication Services | 1.35% | 1.08% |
#19
5
Prev: #24
|
1.0 | 4,270 | 4.1% |
P
S
|
109,436 | $34,253,468 | 2015 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CB
CHUBB LIMITED
|
Financial Services | 1.26% | 1.14% |
#20
3
Prev: #23
|
2.5 | 7,043 | 7.4% |
P
S
|
102,427 | $31,969,515 | 2012 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AXP
AMERICAN EXPRES...
|
Financial Services | 1.23% | 1.48% |
#21
2
Prev: #19
|
1.0 | -20,733 | -19.7% |
P
S
|
84,354 | $31,206,758 | 2004 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ABT
ABBOTT LABS
|
Healthcare | 1.20% | 1.27% |
#22
2
Prev: #20
|
2.5 | 18,609 | 8.3% |
P
S
|
241,771 | $30,291,480 | 2001 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MA
MASTERCARD INCO...
|
Financial Services | 1.18% | 1.19% |
#23
2
Prev: #21
|
2.5 | 3,121 | 6.3% |
P
S
|
52,426 | $29,928,955 | 2012 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
APH
AMPHENOL CORP N...
|
Technology | 1.10% | 1.00% |
#24
3
Prev: #27
|
2.4 | 15,343 | 8.0% |
P
S
|
206,278 | $27,876,409 | 2006 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ACN
ACCENTURE PLC I...
|
Technology | 1.03% | 0.96% |
#25
5
Prev: #30
|
2.4 | 4,829 | 5.2% |
P
S
|
96,864 | $25,988,611 | 2009 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CPRT
COPART INC
|
Industrials | 0.00% | 0.05% |
Sold All 😨
(Was: #184) |
0.0 | -28,774 | -100.0% |
CLOSED
|
— | $— | 2020 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
IBDQ
ISHARES TR
|
Bond/Debt | 0.00% | 0.03% |
Sold All 😨
(Was: #235) |
0.0 | -32,100 | -100.0% |
CLOSED
|
— | $— | 2022 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
EFX
EQUIFAX INC
|
Industrials | 0.00% | 0.03% |
Sold All 😨
(Was: #240) |
0.0 | -2,936 | -100.0% |
CLOSED
|
— | $— | 2016 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MAA
MID-AMER APT CM...
|
Real Estate | 0.00% | 0.03% |
Sold All 😨
(Was: #251) |
0.0 | -4,410 | -100.0% |
CLOSED
|
— | $— | 2013 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CRBG
COREBRIDGE FINL...
|
Financial Services | 0.00% | 0.02% |
Sold All 😨
(Was: #268) |
0.0 | -15,675 | -100.0% |
CLOSED
|
— | $— | 2025 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
WPM
WHEATON PRECIOU...
|
Basic Materials | 0.00% | 0.02% |
Sold All 😨
(Was: #277) |
0.0 | -4,000 | -100.0% |
CLOSED
|
— | $— | 2024 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
XYZ
BLOCK INC
|
Technology | 0.00% | 0.02% |
Sold All 😨
(Was: #288) |
0.0 | -5,240 | -100.0% |
CLOSED
|
— | $— | 2024 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
GOVT
ISHARES TR
|
ETF | 0.00% | 0.01% |
Sold All 😨
(Was: #322) |
0.0 | -11,441 | -100.0% |
CLOSED
|
— | $— | 2024 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
KMB
KIMBERLY-CLARK ...
|
Consumer Defensive | 0.00% | 0.01% |
Sold All 😨
(Was: #330) |
0.0 | -1,923 | -100.0% |
CLOSED
|
— | $— | 2001 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
FAST
FASTENAL CO
|
Industrials | 0.00% | 0.01% |
Sold All 😨
(Was: #339) |
0.0 | -4,448 | -100.0% |
CLOSED
|
— | $— | 2008 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SPSB
SPDR SERIES TRU...
|
ETF | 0.00% | 0.01% |
Sold All 😨
(Was: #345) |
0.0 | -6,814 | -100.0% |
CLOSED
|
— | $— | 2024 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) |
Showing 1-25 of 382 holdings