Chesley Taft & Associates LLC

CIK 1164632 · View on SEC EDGAR ↗

Portfolio value
$1.3B
#2,013 of 9,443 by 13F value · top 21.3%
Positions
369
As of
June 30, 2026

Portfolio value QoQ: +6.1% 13F does not disclose cash

Top 10 holdings weight
50.13%
Top 25 holdings weight
67.99%
Positions above 1%
18
Effective number of positions
30.7

Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)

Turnover Q2 2026: 35.01% Est. buys $454,665,039 · sells $456,532,149

Median holding: 7.0 quarters Tracked Q4 2024–Q2 2026 · 83.3% still held

New positions
18
Increased
146
Decreased
145
Closed
19
On this page

Sector breakdown

Technology
27.1%
Communication Services
14.4%
Industrials
7.0%
Retail
6.9%
Healthcare
6.6%
Financials
6.5%
Financial Services
2.6%
Energy
2.1%
Materials
1.8%
Consumer products
0.6%
Real Estate
0.5%
Utilities
0.5%
Telecommunication
0.4%
Consumer Discretionary
0.4%
Consumer Staples
0.3%
Packaging
0.0%
Logistics & Transportation
0.0%
Communications
0.0%
Diversified Consumer Services
0.0%
Other/Unmapped
22.1%

Full portfolio 369 positions

Type Streak 8Q trend
GOOG Alphabet Inc. - Class C Capital Stock $136,544,758 10.21% 386,451 $126,555,145 Up ×1
NVDA NVIDIA Corporation - Common Stock $88,670,095 6.63% 443,151 $11,248,000 Down ×5
AVGO Broadcom Inc. - Common Stock $75,946,260 5.68% 201,049 $12,701,915 Down ×1
MSFT Microsoft Corporation - Common Stock $75,342,372 5.63% 201,979 $68,075,565 Up ×1
COST Costco Wholesale Corporation - Common Stock $57,502,405 4.30% 61,469 $-3,939,462 Down ×1
PANW Palo Alto Networks, Inc. - Common Stock $57,105,504 4.27% 167,455 $54,389,683 Up ×1
JPM JP Morgan Chase & Co. Common Stock $52,480,819 3.92% 160,330 $3,957,068 Down ×5
IXUS iShares Core MSCI Total International Stock ETF $48,777,952 3.65% 511,085 $47,582,840 Up ×2
IJH $43,471,726 3.25% 563,762 $5,095,635 Down ×5
GOOGL Alphabet Inc. - Class A Common Stock $34,627,291 2.59% 96,895 $6,574,950 Down ×3
VEA $23,746,984 1.78% 333,291 $3,399,982 Up ×2
LLY Eli Lilly and Company Common Stock $23,469,247 1.75% 19,567 $5,401,285 Down ×1
ABT Abbott Laboratories Common Stock $22,731,917 1.70% 250,517 $179,779 Up ×2
RTX RTX Corporation Common Stock $20,419,122 1.53% 107,622 $248,533 Up ×1
META Meta Platforms, Inc. - Class A Common Stock $20,031,719 1.50% 35,562 $18,624,279 Up ×1
AZO AutoZone, Inc. Common Stock $18,462,945 1.38% 5,777 $-803,912 Up ×2
C Citigroup, Inc. Common Stock $17,072,321 1.28% 121,980 $3,541,374 Up ×2
EQT EQT Corporation Common Stock $16,117,316 1.21% 303,128 $-2,889,215 Up ×2
UNP Union Pacific Corporation Common Stock $12,999,696 0.97% 47,793 $1,495,869 Up ×2
CRM Salesforce, Inc. Common Stock $12,958,981 0.97% 82,720 $5,326,713 Up ×2
VB $11,421,258 0.85% 37,679 $10,866,773 Up ×1
ECL Ecolab Inc. Common Stock $10,705,311 0.80% 38,424 $595,487 Up ×2
VO $10,096,549 0.75% 125,314 $1,449,272 Up ×3
MDY $9,324,178 0.70% 13,257 $1,135,455 Down ×6
GWW W.W. Grainger, Inc. Common Stock $9,286,090 0.69% 6,826 $1,894,761 Up ×2
AGG $8,091,912 0.61% 81,753 $128,076 Up ×3
BX Blackstone Inc. Common Stock $7,621,015 0.57% 64,766 $7,419,208 Up ×1
DELL Dell Technologies Inc. Class C Common Stock $6,635,423 0.50% 15,379 $6,529,887 Up ×1
MU Micron Technology, Inc. - Common Stock $6,585,224 0.49% 5,705 $5,820,692 Up ×2
SUB $6,518,839 0.49% 61,227 $22,126 Up ×3
AMZN Amazon.com, Inc. - Common Stock $6,338,652 0.47% 26,595 $628,930 Down ×4
PG Procter & Gamble Company (The) Common Stock $6,006,803 0.45% 40,963 $5,438,865 Up ×1
TFC Truist Financial Corporation Common Stock $5,588,808 0.42% 112,180 $5,450,898 Up ×1
LIN Linde plc - Ordinary Shares $5,587,946 0.42% 10,768 $500,457 Up ×2
FBND $5,468,580 0.41% 120,215 $149,744 Up ×6
JNJ Johnson & Johnson Common Stock $5,430,894 0.41% 21,384 $224,078 Up ×1
TJX TJX Companies, Inc. (The) Common Stock $5,320,832 0.40% 35,121 $-330,153 Down ×6
IJR $5,198,859 0.39% 35,054 $991,711 Up ×1
OKE ONEOK, Inc. Common Stock $5,121,027 0.38% 58,903 $-195,622 Up ×2
NVS Novartis AG Common Stock $4,946,083 0.37% 31,560 $152,788 Up ×2
VTV $4,897,323 0.37% 22,472 $4,112,523 Up ×1
ABBV AbbVie Inc. Common Stock $4,886,094 0.37% 19,417 $622,420 Down ×1
GLD $4,706,055 0.35% 12,775 $-984,530 Down ×4
JPST $4,690,371 0.35% 92,750 $277,175 Up ×6
FTV Fortive Corporation Common Stock $4,534,711 0.34% 74,230 $4,355,327 Up ×1
PFE Pfizer, Inc. Common Stock $4,487,766 0.34% 186,369 $-860,351 Down ×1
SPY SPY $4,378,313 0.33% 5,863 $522,447 Down ×2
AMAT Applied Materials, Inc. - Common Stock $4,377,765 0.33% 6,055 $1,938,068 Down ×3
GE GE Aerospace Common Stock $4,358,813 0.33% 11,663 $1,043,244 Down ×1
SHW Sherwin-Williams Company (The) Common Stock $4,316,051 0.32% 12,535 $301,483 Up ×1
AAPL Apple Inc. - Common Stock $4,232,328 0.32% 14,627 $-64,255,548 Down ×3
WELL Welltower Inc. Common Stock $4,230,721 0.32% 18,640 $4,052,782 Up ×1
IGSB iShares 1-5 Year Investment Grade Corporate Bond ETF $4,176,448 0.31% 79,688 $40,344 Up ×3
TXN Texas Instruments Incorporated - Common Stock $4,122,308 0.31% 13,830 $1,600,235 Up ×1
TMUS T-Mobile US, Inc. - Common Stock $4,061,582 0.30% 24,215 $3,705,581 Up ×1
INTC Intel Corporation - Common Stock $3,986,157 0.30% 28,548 $2,735,292 Up ×2
BLK BlackRock, Inc. Common Stock $3,913,549 0.29% 4,070 $3,538,482 Up ×1
IBM International Business Machines Corporation Common Stock $3,824,737 0.29% 13,601 $3,326,383 Up ×1
V Visa Inc. $3,805,211 0.28% 11,091 $453,067
ADP Automatic Data Processing, Inc. - Common Stock $3,791,026 0.28% 16,928 $3,677,245 Up ×1
MCK McKesson Corporation Common Stock $3,692,617 0.28% 4,887 $3,510,891 Up ×1
NTRS Northern Trust Corporation - Common Stock $3,601,443 0.27% 20,717 $711,088 Up ×1
CSL Carlisle Companies Incorporated Common Stock $3,599,931 0.27% 9,924 $1,738,331 Up ×2
URI United Rentals, Inc. Common Stock $3,584,464 0.27% 3,164 $3,220,184 Up ×1
VTIP Vanguard Short-Term Inflation-Protected Securities Index Fund ETF Shares $3,572,307 0.27% 71,119 $459,473 Up ×2
IEFA $3,503,246 0.26% 36,273 $219,451
VUSB $3,426,507 0.26% 68,833 $144,182 Up ×1
FSLR First Solar, Inc. - Common Stock $3,382,723 0.25% 14,336 $3,378,186 Up ×1
XLRE XLRE $3,353,149 0.25% 76,156 $3,239,846 Up ×2
CB Chubb Limited Common Stock $3,262,586 0.24% 9,575 $-29,307 Down ×4
VGK $3,184,784 0.24% 35,970 $155,894 Down ×1
STIP $3,126,096 0.23% 30,600 $84,530 Up ×6
SYK Stryker Corporation Common Stock $3,072,838 0.23% 9,760 $-39,385,590 Down ×6
MA Mastercard Incorporated Common Stock $2,958,336 0.22% 5,760 $130,260 Up ×1
IWF $2,940,842 0.22% 23,684 $210,176 Up ×1
AMD Advanced Micro Devices, Inc. - Common Stock $2,788,949 0.21% 4,801 Up ×1
ICSH $2,687,214 0.20% 53,128 $-608,705 Down ×1
COF Capital One Financial Corporation Common Stock $2,642,968 0.20% 13,174 $460,375 Up ×2
AZN AstraZeneca PLC - American Depositary Shares $2,641,407 0.20% 13,930 $-76,285 Up ×1
IBDU $2,637,924 0.20% 113,900 $244,470 Up ×6
IBDT $2,566,839 0.19% 101,657 $133,715 Up ×6
WM Waste Management, Inc. Common Stock $2,499,599 0.19% 11,215 $-31,538 Up ×1
ADBE Adobe Inc. - Common Stock $2,497,759 0.19% 12,183 $-3,133,675 Down ×1
GLW Corning Incorporated Common Stock $2,451,362 0.18% 9,597 $879,005 Down ×3
VOO $2,447,238 0.18% 3,563 $2,306,216 Up ×1
IWR $2,378,279 0.18% 21,558 $282,195
BE Bloom Energy Corporation Class A Common Stock $2,349,860 0.18% 7,763 $1,298,051
AFL AFLAC Incorporated Common Stock $2,340,310 0.17% 19,960 $2,236,085 Up ×1
IVV $2,311,823 0.17% 3,087 $1,834,326 Up ×1
EW Edwards Lifesciences Corporation Common Stock $2,311,163 0.17% 25,549 $2,102,555 Up ×1
SCHG $2,308,497 0.17% 68,218 $321,307
EWJ $2,283,996 0.17% 24,488 $281,670 Up ×2
KLAC KLA Corporation - Common Stock $2,219,077 0.17% 7,355 $578,812 Up ×2
IBDS $2,206,733 0.16% 91,112 $40,089 Up ×3
AMP Ameriprise Financial, Inc. Common Stock $2,168,100 0.16% 4,726 $62,088 Down ×1
APH Amphenol Corporation Common Stock $2,145,814 0.16% 12,170 $-22,262,353 Down ×1
HQY HealthEquity, Inc. - Common Stock $2,126,223 0.16% 23,541 $-53,784 Down ×1
IYW $2,124,029 0.16% 8,421 $572,707 Down ×4
IBDW $2,029,816 0.15% 97,400 $177,511 Up ×6
SHM $2,010,789 0.15% 41,922 $5,660

Conviction holdings

Positions increased for 3+ consecutive quarters.

Share counts are as reported in 13F filings (not split-adjusted)

Security Value % of portfolio Streak
VO $10,096,549 0.75% up ×3
AGG $8,091,912 0.61% up ×3
SUB $6,518,839 0.49% up ×3
FBND $5,468,580 0.41% up ×6
JPST $4,690,371 0.35% up ×6
IGSB $4,176,448 0.31% up ×3
STIP $3,126,096 0.23% up ×6
IBDU $2,637,924 0.20% up ×6
IBDT $2,566,839 0.19% up ×6
IBDS $2,206,733 0.16% up ×3
IBDW $2,029,816 0.15% up ×6
IBDX $1,433,311 0.11% up ×5
IXC $1,361,491 0.10% up ×5
TLT $1,088,138 0.08% up ×3
MBB $251,896 0.02% up ×3

Biggest new bets

New positions opened this quarter, largest first.

Security Value Shares % of portfolio
AMD $2,788,949 4,801 0.21%
TOST $1,540,560 55,376 0.12%
MRVL $369,086 1,239 0.03%
BK $273,313 1,890 0.02%
ESGV $251,620 1,903 0.02%
WMG $234,562 8,665 0.02%
IBDY $231,705 9,000 0.02%
IUSB $229,965 4,983 0.02%
RWR $214,643 1,900 0.02%
KMB $212,515 1,936 0.02%
BAC $209,800 3,682 0.02%
EQH $186,534 4,251 0.01%
USB $105,700 1,750 0.01%
DVN $104,085 2,519 0.01%
GNRC $23,425 80 0.00%

Top movers (QoQ)

Security Action Shares Δ Value Δ
AVGO Trimmed -3K +$12.7M
NVDA Trimmed -783 +$11.2M
GOOGL Trimmed -658 +$6.6M
LLY Trimmed -77 +$5.4M
CRM Bought more +42K +$5.3M
IJH Trimmed -5K +$5.1M

34 positions hidden (data completeness check)

Exited positions

Includes corporate events (mergers, delistings) — not all exits are sells

Closed positions reflect 13F reporting changes; for index managers these are often mechanical (delisting, M&A, index rebalancing), not active decisions.

SecurityQuarter Shares before Value before Price since exit
HON June 30, 2026 86,227 $19,489,889 -1.2%
SLV March 31, 2026 86,550 $5,575,551 No longer tracked
BAC March 31, 2025 112,627 $4,949,957 50.7%
ANET March 31, 2025 25,254 $2,791,325 137.3%
DECK June 30, 2025 19,760 $2,209,366 -13.0%
PHM June 30, 2025 17,293 $1,777,720 21.7%
LQD June 30, 2025 14,838 $1,612,742 No longer tracked
CPRT Dec. 31, 2025 28,774 $1,293,967 -13.1%
HES Sept. 30, 2025 9,295 $1,287,729 No longer tracked
ALB June 30, 2026 7,012 $1,258,864 -0.3%
ELV March 31, 2026 3,520 $1,233,936 34.8%
MDT June 30, 2026 12,198 $1,056,957 20.3%
TER June 30, 2025 11,435 $944,531 320.6%
SRLN June 30, 2025 22,355 $919,461 No longer tracked
SJNK March 31, 2026 35,150 $889,998 No longer tracked
RRX June 30, 2025 7,624 $867,992 15.5%
IBDQ Dec. 31, 2025 32,100 $808,599 No longer tracked
EFX Dec. 31, 2025 2,936 $753,172 -10.8%
NEU June 30, 2026 1,120 $717,864 17.2%
SWKS March 31, 2025 7,795 $691,261 7.7%
MAA Dec. 31, 2025 4,410 $616,209 -5.2%
IONQ March 31, 2026 13,615 $610,905 46.7%
ODFL March 31, 2025 3,400 $599,760 22.4%
CRBG Dec. 31, 2025 15,675 $502,384 6.2%
POOL Sept. 30, 2025 1,672 $487,355 -37.9%
AIG March 31, 2025 6,663 $485,066 -13.2%
USMV June 30, 2025 5,165 $483,754 No longer tracked
WPM Dec. 31, 2025 4,000 $447,360 25.4%
CME June 30, 2026 1,348 $398,132 21.9%
VRSK June 30, 2026 2,000 $379,500 4.9%
XYZ Dec. 31, 2025 5,240 $378,695 24.3%
HHH March 31, 2026 4,322 $344,766 7.9%
NFTY March 31, 2026 5,700 $332,430
EMN June 30, 2025 3,665 $322,923 0.4%
MANH June 30, 2025 1,803 $311,991 6.1%
NOW June 30, 2026 2,935 $306,854 30.5%
FLEX March 31, 2025 7,765 $298,098 235.9%
BAC March 31, 2026 5,353 $294,415 29.0%
EPD March 31, 2026 9,044 $289,951 1.4%
SLQD March 31, 2026 5,700 $288,990
HPE June 30, 2025 18,272 $281,937 158.3%
CCOI Sept. 30, 2025 5,789 $279,088 -73.8%
LQD June 30, 2026 2,523 $274,982 No longer tracked
VST March 31, 2025 1,929 $265,951 19.5%
GOVT Dec. 31, 2025 11,441 $264,516 No longer tracked
INCY March 31, 2026 2,571 $253,938 36.1%
PSX June 30, 2026 1,383 $251,955 44.4%
NVO Sept. 30, 2025 3,650 $251,923 -16.2%
EL March 31, 2026 2,388 $250,071 36.8%
WERN March 31, 2025 6,875 $246,950 28.0%
KMB Dec. 31, 2025 1,923 $239,106 8.2%
BSCP March 31, 2025 11,547 $238,446 No longer tracked
IBIT June 30, 2026 6,100 $234,362
CTRA June 30, 2026 6,580 $231,221 No longer tracked
FLNC June 30, 2026 16,798 $231,140 -41.8%
PRGS Sept. 30, 2025 3,552 $226,760 0.2%
EL March 31, 2025 2,993 $224,415 48.8%
IBTF June 30, 2025 9,600 $224,352 No longer tracked
BK March 31, 2026 1,932 $224,286 No longer tracked
MCHP March 31, 2025 3,898 $223,550 57.5%
KR June 30, 2026 3,086 $223,303 0.5%
CTRA Sept. 30, 2025 8,665 $219,918 No longer tracked
FAST Dec. 31, 2025 4,448 $218,130 27.5%
JNK June 30, 2025 2,285 $217,761 No longer tracked
ESLT June 30, 2026 254 $215,669 -1.3%
EXC June 30, 2026 4,343 $212,882 -2.1%
IEF March 31, 2026 2,175 $209,148
VIG March 31, 2025 1,055 $206,601 No longer tracked
SPSB Dec. 31, 2025 6,814 $206,396 No longer tracked
USIG March 31, 2025 4,097 $205,997
OLED March 31, 2026 1,750 $204,365 -6.0%
XLE June 30, 2026 3,313 $202,954 No longer tracked
CBT March 31, 2025 2,205 $201,339 1.8%
VNQ Sept. 30, 2025 2,255 $200,830 No longer tracked
JBL March 31, 2025 1,395 $200,741 135.5%
TDG March 31, 2026 150 $199,478 4.6%
USMV June 30, 2026 2,000 $185,480 No longer tracked
WBA Sept. 30, 2025 15,976 $183,404 No longer tracked
TSCO June 30, 2026 3,875 $175,538 10.4%
PLTR March 31, 2026 836 $148,599 19.4%
COR March 31, 2026 350 $118,213 0.5%
VTRS March 31, 2026 9,386 $116,856 19.8%
IBOC June 30, 2026 1,500 $100,935 -6.1%
APP March 31, 2026 138 $92,987 -20.5%
INDA March 31, 2026 1,626 $87,885 No longer tracked
VLTO March 31, 2026 535 $53,382 13.1%
CDW March 31, 2026 150 $20,430 15.1%
WBD March 31, 2026 482 $13,891 3.3%
DHI March 31, 2026 19 $2,737 8.7%