13F filer

Chesley Taft & Associates

As of Sep 30, 2026 Filed Oct 13, 2026 CIK 1164632 SEC filings ↗
13F Value
$2.56B
Positions
365
Top Position
GOOG5.4%
Top 5
20.8%

Latest filing changes

vs Jun 30, 2026
1 OEF iShares S&P 100 ETF >999%+$3.5M
2 VLO Valero Energy +484.9%+$3.3M
3 CVX Chevron +30.1%+$2.9M
4 GLD SPDR Gold Tr +6.1%+$2.2M
5 AZN AstraZeneca +12.4%+$1.6M
Holdings365
# Trend (4Q)
1 GOOG 5.4% $139.4M -2.2% 409.1K 5.8% Common Stock
2 MSFT 4.3% $109.6M -1.6% 213.7K 3.2% Common Stock
3 NVDA 4.1% $105.8M -0.3% 463.3K 3.6% Common Stock
4 AAPL 3.6% $92.9M -1.9% 279.0K 3.2% Common Stock
5 AMZN 3.3% $83.9M -1.0% 336.8K 3.2% Common Stock
6 AVGO 2.9% $74.1M -0.9% 211.0K 3.1% Common Stock
7 PANW 2.4% $62.4M -13.7% 157.2K 2.4% Common Stock
8 COST 2.3% $59.1M -1.6% 65.0K 2.4% Common Stock
9 JPM 2.2% $55.8M -1.4% 168.7K 2.2% Common Stock
10 JNJ 2.2% $55.2M -0.7% 208.3K 2.1% Common Stock
11 IXUS 2.0% $52.3M +1.9% 550.7K 2.0% ETF
12 IJR 1.9% $49.9M -1.3% 366.8K 2.1% ETF
13 SPY 1.8% $46.3M -1.3% 60.6K 1.8% ETF
14 V 1.7% $43.6M -0.9% 121.4K 1.6% Common Stock
15 IJH 1.7% $43.3M -0.1% 601.6K 1.8% ETF
16 SYK 1.5% $38.0M -0.6% 138.0K 1.7% Common Stock
17 GLD 1.5% $37.8M +6.1% 99.4K 1.3% Trust
18 GOOGL
Filing details
  • 02079K305 Sep 30, 2026 98,667 reported quantity $33,949,269 reported value
1.3% $33.9M -2.1% 98.7K 1.4% Common Stock
19 CB 1.3% $33.9M +0.5% 104.2K 1.4% Common Stock
20 APH 1.3% $33.2M -2.7% 393.4K 1.4% Common Stock
Change compares with the prior filing. Prior % is the share of the portfolio in that filing. Trend shows the quantity held in each of the last four filings: green rose, red fell, grey unchanged.
Exited in Latest Filing17
# Holding Prior % Prior Value Change Prior Quantity Trend (4Q) Type
Compared with the immediately prior published filing (Jun 30, 2026). Prior values are shown for context and are not included in current totals.