13F filer

Grandfield & Dodd

As of Sep 30, 2026 Filed Oct 29, 2026 CIK 1308016 SEC filings ↗

13F Value

$1.87B

Positions

216

Top Position

AMAT6.6%

Top 5

24.6%

Latest filing changes

vs Jun 30, 2026

1 BA Boeing +30.9%+$4.1M

2 AOS Smith A O +20.5%+$2.4M

3 VLTO Veralto +726.9%+$1.7M

4 SNPS Synopsys +3.7%+$1.2M

5 ADSK Autodesk +3.5%+$1.1M

Holdings216

#
1	AMAT Applied Materials	6.6%	$123.6M	-2.6%	241.6K	9.4%	Common Stock
2	MSFT Microsoft	6.2%	$115.4M	+0.4%	225.1K	4.4%	Common Stock
3	ADI Analog Devices	4.8%	$90.2M	-1.7%	227.5K	4.8%	Common Stock
4	GE Ge Aerospace Filing details 369604301 Sep 30, 2026 222,828 reported quantity $69,587,055 reported value	3.7%	$69.6M	-2.1%	222.8K	4.5%	Common Stock
5	JCI Johnson Controls International	3.3%	$61.6M	-4.3%	414.6K	3.3%	Common Stock
6	RTX RTX	3.2%	$60.9M	-1.0%	328.0K	3.3%	Common Stock
7	CACI Caci Intl	2.8%	$53.2M	+0.6%	87.4K	2.1%	Common Stock
8	LIN Linde Filing details G54950103 Sep 30, 2026 106,679 reported quantity $50,635,508 reported value	2.7%	$50.6M	+0.2%	106.7K	2.9%	Common Stock
9	BRK.B Berkshire Hathaway Class B Filing details 084670702 Sep 30, 2026 100,929 reported quantity $50,257,596 reported value	2.7%	$50.3M	+0.8%	100.9K	2.6%	Common Stock
10	CB Chubb	2.5%	$46.6M	-0.1%	143.4K	2.6%	Common Stock
11	GOOGL Alphabet Class A Filing details 02079K305 Sep 30, 2026 121,365 reported quantity $41,759,314 reported value	2.2%	$41.8M	-0.8%	121.4K	2.3%	Common Stock
12	ITW Illinois Tool Works	2.2%	$41.7M	+0.5%	162.0K	2.3%	Common Stock
13	PAYX Paychex	2.2%	$41.4M	+0.8%	420.3K	2.1%	Common Stock
14	SNPS Synopsys	1.7%	$32.5M	+3.7%	74.6K	1.7%	Common Stock
15	AAPL Apple	1.7%	$32.2M	+1.1%	96.6K	1.4%	Common Stock
16	ADSK Autodesk	1.7%	$31.9M	+3.5%	152.4K	1.5%	Common Stock
17	APD Air Products and Chemicals	1.6%	$30.6M	+0.6%	110.1K	1.7%	Common Stock
18	REGN Regeneron Pharmaceuticals	1.5%	$28.1M	+1.3%	37.1K	1.2%	Common Stock
19	JNJ Johnson & Johnson	1.5%	$28.0M	-1.0%	105.8K	1.4%	Common Stock
20	HXL Hexcel	1.5%	$27.7M	+1.0%	330.1K	1.7%	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 Filing7

#	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.