GRANDFIELD & DODD, LLC

Other Low signal CIK 1308016
League rank
#1419
in Other · #5586 overall
Long book
$1.77B
Q1 2026
Positions
209
Top-10 weight
37%
concentration
Last quarter
+9.5%
SPY +14.8%
Turnover
10%
of book per quarter

Strategy in plain words

auto-generated from filings

GRANDFIELD & DODD, LLC is an institutional manager, running a $1.77B US long book across 209 positions.

The portfolio is moderately concentrated (top 10 ≈ 37% of the book). Turnover is modest: positions are typically held for years. Current anchor positions: APPLIED MATERIALS INC, MICROSOFT CORP, ANALOG DEVICES INC, GENERAL ELECTRIC, RTX CORP.

Over the last 9 quarters its long book ran on average 1.4pp per quarter behind the S&P 500, beating the index in 4 of 9 quarters. Signal value of individual moves is limited — treat changes as weak evidence.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
-0.6%
Q2 2024
+7.1%
Q3 2024
-4.0%
Q4 2024
+0.6%
Q1 2025
+6.8%
Q2 2025
+4.0%
Q3 2025
+3.4%
Q4 2025
+1.0%
Q1 2026
+9.5%

Sector allocation

Technology
31%
Industrials
17%
Healthcare
13%
Materials
10%
Financials
8%
Other
6%
Services media
5%
Energy
4%

Long book by quarter

$1.58B
Q1 2024
$1.58B
Q2 2024
$1.69B
Q3 2024
$1.62B
Q4 2024
$1.61B
Q1 2025
$1.71B
Q2 2025
$1.76B
Q3 2025
$1.77B
Q4 2025
$1.77B
Q1 2026

What does GRANDFIELD & own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
AMAT APPLIED MATERIALS INCTechnology268.3K$91.7M5.2%-0.6%
MSFT MICROSOFT CORPTechnology224.8K$83.2M4.7%+1.7%
ADI ANALOG DEVICES INCTechnology248.2K$79.0M4.5%-0.6%
GE GENERAL ELECTRICIndustrials242.6K$68.8M3.9%-2.3%
RTX RTX CORPIndustrials337.1K$65.0M3.7%-0.8%
JCI JOHNSON CONTROLS INTERNATIONIndustrials481.6K$63.1M3.6%-6.3%
LIN LINDE PLCMaterials108.0K$53.6M3.0%+0.7%
BRK/B BERKSHIRE HATHAWAY INC-CL BFinancials101.1K$48.5M2.7%+1.0%
CB CHUBB LTDFinancials147.8K$48.2M2.7%-1.6%
CACI CACI INTERNATIONAL INC -CL ATechnology88.5K$48.1M2.7%+1.6%
ALB ALBEMARLE CORPMaterials238.1K$42.7M2.4%+0.1%
ITW ILLINOIS TOOL WORKSIndustrials163.2K$42.5M2.4%+1.0%
GOOGL ALPHABET INC-CL ATechnology124.7K$35.9M2.0%-1.9%
PAYX PAYCHEX INCServices media386.2K$35.6M2.0%+5.0%
ADSK AUTODESK INCTechnology146.1K$35.0M2.0%+3.5%
APD AIR PRODUCTS & CHEMICALS INCMaterials111.1K$32.3M1.8%+1.9%
SYK STRYKER CORPHealthcare96.9K$31.9M1.8%+0.6%
REGN REGENERON PHARMACEUTICALSHealthcare36.4K$28.1M1.6%-0.4%
SNPS SYNOPSYS INCTechnology68.4K$27.1M1.5%+4.0%
VRSK VERISK ANALYTICS INCTechnology140.6K$26.7M1.5%+1.8%
HXL HEXCEL CORPMaterials326.5K$26.4M1.5%-0.2%
JNJ JOHNSON & JOHNSONHealthcare107.4K$26.3M1.5%+0.2%
TRMB TRIMBLE INCOther389.5K$25.4M1.4%+1.5%
AAPL APPLE INCTechnology95.7K$24.3M1.4%-0.2%
GEHC GE HEALTHCARE TECHNOLOGYHealthcare337.0K$24.0M1.4%+0.5%
TDY TELEDYNE TECHNOLOGIES INCTechnology39.5K$23.9M1.4%-0.7%
CVX CHEVRON CORPEnergy115.5K$23.9M1.3%-0.2%
GILD GILEAD SCIENCES INCHealthcare163.6K$22.8M1.3%-4.9%
HRL HORMEL FOODS CORPConsumer staples995.1K$22.5M1.3%+3.4%
DIS WALT DISNEY CO/THEServices media224.5K$21.6M1.2%+0.2%
MRK MERCK & CO. INC.Healthcare175.8K$21.1M1.2%+4.6%
XOM EXXON MOBIL CORPEnergy105.1K$17.8M1.0%-1.2%
PYPL PAYPAL HOLDINGS INCServices media385.9K$17.5M1.0%+0.4%
PG PROCTER & GAMBLE CO/THEOther118.9K$17.2M1.0%0.0%
MTD METTLER-TOLEDO INTERNATIONALHealthcare13.3K$16.7M0.9%-0.3%
PPG PPG INDUSTRIES INCOther149.9K$16.0M0.9%+2.8%
AZO AUTOZONE INCConsumer discretionary4.7K$15.7M0.9%+1.2%
ROK ROCKWELL AUTOMATION INCOther43.7K$15.7M0.9%-3.0%
DVN DEVON ENERGY CORPEnergy305.0K$15.3M0.9%+2.5%
BRK/A BERKSHIRE HATHAWAY INC-CL AFinancials15$10.8M0.6%Held
LW LAMB WESTON HOLDINGS INCConsumer staples252.1K$10.7M0.6%+18.1%
CTSH COGNIZANT TECH SOLUTIONS-ATechnology171.5K$10.5M0.6%+0.9%
VRTX VERTEX PHARMACEUTICALS INCHealthcare21.7K$9.7M0.5%+2.2%
TMO THERMO FISHER SCIENTIFIC INCOther19.5K$9.6M0.5%-0.2%
GLW CORNING INCIndustrials66.0K$9.0M0.5%-5.2%
ECL ECOLAB INCOther31.4K$8.3M0.5%+0.7%
GOOG ALPHABET INC-CL CTechnology27.5K$7.9M0.4%-4.7%
MDT MEDTRONIC PLCHealthcare76.5K$6.6M0.4%+1.7%
JPM JPMORGAN CHASE & COFinancials20.7K$6.1M0.3%-4.8%
AOS SMITH (A.O.) CORPIndustrials90.1K$5.9M0.3%+238.0%

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 7, 2026209$1.77B canonicalSEC ↗
Q4 202513F-HRFeb 10, 2026207$1.77B canonicalSEC ↗
Q3 202513F-HROct 30, 2025211$1.76B canonicalSEC ↗
Q2 202513F-HRAug 8, 2025212$1.71B canonicalSEC ↗
Q1 202513F-HRMay 2, 2025197$1.61B canonicalSEC ↗
Q4 202413F-HRFeb 6, 2025202$1.62B canonicalSEC ↗
Q3 202413F-HRNov 8, 2024207$1.69B canonicalSEC ↗
Q2 202413F-HRAug 9, 2024200$1.58B canonicalSEC ↗
Q1 202413F-HRMay 6, 2024203$1.58B canonicalSEC ↗