GRANDFIELD & DODD, LLC
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 filingsGRANDFIELD & 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
What does GRANDFIELD & own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| AMAT APPLIED MATERIALS INC | Technology | 268.3K | $91.7M | 5.2% | -0.6% |
| MSFT MICROSOFT CORP | Technology | 224.8K | $83.2M | 4.7% | +1.7% |
| ADI ANALOG DEVICES INC | Technology | 248.2K | $79.0M | 4.5% | -0.6% |
| GE GENERAL ELECTRIC | Industrials | 242.6K | $68.8M | 3.9% | -2.3% |
| RTX RTX CORP | Industrials | 337.1K | $65.0M | 3.7% | -0.8% |
| JCI JOHNSON CONTROLS INTERNATION | Industrials | 481.6K | $63.1M | 3.6% | -6.3% |
| LIN LINDE PLC | Materials | 108.0K | $53.6M | 3.0% | +0.7% |
| BRK/B BERKSHIRE HATHAWAY INC-CL B | Financials | 101.1K | $48.5M | 2.7% | +1.0% |
| CB CHUBB LTD | Financials | 147.8K | $48.2M | 2.7% | -1.6% |
| CACI CACI INTERNATIONAL INC -CL A | Technology | 88.5K | $48.1M | 2.7% | +1.6% |
| ALB ALBEMARLE CORP | Materials | 238.1K | $42.7M | 2.4% | +0.1% |
| ITW ILLINOIS TOOL WORKS | Industrials | 163.2K | $42.5M | 2.4% | +1.0% |
| GOOGL ALPHABET INC-CL A | Technology | 124.7K | $35.9M | 2.0% | -1.9% |
| PAYX PAYCHEX INC | Services media | 386.2K | $35.6M | 2.0% | +5.0% |
| ADSK AUTODESK INC | Technology | 146.1K | $35.0M | 2.0% | +3.5% |
| APD AIR PRODUCTS & CHEMICALS INC | Materials | 111.1K | $32.3M | 1.8% | +1.9% |
| SYK STRYKER CORP | Healthcare | 96.9K | $31.9M | 1.8% | +0.6% |
| REGN REGENERON PHARMACEUTICALS | Healthcare | 36.4K | $28.1M | 1.6% | -0.4% |
| SNPS SYNOPSYS INC | Technology | 68.4K | $27.1M | 1.5% | +4.0% |
| VRSK VERISK ANALYTICS INC | Technology | 140.6K | $26.7M | 1.5% | +1.8% |
| HXL HEXCEL CORP | Materials | 326.5K | $26.4M | 1.5% | -0.2% |
| JNJ JOHNSON & JOHNSON | Healthcare | 107.4K | $26.3M | 1.5% | +0.2% |
| TRMB TRIMBLE INC | Other | 389.5K | $25.4M | 1.4% | +1.5% |
| AAPL APPLE INC | Technology | 95.7K | $24.3M | 1.4% | -0.2% |
| GEHC GE HEALTHCARE TECHNOLOGY | Healthcare | 337.0K | $24.0M | 1.4% | +0.5% |
| TDY TELEDYNE TECHNOLOGIES INC | Technology | 39.5K | $23.9M | 1.4% | -0.7% |
| CVX CHEVRON CORP | Energy | 115.5K | $23.9M | 1.3% | -0.2% |
| GILD GILEAD SCIENCES INC | Healthcare | 163.6K | $22.8M | 1.3% | -4.9% |
| HRL HORMEL FOODS CORP | Consumer staples | 995.1K | $22.5M | 1.3% | +3.4% |
| DIS WALT DISNEY CO/THE | Services media | 224.5K | $21.6M | 1.2% | +0.2% |
| MRK MERCK & CO. INC. | Healthcare | 175.8K | $21.1M | 1.2% | +4.6% |
| XOM EXXON MOBIL CORP | Energy | 105.1K | $17.8M | 1.0% | -1.2% |
| PYPL PAYPAL HOLDINGS INC | Services media | 385.9K | $17.5M | 1.0% | +0.4% |
| PG PROCTER & GAMBLE CO/THE | Other | 118.9K | $17.2M | 1.0% | 0.0% |
| MTD METTLER-TOLEDO INTERNATIONAL | Healthcare | 13.3K | $16.7M | 0.9% | -0.3% |
| PPG PPG INDUSTRIES INC | Other | 149.9K | $16.0M | 0.9% | +2.8% |
| AZO AUTOZONE INC | Consumer discretionary | 4.7K | $15.7M | 0.9% | +1.2% |
| ROK ROCKWELL AUTOMATION INC | Other | 43.7K | $15.7M | 0.9% | -3.0% |
| DVN DEVON ENERGY CORP | Energy | 305.0K | $15.3M | 0.9% | +2.5% |
| BRK/A BERKSHIRE HATHAWAY INC-CL A | Financials | 15 | $10.8M | 0.6% | Held |
| LW LAMB WESTON HOLDINGS INC | Consumer staples | 252.1K | $10.7M | 0.6% | +18.1% |
| CTSH COGNIZANT TECH SOLUTIONS-A | Technology | 171.5K | $10.5M | 0.6% | +0.9% |
| VRTX VERTEX PHARMACEUTICALS INC | Healthcare | 21.7K | $9.7M | 0.5% | +2.2% |
| TMO THERMO FISHER SCIENTIFIC INC | Other | 19.5K | $9.6M | 0.5% | -0.2% |
| GLW CORNING INC | Industrials | 66.0K | $9.0M | 0.5% | -5.2% |
| ECL ECOLAB INC | Other | 31.4K | $8.3M | 0.5% | +0.7% |
| GOOG ALPHABET INC-CL C | Technology | 27.5K | $7.9M | 0.4% | -4.7% |
| MDT MEDTRONIC PLC | Healthcare | 76.5K | $6.6M | 0.4% | +1.7% |
| JPM JPMORGAN CHASE & CO | Financials | 20.7K | $6.1M | 0.3% | -4.8% |
| AOS SMITH (A.O.) CORP | Industrials | 90.1K | $5.9M | 0.3% | +238.0% |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 7, 2026 | 209 | $1.77B | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 10, 2026 | 207 | $1.77B | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Oct 30, 2025 | 211 | $1.76B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 8, 2025 | 212 | $1.71B | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 2, 2025 | 197 | $1.61B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 6, 2025 | 202 | $1.62B | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 8, 2024 | 207 | $1.69B | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 9, 2024 | 200 | $1.58B | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 6, 2024 | 203 | $1.58B | canonical | SEC ↗ |
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