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GRANDFIELD & DODD, LLC

Period ended Sep 30, 2026 · Latest filing Oct 29, 2026

These quarterly holdings are delayed and may not include all assets or short positions. Values are from the reporting date, not current prices or purchase costs. The same security may appear in multiple rows.

Source: SEC

Reported portfolio value

Quarter-end reported holdings; not current value or investment performance.

View reported values
  • Sep 30, 2026: $1,874,849,680

More quarters will appear as history becomes available.

Top holdings

Top 10 at Sep 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.

View top holdings values
  1. APPLIED MATLS INC · COM · 038222105 · shares: $123,563,377
  2. MICROSOFT CORP · COM · 594918104 · shares: $115,435,199
  3. ANALOG DEVICES INC · COM · 032654105 · shares: $90,247,558
  4. GE AEROSPACE · COM NEW · 369604301 · shares: $69,587,055
  5. JOHNSON CONTROLS INTERNATION · SHS · G51502105 · shares: $61,634,898
  6. RTX CORPORATION · COM · 75513E101 · shares: $60,888,744
  7. CACI INTL INC · CL A · 127190304 · shares: $53,237,432
  8. LINDE PLC · SHS · G54950103 · shares: $50,635,508
  9. BERKSHIRE HATHAWAY INC DEL · CL B NEW · 084670702 · shares: $50,257,596
  10. CHUBB LIMITED · COM · H1467J104 · shares: $46,625,622

Reported holdings

216 reported entries
IssuerClassCUSIPTypeShares / principalReported value (USD)
CHARLES SCHWAB CORP (THE)COM808513105 — 2,589 shares $253,049
ISHARES INCCORE MSCI EMKT46434G103 — 3,032 shares $246,077
CARRIER GLOBAL CORPORATIONCOM14448C104 — 4,175 shares $229,041
INNOSPEC INCCOM45768S105 — 2,400 shares $228,768
NORTHERN TR CORPCOM665859104 — 1,347 shares $228,128
ISHARES TRMSCI EMG MKT ETF464287234 — 3,337 shares $222,878
AT&T INCCOM00206R102 — 9,113 shares $222,377
ROSS STORES INCCOM778296103 — 948 shares $221,263
BOOKING HOLDINGS INCCOM09857L108 — 1,350 shares $219,929
GENUINE PARTS COCOM372460105 — 1,698 shares $213,507
TIMKEN COCOM887389104 — 1,800 shares $210,150
BIOGEN INCCOM09062X103 — 912 shares $206,003
WISDOMTREE TRUS TOTAL DIVIDND97717W109 — 2,200 shares $205,524
SELECT SECTOR SPDR TRST STR INDL ETF81369Y704 — 1,200 shares $200,376
ELEDON PHARMACEUTICALS INCCOM28617K101 — 10,000 shares $25,300
PDS BIOTECHNOLOGY CORPCOM70465T107 — 10,000 shares $7,507