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Columbia Asset Management

Period ended Sep 30, 2026 · Latest filing Oct 19, 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: $575,924,753

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. APPLE INC · COM · 037833100 · shares: $61,568,554
  2. MICROSOFT CORP · COM · 594918104 · shares: $45,139,438
  3. ALPHABET INC · CAP STK CL A · 02079K305 · shares: $23,473,848
  4. AMAZON COM INC · COM · 023135106 · shares: $19,241,949
  5. VISA INC · COM CL A · 92826C839 · shares: $17,367,266
  6. BERKSHIRE HATHAWAY INC DEL · CL B NEW · 084670702 · shares: $16,777,429
  7. ERIE INDTY CO · CL A · 29530P102 · shares: $15,914,473
  8. MERCK & CO INC · COM · 58933Y105 · shares: $15,524,403
  9. BROADCOM INC · COM · 11135F101 · shares: $15,276,482
  10. JOHNSON & JOHNSON · COM · 478160104 · shares: $13,127,938

Reported holdings

168 reported entries
IssuerClassCUSIPTypeShares / principalReported value (USD)
APPLE INCCOM037833100 — 184,879 shares $61,568,554
MICROSOFT CORPCOM594918104 — 88,008 shares $45,139,438
ALPHABET INCCAP STK CL A02079K305 — 68,222 shares $23,473,848
AMAZON COM INCCOM023135106 — 77,230 shares $19,241,949
VISA INCCOM CL A92826C839 — 48,332 shares $17,367,266
BERKSHIRE HATHAWAY INC DELCL B NEW084670702 — 33,693 shares $16,777,429
ERIE INDTY COCL A29530P102 — 72,619 shares $15,914,473
MERCK & CO INCCOM58933Y105 — 106,836 shares $15,524,403
BROADCOM INCCOM11135F101 — 43,499 shares $15,276,482
JOHNSON & JOHNSONCOM478160104 — 49,588 shares $13,127,938
ALPHABET INCCAP STK CL C02079K107 — 34,442 shares $11,735,688
CATERPILLAR INCCOM149123101 — 13,328 shares $10,806,195
STATE STR SPDR S&P 500 ETF TTR UNIT78462F103 — 13,952 shares $10,639,981
JPMORGAN CHASE & COCOM46625H100 — 30,685 shares $10,151,479
CISCO SYS INCCOM17275R102 — 83,980 shares $9,038,820
ABBVIE INCCOM00287Y109 — 33,790 shares $8,839,212
ELI LILLY & COCOM532457108 — 7,541 shares $8,725,540
AMGEN INCCOM031162100 — 20,659 shares $8,707,850
NVIDIA CORPORATIONCOM67066G104 — 35,596 shares $8,129,326
STARBUCKS CORPCOM855244109 — 78,527 shares $7,378,397
CHEVRON CORPORATIONCOM166764100 — 34,611 shares $7,067,876
UNION PAC CORPCOM907818108 — 23,045 shares $6,271,211
INTERNATIONAL BUSINESS MACHSCOM459200101 — 28,160 shares $6,193,256
COCA COLA COCOM191216100 — 69,262 shares $5,962,097
MEDTRONIC PLCSHSG5960L103 — 67,143 shares $5,793,779
VERIZON COMMUNICATIONS INCCOM92343V104 — 122,014 shares $5,596,785
PFIZER INCCOM717081103 — 185,777 shares $5,298,365
BP PLCSPONSORED ADR055622104 — 118,814 shares $5,226,615
PROCTER & GAMBLE COCOM742718109 — 35,440 shares $5,148,659
TARGET CORPCOM87612E106 — 31,175 shares $4,884,811
DEERE & COCOM244199105 — 7,134 shares $4,790,725
VANGUARD INDEX FDSMRNGSTR SML CAP922908751 — 16,740 shares $4,762,440
CORNING INCCOM219350105 — 29,956 shares $4,606,035
VANGUARD SPECIALIZED FUNDSDIV APP ETF921908844 — 19,214 shares $4,482,718
PEPSICO INCCOM713448108 — 34,431 shares $4,363,066
NIKE INCCL B654106103 — 122,374 shares $4,332,040
MICRON TECHNOLOGY INCCOM595112103 — 4,015 shares $4,276,417
VANGUARD STAR FDSVG TL INTL STK F921909768 — 46,916 shares $3,985,962
COSTCO WHOLESALE CORPORATIONCOM22160K105 — 4,108 shares $3,739,539
DISNEY WALT COCOM254687106 — 35,004 shares $3,671,917
VANGUARD INDEX FDSMRNGSTR GRWT ETF922908736 — 40,177 shares $3,620,322
EXXONMOBIL HOLDINGS CORPCOM SHS30233Q108 — 22,183 shares $3,610,347
STRYKER CORPORATIONCOM863667101 — 13,079 shares $3,601,826
VANGUARD INDEX FDSMRNGSTR MID CAP922908629 — 45,918 shares $3,600,858
SHELL PLCSPON ADS780259305 — 35,976 shares $3,419,519
MCDONALDS CORPCOM580135101 — 14,784 shares $3,414,205
HOME DEPOT INCCOM437076102 — 11,803 shares $3,357,722
AMERICAN EXPRESS COCOM025816109 — 10,650 shares $3,238,773
ADOBE INCCOM00724F101 — 12,582 shares $3,018,925
UNITED PARCEL SVCS INCCL B911312106 — 32,298 shares $3,017,925
ASML HLDG NVN Y REGISTRY SHSN07059210 — 1,634 shares $2,960,269
CITIGROUP INCCOM NEW172967424 — 22,050 shares $2,855,004
NETFLIX INC.COM64110L106 — 38,398 shares $2,671,733
VANGUARD BD INDEX FDSSHORT TRM BOND921937827 — 32,756 shares $2,502,582
PRICE T ROWE GROUP INCCOM74144T108 — 23,952 shares $2,492,206
CHARLES SCHWAB CORP (THE)COM808513105 — 23,600 shares $2,306,664
SONY GROUP CORPSPONSORED ADR835699307 — 97,775 shares $2,300,646
QUALCOMM INCCOM747525103 — 12,280 shares $2,259,964
3M COCOM88579Y101 — 13,722 shares $2,252,489
ATLANTA BRAVES HLDGS INCCOM SER C047726302 — 42,285 shares $2,238,568
ILLINOIS TOOL WKS INCCOM452308109 — 8,491 shares $2,184,564
AT&T INCCOM00206R102 — 87,511 shares $2,135,260
GE AEROSPACECOM NEW369604301 — 5,828 shares $1,819,951
ISHARES TRCORE MSCI EAFE46432F842 — 18,032 shares $1,746,897
WASTE MGMT INC DELCOM94106L109 — 8,485 shares $1,730,261
US BANCORPCOM NEW902973304 — 29,309 shares $1,692,867
AMERICAN ELEC PWR CO INCCOM025537101 — 13,946 shares $1,654,596
DECKERS OUTDOOR CORPCOM243537107 — 21,137 shares $1,651,645
SPDR GOLD TRGOLD SHS78463V107 — 4,294 shares $1,635,327
BANK OF NY MELLON CORPCOM064058100 — 10,897 shares $1,576,033
GOLDMAN SACHS GROUP INCCOM38141G104 — 1,743 shares $1,568,915
LAM RESEARCH CORPCOM NEW512807306 — 4,750 shares $1,560,423
DUKE ENERGY CORP NEWCOM NEW26441C204 — 12,729 shares $1,451,191
EMERSON ELEC COCOM291011104 — 9,251 shares $1,434,813
VERTEX PHARMACEUTICALS INCCOM92532F100 — 2,715 shares $1,419,429
CLOROX CO DELCOM189054109 — 17,341 shares $1,404,794
PUBLIC STORAGECOM74460D109 — 4,873 shares $1,378,279
RIO TINTO PLCSPONSORED ADR767204100 — 14,525 shares $1,367,857
EQUINOR ASASPONSORED ADR29446M102 — 32,120 shares $1,336,192
GENERAL DYNAMICS CORPCOM369550108 — 3,961 shares $1,314,379
HONEYWELL INTL INCCOM438516205 — 6,194 shares $1,306,604
HONEYWELL AEROSPACE INCCOM43849R105 — 8,210 shares $1,272,304
INTEL CORPCOM458140100 — 10,536 shares $1,266,743
DTE ENERGY COCOM233331107 — 10,139 shares $1,234,883
DELL TECHNOLOGIES INCCL C24703L202 — 2,292 shares $1,232,981
AMERICAN TOWER CORPCOM03027X100 — 7,319 shares $1,198,047
ISHARES TRRUS MID CAP ETF464287499 — 10,872 shares $1,160,151
EXPEDIA GROUP INCCOM NEW30212P303 — 4,320 shares $1,137,715
ORACLE CORPCOM68389X105 — 7,080 shares $972,084
PHILIP MORRIS INTL INCCOM718172109 — 5,080 shares $969,366
CHUBB LIMITEDCOMH1467J104 — 2,975 shares $967,619
UNILEVER PLCSPON ADR NEW904767803 — 14,865 shares $902,751
ALTRIA GROUP INCCOM02209S103 — 13,065 shares $879,797
MONDELEZ INTL INCCL A609207105 — 14,552 shares $841,397
VANGUARD INTL EQUITY INDEX FFTSE EMR MKT ETF922042858 — 13,876 shares $822,992
INVESCO EXCH TRADED FD TR IINASDAQ 100 ETF46138G649 — 2,631 shares $801,508
BANK OF AMER CORPCOM060505104 — 14,071 shares $765,901
BLACKROCK INCCOM09290D101 — 709 shares $750,328
COMCAST CORP NEWCL A20030N101 — 32,620 shares $709,811
SEAGATE TECHNOLOGY HLDNGS PLORD SHSG7997R103 — 750 shares $691,755