Columbia Asset Management

In its 13F for Q2 2026 (holdings as of June 30, 2026, filed July 21, 2026), Columbia Asset Management reported 168 stock positions worth $575.2 million. Its top holding was Apple (AAPL) at 9.6% of the portfolio, followed by Microsoft (MSFT, 5.8%) and Alphabet Class A (GOOGL, 4.5%). Compared with Q1 2026, it opened 4 new positions, sold out of 7, added to 31 and reduced 88. The biggest buy was a new position in Berkshire Hathaway Class B (BRK.B) and the biggest sale an exit from Exxon Mobil (XOM).

Most Recent 13F
Q2 2026
Location
Ann Arbor, MI
CIK
0001585047
Portfolio Value
$575.2M (Q2 2026)
SEC Filing
0002085853-26-000792 ↗ filed Jul 21, 2026

Holdings Value

0$200.0M$400.0M$600.0M Q1 2024: $493.0M Q1 2024 Q2 2024: $536.4M Q2 2024 Q3 2024: $573.8M Q3 2024 Q4 2024: $523.0M Q4 2024 Q1 2025: $489.5M Q1 2025 Q2 2025: $508.7M Q2 2025 Q3 2025: $534.3M Q3 2025 Q4 2025: $562.5M Q4 2025 Q1 2026: $525.1M Q1 2026 Q2 2026: $575.2M $575.2M Q2 2026

Holdings 168 stocks · $575.2M
AAPL Apple Inc. 9.56% 189,981 $55.0M Reduce -4.1%
MSFT Microsoft Corp. 5.79% 89,309 $33.3M Reduce -0.9%
GOOGL Alphabet Inc. Class A 4.49% 72,262 $25.8M Reduce -2.5%
AMZN Amazon.com Inc. 3.34% 80,573 $19.2M Reduce -4.6%
ERIE Erie Indemnity Company Class A 3.03% 72,592 $17.4M Add +0.0%
AVGO Broadcom Inc. 2.98% 45,442 $17.2M Reduce -4.3%
V Visa Inc. Class A 2.98% 50,030 $17.2M Reduce -2.2%
BRK.B Berkshire Hathaway Inc. Class B 2.93% 33,730 $16.9M New
CAT Caterpillar Inc. 2.62% 14,167 $15.1M Reduce -5.9%
MRK Merck & Co. Inc. 2.47% 110,475 $14.2M Reduce -1.1%
JNJ Johnson & Johnson 2.26% 51,192 $13.0M Reduce -5.7%
GOOG Alphabet Inc. Class C 2.14% 34,812 $12.3M Reduce -2.3%
JPM JPMorgan Chase & Co. 1.81% 31,797 $10.4M Reduce -3.9%
SPY SS SPDR S&P 500 ETF Trust-US 1.80% 13,834 $10.3M Reduce -2.3%
CSCO Cisco Systems Inc. 1.76% 86,092 $10.1M Reduce -4.3%
LLY Eli Lilly & Co. 1.67% 8,009 $9.6M Reduce -5.0%
ABBV Abbvie Inc. 1.51% 34,525 $8.7M Reduce -2.3%
SBUX Starbucks Corp. 1.42% 79,734 $8.1M Reduce -2.1%
IBM Intl Business Machines Corp. filed as INTERNATIONAL BUSINESS MACHS 1.39% 28,403 $8.0M Reduce -2.9%
AMGN Amgen Inc. 1.35% 21,458 $7.8M Reduce -4.3%
GLW Corning Inc. 1.35% 30,362 $7.8M Reduce -1.0%
NVDA Nvidia Corp. 1.17% 33,667 $6.7M Add +1.5%
UNP Union Pacific Corp. 1.10% 23,314 $6.3M Reduce -4.2%
CVX Chevron Corp. 1.01% 34,883 $5.8M Reduce -3.6%
KO The Coca-Cola Co. 1.00% 70,912 $5.8M Reduce -1.8%
VZ Verizon Communications Inc. 0.93% 126,884 $5.4M Reduce -12.6%
PG The Procter & Gamble Co. 0.93% 36,481 $5.3M Reduce -8.2%
TGT Target Corp. 0.90% 39,687 $5.2M Reduce -5.4%
MU Micron Technology Inc. 0.90% 4,487 $5.2M Reduce -20.5%
VB Vanguard Most SM-Cap ETF-Usd 0.88% 16,739 $5.1M Reduce -0.8%
MDT Medtronic PLC 0.87% 63,627 $5.0M Add +3.4%
DE Deere & Co. 0.86% 7,771 $4.9M Reduce -2.9%
BP BP PLC-Spons ADR 0.81% 125,505 $4.6M Reduce -2.9%
VXUS Vanguard Total Intl Stock 0.80% 53,920 $4.6M Reduce -1.7%
PFE Pfizer Inc. 0.80% 190,168 $4.6M Reduce -2.1%
VIG Vanguard Dividend Apprec ETF 0.79% 19,204 $4.5M Reduce -4.6%
PEP Pepsico Inc. 0.75% 31,774 $4.3M Reduce -0.6%
HD Home Depot Inc. 0.74% 12,102 $4.3M Reduce -3.6%
SYK Stryker Corp. 0.74% 13,477 $4.2M Reduce -3.8%
NKE Nike Inc. Class B 0.74% 103,137 $4.2M Add +1.9%
MCD McDonald's Corp. 0.73% 15,584 $4.2M Reduce -1.9%
COST Costco Wholesale Corp. 0.71% 4,353 $4.1M Reduce -3.3%
UPS United Parcel Service Class B 0.68% 36,270 $3.9M Reduce -7.9%
VO Vngrd Mrngstr MD-Cap ETF-Usd 0.64% 45,947 $3.7M Reduce -0.6%
AXP American Express Co. 0.64% 10,829 $3.7M Reduce -8.2%
ASML ASML Holding NV-NY Reg SHS filed as ASML HLDG NV 0.62% 1,779 $3.5M Reduce -3.8%
VUG Vanguard Mrngstar GR ETF-Sui 0.60% 40,157 $3.5M Reduce -3.2%
DIS The Walt Disney Co. filed as DISNEY WALT CO 0.55% 32,832 $3.2M Reduce -5.3%
C Citigroup Inc. 0.54% 22,127 $3.1M Reduce -6.7%
SHEL Shell PLC-ADR 0.51% 37,955 $2.9M Reduce -2.4%
ADBE Adobe Inc. 0.46% 12,898 $2.6M Reduce -15.5%
ITW Illinois Tool Works 0.46% 9,771 $2.6M Reduce -6.0%
NFLX Netflix Inc. 0.46% 36,798 $2.6M Add +6.5%
BSV Vanguard Short-Term Bond ETF 0.44% 32,731 $2.6M Add +0.1%
TROW T Rowe Price Group Inc. filed as PRICE T ROWE GROUP INC 0.44% 22,030 $2.5M Add +20.0%
GE General Electric filed as GE AEROSPACE 0.40% 6,153 $2.3M Reduce -1.0%
SCHW Schwab (charles) Corp. 0.39% 24,616 $2.3M Reduce -4.3%
MMM 3M Co. 0.39% 13,677 $2.2M Reduce -6.2%
QCOM Qualcomm Inc. 0.37% 11,664 $2.2M Add +3.4%
BATRK Atlanta Braves Holdings in-C 0.37% 41,405 $2.1M Add +7.2%
DECK Deckers Outdoor Corp. 0.36% 21,037 $2.1M No change
LRCX Lam Research Corp. 0.36% 4,750 $2.1M No change
SONY Sony Group Corp. - SP ADR 0.34% 97,775 $2.0M Reduce -9.1%
T AT&T Inc. 0.33% 92,647 $1.9M Reduce -4.9%
WM Waste Management Inc. 0.33% 8,585 $1.9M Reduce -8.0%
INTC Intel Corp. 0.33% 13,411 $1.9M Reduce -18.1%
AEP American Electric Power 0.32% 13,521 $1.8M Add +16.3%
USB US Bancorp 0.31% 29,798 $1.8M Reduce -8.2%
GS Goldman Sachs Group Inc. 0.31% 1,742 $1.8M Reduce -2.5%
IEFA iShares Core MSCI Eafe ETF 0.30% 18,026 $1.7M Add +0.2%
PSA Public Storage 0.29% 5,331 $1.7M Reduce -0.5%
BNY Bank of New York Mellon Corp. 0.28% 11,097 $1.6M Reduce -8.4%
DUK Duke Energy Corp. 0.28% 12,624 $1.6M Reduce -4.0%
DTE DTE Energy Company 0.27% 10,269 $1.6M Add +0.3%
GLD SPDR Gold Shares 0.26% 4,055 $1.5M No change
HON Honeywell International Inc. 0.25% 6,408 $1.4M Reduce -3.5%
VRTX Vertex Pharmaceuticals Inc. 0.24% 2,826 $1.4M Reduce -2.2%
CLX Clorox Company 0.24% 14,556 $1.4M Add +15.7%
HONA Honeywell Aerospace Inc. 0.24% 6,276 $1.4M Reduce -5.5%
GD General Dynamics Corp. 0.24% 3,893 $1.4M Add +9.0%
EMR Emerson Electric Co. 0.24% 9,510 $1.4M Reduce -0.3%
AMT American Tower Corp. 0.23% 8,047 $1.3M Add +4.1%
RIO Rio Tinto PLC-Spon ADR 0.22% 13,418 $1.3M Add +9.6%
IWR iShares Russell Mid-Cap ETF 0.21% 10,872 $1.2M No change
EXPE Expedia Group Inc. 0.21% 4,620 $1.2M No change
DELL Dell Technologies -C 0.19% 2,572 $1.1M Reduce -24.0%
ORCL Oracle Corp. 0.19% 7,280 $1.1M Reduce -3.9%
CB Chubb Ltd. 0.18% 3,112 $1.1M Reduce -5.6%
ORLY O'reilly Automotive Inc. 0.18% 11,325 $1.0M No change
UL Unilever PLC-Sponsored ADR 0.17% 16,135 $970K Reduce -7.5%
EQNR Equinor ASA-Spon ADR 0.16% 30,130 $946K Add +31.9%
MO Altria Group Inc. 0.16% 12,890 $927K No change
PM Philip Morris International 0.16% 5,080 $919K Reduce -6.9%
WMT Walmart Inc. 0.15% 7,449 $844K Add +0.6%
MDLZ Mondelez International Inc. Class A 0.15% 14,557 $842K Add +1.1%
VWO Vanguard Ftse Emerging Marke 0.14% 13,850 $827K Add +0.1%
BAC Bank of America Corp. 0.14% 14,468 $824K Reduce -3.6%
CARR Carrier Global Corp. 0.14% 11,226 $823K No change
GNRC Generac Holdings Inc. 0.14% 2,809 $823K No change
QQQM Invesco Nasdaq 100 ETF 0.14% 2,631 $797K No change

Show all 168 holdings

Portfolio Sells Q1 2026 → Q2 2026
XOM Exxon Mobil Corp. Sold out 0.00% −0.75
MSFT Microsoft Corp. Reduce -0.9% 5.79% −0.56
VZ Verizon Communications Inc. Reduce -12.6% 0.93% −0.45
CVX Chevron Corp. Reduce -3.6% 1.01% −0.42
BP BP PLC-Spons ADR Reduce -2.9% 0.81% −0.35
HON Honeywell International Inc. Reduce -3.5% 0.25% −0.32
JNJ Johnson & Johnson Reduce -5.7% 2.26% −0.27
ADBE Adobe Inc. Reduce -15.5% 0.46% −0.25
PFE Pfizer Inc. Reduce -2.1% 0.80% −0.24
MCD McDonald's Corp. Reduce -1.9% 0.73% −0.21
T AT&T Inc. Reduce -4.9% 0.33% −0.20
PEP Pepsico Inc. Reduce -0.6% 0.75% −0.20
SHEL Shell PLC-ADR Reduce -2.4% 0.51% −0.18
PG The Procter & Gamble Co. Reduce -8.2% 0.93% −0.16
AMGN Amgen Inc. Reduce -4.3% 1.35% −0.15
COST Costco Wholesale Corp. Reduce -3.3% 0.71% −0.15
SYK Stryker Corp. Reduce -3.8% 0.74% −0.14
MRK Merck & Co. Inc. Reduce -1.1% 2.47% −0.09
DIS The Walt Disney Co. Reduce -5.3% 0.55% −0.09
SONY Sony Group Corp. - SP ADR Reduce -9.1% 0.34% −0.08
DOW Dow Inc. Sold out 0.00% −0.08
WM Waste Management Inc. Reduce -8.0% 0.33% −0.08
GPC Genuine Parts Co. Sold out 0.00% −0.07
TGT Target Corp. Reduce -5.4% 0.90% −0.07
SCHW Schwab (charles) Corp. Reduce -4.3% 0.39% −0.07
UPS United Parcel Service Class B Reduce -7.9% 0.68% −0.06
ITW Illinois Tool Works Reduce -6.0% 0.46% −0.06
KMB Kimberly-Clark Corp. Sold out 0.00% −0.05
DEO Diageo PLC-Sponsored ADR Sold out 0.00% −0.05
DUK Duke Energy Corp. Reduce -4.0% 0.28% −0.05
INTU Intuit Inc. Sold out 0.00% −0.05
LULU Lululemon Athletica Inc. Reduce -12.3% 0.07% −0.04
HD Home Depot Inc. Reduce -3.6% 0.74% −0.04
JPM JPMorgan Chase & Co. Reduce -3.9% 1.81% −0.04
KO The Coca-Cola Co. Reduce -1.8% 1.00% −0.04
GIS General Mills Inc. Reduce -38.8% 0.05% −0.04
AXP American Express Co. Reduce -8.2% 0.64% −0.04
TTE Totalenergies SE Sold out 0.00% −0.04
AZN Astrazeneca PLC Reduce -14.3% 0.12% −0.04
HONA Honeywell Aerospace Inc. Reduce -5.5% 0.24% −0.04
VIG Vanguard Dividend Apprec ETF Reduce -4.6% 0.79% −0.03
HSY The Hershey Co. Reduce -13.3% 0.07% −0.03
ETN Eaton Corp. PLC Reduce -32.1% 0.08% −0.03
NEM Newmont Corp. Reduce -0.1% 0.10% −0.03
ORCL Oracle Corp. Reduce -3.9% 0.19% −0.03
SO The Southern Co. Reduce -8.1% 0.12% −0.02
UNP Union Pacific Corp. Reduce -4.2% 1.10% −0.02
UL Unilever PLC-Sponsored ADR Reduce -7.5% 0.17% −0.02
CB Chubb Ltd. Reduce -5.6% 0.18% −0.02
BLK BlackRock Inc. Reduce -4.6% 0.13% −0.02

Portfolio Buys Q1 2026 → Q2 2026
BRK.B Berkshire Hathaway Inc. Class B New 2.93% +2.93
TROW T Rowe Price Group Inc. Add +20.0% 0.44% +0.12
QCOM Qualcomm Inc. Add +3.4% 0.37% +0.10
NVDA Nvidia Corp. Add +1.5% 1.17% +0.07
BATRK Atlanta Braves Holdings in-C Add +7.2% 0.37% +0.06
BKR Baker Hughes Co. New 0.06% +0.06
HPE Hewlett Packard Enterprise New 0.05% +0.05
SMH Vaneck Semiconductor ETF New 0.04% +0.04
AEP American Electric Power Add +16.3% 0.32% +0.03
GEV GE Vernova Inc. Add +5.3% 0.13% +0.03
D Dominion Energy Inc. Add +23.6% 0.08% +0.02
TSLA Tesla Inc. Add +4.3% 0.11% +0.01
GD General Dynamics Corp. Add +9.0% 0.24% +0.01
SJM The JM Smucker Co. Add +2.0% 0.05% +0.00
RIO Rio Tinto PLC-Spon ADR Add +9.6% 0.22% +0.00
SCHF Schwab Intl Equity ETF Add +1.2% 0.05% +0.00
VWO Vanguard Ftse Emerging Marke Add +0.1% 0.14% +0.00
CTVA Corteva Inc. Add +0.1% 0.05% −0.00
CLX Clorox Company Add +15.7% 0.24% −0.01
GSK GSK PLC-Spon ADR Add +0.1% 0.05% −0.01
IEFA iShares Core MSCI Eafe ETF Add +0.2% 0.30% −0.01
CMCSA Comcast Corp. Class A Add +18.2% 0.13% −0.01
MDLZ Mondelez International Inc. Class A Add +1.1% 0.15% −0.01
DTE DTE Energy Company Add +0.3% 0.27% −0.01
ABT Abbott Laboratories Add +1.1% 0.07% −0.02
FDX FedEx Corp. Add +0.1% 0.07% −0.02
TJX TJX Companies Inc. Add +0.5% 0.13% −0.02
EQNR Equinor ASA-Spon ADR Add +31.9% 0.16% −0.02
AMT American Tower Corp. Add +4.1% 0.23% −0.03
WMT Walmart Inc. Add +0.6% 0.15% −0.03
BSV Vanguard Short-Term Bond ETF Add +0.1% 0.44% −0.05
MDT Medtronic PLC Add +3.4% 0.87% −0.15
NFLX Netflix Inc. Add +6.5% 0.46% −0.18
NKE Nike Inc. Class B Add +1.9% 0.74% −0.28
ERIE Erie Indemnity Company Class A Add +0.0% 3.03% −0.45

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 168$575.2MAAPL, MSFT, GOOGL, AMZN, ERIE
Q1 2026 170$525.1MAAPL, MSFT, GOOGL, ERIE, AMZN
Q4 2025 173$562.5MAAPL, MSFT, GOOGL, ERIE, AMZN
Q3 2025 167$534.3MAAPL, MSFT, ERIE, GOOGL, AMZN
Q2 2025 169$508.7MMSFT, AAPL, ERIE, V, AMZN
Q1 2025 177$489.5MAAPL, MSFT, ERIE, V, AMZN
Q4 2024 185$523.0MAAPL, MSFT, ERIE, AMZN, V
Q3 2024 179$573.8MAAPL, MSFT, ERIE, AMZN, BRK.B
Q2 2024 170$536.4MAAPL, MSFT, ERIE, AMZN, MRK
Q1 2024 164$493.0MAAPL, MSFT, ERIE, V, MRK