Columbia Asset Management Portfolio Holdings

Columbia Asset Management

  • $529 Million
  • Q3 2025

Columbia Asset Management has filed its 13F form on November 04, 2025 for Q3 2025 where it was disclosed a total value porftolio of $529 Million distributed in 168 stocks.

Among their holdings, we can observe that their the top five positions include companies like: Apple Inc. with a value of $51.8M, Microsoft Corp with a value of $47.6M, Erie Indemnity CO with a value of $22.7M, Alphabet Inc. with a value of $19.6M, and Amazon Com Inc with a value of $18.7M.

Examining the 13F form we can see an increase of $25M in the current position value, from $504M to 529M.

Columbia Asset Management is based out at Ann Arbor, MI

Below you can find more details about Columbia Asset Management portfolio as well as his latest detailed transactions.

Portfolio value $529 Million
Technology: $163 Million
Financial Services: $70.5 Million
Healthcare: $61.8 Million
Consumer Cyclical: $53.9 Million
Communication Services: $47.4 Million
Industrials: $38.9 Million
ETFs: $33.5 Million
Consumer Defensive: $32.5 Million
Other: $28.1 Million

Stock Holdings Table

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$45.2B
$691,000 0.13% of portfolio
11,576
Q1 2025 Reduced 2.73%
$1.29T
$643,000 0.12% of portfolio
1,446
Q3 2025 Reduced 6.77%
$268B
$649,000 0.12% of portfolio
3,880
Q3 2025 Reduced 15.28%
$277B
$642,000 0.12% of portfolio
8,379
Q2 2025 Reduced 1.25%
$76.2B
$618,000 0.12% of portfolio
1,275
Q1 2025 Reduced 10.53%
$140B
$656,000 0.12% of portfolio
1,755
Q2 2024 Added 0.4%
$26.6B
$651,000 0.12% of portfolio
6,392
Q1 2025 Reduced 29.66%
$0
$650,000 0.12% of portfolio
2,631
Q3 2025 Reduced 37.52%
$82.8B
$599,000 0.11% of portfolio
2,079
Q4 2023 Reduced 0.34%
$114B
$576,000 0.11% of portfolio
8,737
Q3 2025 Added 9.66%
$104B
$515,000 0.1% of portfolio
1,758
Q3 2025 Added 0.11%
$0
$512,000 0.1% of portfolio
766
Q2 2024 Reduced 4.61%
$69.1B
$537,000 0.1% of portfolio
6,381
Q3 2025 Added 1.77%
$3.71B
$511,000 0.1% of portfolio
5,270
Q3 2025 New
$26.3B
$472,000 0.09% of portfolio
2,524
Q2 2024 Reduced 0.43%
$120B
$465,000 0.09% of portfolio
14,829
Q3 2025 Added 3.78%
$1.37T
$454,000 0.09% of portfolio
619
Q2 2025 Reduced 2.37%
$29.5B
$477,000 0.09% of portfolio
7,433
Q2 2024 Reduced 2.96%
$103B
$403,000 0.08% of portfolio
5,348
Q3 2025 Reduced 18.95%
$114B
$423,000 0.08% of portfolio
1,962
Q1 2025 Reduced 1.01%
$182B
$411,000 0.08% of portfolio
602
Q2 2024 Added 0.33%
$10.3B
$410,000 0.08% of portfolio
5,996
Q3 2025 Reduced 6.62%
$65.7B
$397,000 0.07% of portfolio
4,970
Q1 2025 Added 3.54%
$14.8B
$364,000 0.07% of portfolio
2,588
Q3 2025 Reduced 0.38%
$35.1B
$368,000 0.07% of portfolio
2,960
Q4 2023 Reduced 1.5%
$0
$393,000 0.07% of portfolio
6,894
Q3 2025 Reduced 49.44%
$53B
$355,000 0.07% of portfolio
3,723
Q1 2025 Reduced 5.1%
$53.8B
$318,000 0.06% of portfolio
2,240
Q1 2025 Reduced 27.51%
$55.8B
$292,000 0.06% of portfolio
1,450
Q2 2024 New
$16.1B
$301,000 0.06% of portfolio
13,167
Q3 2025 Reduced 11.43%
$68.9B
$313,000 0.06% of portfolio
1,328
Q2 2025 Added 0.08%
$11.6B
$339,000 0.06% of portfolio
3,130
Q3 2025 Added 4.51%
$76.5B
$342,000 0.06% of portfolio
2,030
Q1 2025 New
$13.1B
$303,000 0.06% of portfolio
8,695
Q1 2025 New
$0
$317,000 0.06% of portfolio
1,523
Q3 2025 Added 4.46%
$875M
$316,000 0.06% of portfolio
8,069
Q3 2025 Reduced 59.41%
$156B
$342,000 0.06% of portfolio
3,085
Q1 2025 Reduced 21.1%
$36B
$257,000 0.05% of portfolio
2,558
Q2 2024 Reduced 3.29%
$3.21B
$266,000 0.05% of portfolio
8,020
Q3 2025 Reduced 8.03%
$53.3B
$259,000 0.05% of portfolio
1,100
Q3 2025 Reduced 71.79%
$14B
$251,000 0.05% of portfolio
3,725
Q3 2025 Reduced 7.45%
$124B
$284,000 0.05% of portfolio
6,936
Q3 2025 Reduced 12.05%
$13.4B
$263,000 0.05% of portfolio
3,750
Q2 2025 Reduced 11.76%
$37.2B
$246,000 0.05% of portfolio
1,000
Q4 2024 New
$68.5B
$255,000 0.05% of portfolio
1,878
Q3 2023 New
$342B
$267,000 0.05% of portfolio
1,465
Q3 2025 Reduced 30.5%
$0
$289,000 0.05% of portfolio
5,028
Q3 2025 Reduced 43.11%
$111B
$216,000 0.04% of portfolio
553
Q3 2025 Added 11.04%
$0
$218,000 0.04% of portfolio
840
Q3 2025 Reduced 6.67%

Summary

  • Portfolio
  • No. of Stocks 168
  • Current Value $529 Million
  • Prior Value $504 Million
  • Filing
  • Period Q3 2025
  • Filing Date November 04, 2025
  • Form Type 13F-HR
  • Activity in Q3 2025
  • New Purchases 6 stocks
  • Additional Purchases 44 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 80 stocks
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