Q2 2026 13F · SEC CIK 1585047

Columbia Asset Management

Asset managerFiled 2026-07-21 for Q2 2026. Open the filing ↗ · All SEC filings ↗

Reported 13F value: $575.2M
Reported positions: 168
Top holdings a year, 3 yrs: +17.3%
Average holding period: 10.2 yrs

Columbia Asset Management is an asset manager that reported 168 positions worth $575.2M in its Q2 2026 13F, filed 2026-07-21. Its largest holdings were Apple Inc (AAPL, 9.6%), Microsoft Corp (MSFT, 5.8%), Alphabet Inc (GOOGL, 4.5%). A portfolio copying its top holdings returned 17.3% a year over the last 3 years, against 20.4% for the S&P 500.

Columbia Asset Management holdings largest 50 of 168 positions.

Weights are shares of the filer's total reported 13F value, compared with Q1 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.

Columbia Asset Management 13F holdings
Stock	% of 13F value	Q1 2026	Shares	Share change	Reported value
AAPLApple Inc	9.6%	9.6%	189,981	-4.1%	$55.0M
MSFTMicrosoft Corp	5.8%	6.4%	89,309	-0.9%	$33.3M
GOOGLAlphabet Inc	4.5%	4.1%	72,262	-2.5%	$25.8M
AMZNAmazon Com Inc Com	3.3%	3.4%	80,573	-4.6%	$19.2M
ERIEErie Indty Co	3.0%	3.5%	72,592	+0.0%	$17.4M
AVGOBroadcom Inc	3.0%	2.8%	45,442	-4.3%	$17.2M
VVisa Inc Com Cl A	3.0%	2.9%	50,030	-2.2%	$17.2M
BRK-BBerkshire Hathaway Inc Del	2.9%	—	33,730	—	$16.9M
CATCaterpillar Inc Com	2.6%	2.0%	14,167	-5.9%	$15.1M
MRKMerck & Co. Inc	2.5%	2.6%	110,475	-1.1%	$14.2M
JNJJohnson & Johnson	2.3%	2.5%	51,192	-5.7%	$13.0M
GOOGAlphabet Inc	2.1%	1.9%	34,812	-2.3%	$12.3M
JPMJpmorgan Chase & Co	1.8%	1.9%	31,797	-3.9%	$10.4M
SPYSpdr S&p 500 ETF Tr	1.8%	1.8%	13,834	-2.3%	$10.3M
CSCOCisco Sys Inc	1.8%	1.3%	86,092	-4.3%	$10.1M
LLYLilly Eli & Co	1.7%	1.5%	8,009	-5.0%	$9.6M
ABBVAbbvie Inc	1.5%	1.5%	34,525	-2.3%	$8.7M
SBUXStarbucks Corp Com	1.4%	1.4%	79,734	-2.1%	$8.1M
IBMInternational Business Machs	1.4%	1.4%	28,403	-2.9%	$8.0M
AMGNAmgen Inc Com	1.4%	1.5%	21,458	-4.3%	$7.8M
GLWCorning Inc.	1.3%	0.8%	30,362	-1.0%	$7.8M
NVDANvidia Corporation Com	1.2%	1.1%	33,667	+1.5%	$6.7M
UNPUnion Pac Corp	1.1%	1.1%	23,314	-4.2%	$6.3M
CVXChevron Corp New	1.0%	1.4%	34,883	-3.6%	$5.8M
KOCoca Cola Co	1.0%	1.0%	70,912	-1.8%	$5.8M
VZVerizon Communications Inc Com	0.9%	1.4%	126,884	-12.6%	$5.4M
PGProcter & Gamble Co Com	0.9%	1.1%	36,481	-8.2%	$5.3M
TGTTarget Corp Com	0.9%	1.0%	39,687	-5.4%	$5.2M
MUMicron Technology Inc	0.9%	—	4,487	—	$5.2M
VBVanguard Indx Fd	0.9%	0.8%	16,739	-0.8%	$5.1M
MDTMedtronic PLC	0.9%	1.0%	63,627	+3.4%	$5.0M
DEDeere & Co Com	0.9%	0.9%	7,771	-2.9%	$4.9M
BPBp PLC Sponsored ADR ADR	0.8%	1.2%	125,505	-2.9%	$4.6M
VXUSVanguard Star Fds Vanguard Total Intl St	0.8%	0.8%	53,920	-1.7%	$4.6M
PFEPfizer Inc	0.8%	1.0%	190,168	-2.1%	$4.6M
VIGVanguard Dividend Appreciation ETF	0.8%	0.8%	19,204	-4.6%	$4.5M
PEPPepsico Inc	0.7%	0.9%	31,774	-0.6%	$4.3M
HDHome Depot Inc Com	0.7%	0.8%	12,102	-3.6%	$4.3M
SYKStryker Corporation	0.7%	0.9%	13,477	-3.8%	$4.2M
NKENike Inc Cl B	0.7%	1.0%	103,137	+1.9%	$4.2M
MCDMcdonalds Corp Com	0.7%	0.9%	15,584	-1.9%	$4.2M
COSTCostco Whsl Corp New	0.7%	0.9%	4,353	-3.3%	$4.1M
UPSUnited Parcel Svcs Inc Cl B	0.7%	0.7%	36,270	-7.9%	$3.9M
VOVanguard Index Fds	0.6%	0.6%	45,947	+297.4%	$3.7M
AXPAmerican Express Co Com	0.6%	0.7%	10,829	-8.2%	$3.7M
ASMLAsml Hldg NV	0.6%	—	1,779	—	$3.5M
VUGVanguard Indx Fd	0.6%	0.6%	40,157	+480.7%	$3.5M
DISDisney Walt Co	0.5%	0.6%	32,832	-5.2%	$3.2M
CCitigroup Inc Com New	0.5%	—	22,127	—	$3.1M
SHELShell PLC	0.5%	0.7%	37,955	-2.4%	$2.9M

What Columbia Asset Management bought and sold in Q2 2026, against Q1 2026.

New positions

Q1 2026's filing was too long to tell new positions apart.

Added to

VUG Vanguard Indx Fd+480.7% shares
VO Vanguard Index Fds+297.4% shares

Reduced

VZ Verizon Communications Inc Com-12.6% shares
PG Procter & Gamble Co Com-8.2% shares
AXP American Express Co Com-8.2% shares
UPS United Parcel Svcs Inc Cl B-7.9% shares
CAT Caterpillar Inc Com-5.9% shares
JNJ Johnson & Johnson-5.7% shares
TGT Target Corp Com-5.4% shares
DIS Disney Walt Co-5.2% shares

Left the top 50

Share counts compared with the Q1 2026 13F; a split also changes share counts. The latest filing lists more than 50 positions, so a position that left the top 50 may still be held.

How the holdings did against the S&P 500.

1 year: +20.9% /yr; S&P 500 +20.1%
3 years: +17.3% /yr; S&P 500 +20.4%
5 years: +13.5% /yr; S&P 500 +14.0%

A portfolio of the filer's 20 largest 13F positions, weighted by value and rebuilt each quarter on the day the filing became public. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.

Reported 13F value by quarter.

13F value by quarter
Quarter	13F value	Positions
Q2 2026	$575.2M	168
Q1 2026	$525.1M	170
Q4 2025	$562.5M	173
Q3 2025	$534.3M	167
Q2 2025	$508.7M	169
Q1 2025	$489.5M	177
Q4 2024	$523.0M	185
Q3 2024	$573.8M	179
Q2 2024	$536.4M	170
Q1 2024	$493.0M	164
Q4 2023	$493.2M	165
Q3 2023	$452.9M	162

Questions about Columbia Asset Management's portfolio

What stocks does Columbia Asset Management own?

Columbia Asset Management's latest 13F, for Q2 2026 and filed Jul 21, 2026, lists 168 positions worth $575.2M. The largest are Apple Inc (AAPL) at 9.6%, Microsoft Corp (MSFT) at 5.8%, Alphabet Inc (GOOGL) at 4.5%, Amazon Com Inc Com (AMZN) at 3.3% and Erie Indty Co (ERIE) at 3.0%.

What did Columbia Asset Management buy last quarter?

In Q2 2026, Columbia Asset Management added Vanguard Indx Fd (VUG) (+480.7% shares) and Vanguard Index Fds (VO) (+297.4% shares), compared with its Q1 2026 filing.

What did Columbia Asset Management sell last quarter?

In Q2 2026, Columbia Asset Management cut from its top 50 Exxon Mobil Corp (XOM), cut from its top 50 Adobe Inc (ADBE), cut from its top 50 Netflix Inc Total (NFLX), cut from its top 50 Honeywell Intl Inc (HON), Verizon Communications Inc Com (VZ) (-12.6% shares), Procter & Gamble Co Com (PG) (-8.2% shares) and American Express Co Com (AXP) (-8.2% shares), compared with its Q1 2026 filing.

How has Columbia Asset Management's portfolio performed?

A portfolio copying Columbia Asset Management's 20 largest 13F holdings each quarter, from the day each filing was public, returned +17.3% a year over the last 3 years, against +20.4% for the S&P 500. Over 1 year: +20.9% against +20.1%. Over 5 years: +13.5% a year against +14.0%.

When is Columbia Asset Management's next 13F filing due?

13F filings are due 45 days after each quarter ends. Columbia Asset Management's filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.