COST — COSTCO WHOLESALE CORP COM

Ownership history in DOHENY ASSET MANAGEMENT /CA  ·  33 quarters on record

AI Ownership Summary

DOHENY ASSET MANAGEMENT /CA reported COSTCO WHOLESALE CORP COM (COST) in 33 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 3.13% in 2025 Q1. The latest visible filing shows COST at 2.23% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this COST ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was DOHENY ASSET MANAGEMENT /CA's position in COSTCO WHOLESALE CORP COM, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

COST was reported at 2.23% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
3.13% in 2025 Q1

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

COST stock page DOHENY ASSET MANAGEMENT /CA fund profile DOHENY ASSET MANAGEMENT /CA full holdings
How DOHENY ASSET MANAGEMENT /CA held COST — position size vs. price
% of Fund (quarterly)    COST price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 9 quarters  ▾
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 UNCHANGED 4,230 — 0% 2.23% $3.6M 2026-02-14 (Est.) $1018.48
2025 Q3 UNCHANGED 4,230 — 0% 2.48% $3.9M 2025-11-12 $912.75
2025 Q2 UNCHANGED 4,230 — 0% 2.93% $4.2M 2025-08-14 $972.68
2025 Q1 ADDED 4,230 +38 +0.9% 3.13% $4.0M 2025-05-14 $987.42
2024 Q4 REDUCED 4,192 -75 -1.8% 2.87% $3.8M 2025-02-10 $1056.13
2024 Q3 REDUCED 4,267 -775 -15.4% 2.58% $3.8M 2024-11-14 $917.84
2024 Q2 ADDED 5,042 +1,001 +24.8% 1.44% $1.5M 2024-08-07 $803.93
2024 Q1 ADDED 4,041 +691 +20.6% 2.43% $3.0M 2024-05-08 $756.33
2023 Q4 REDUCED 3,350 -200 -5.6% 2.17% $2.2M 2024-02-06 $703.07
24 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding COST

As of 2026 Q1 — sorted by position size

Norman Fields, Gottscho Capital Management, LLC 3Y 7Y 18.84% Violich Capital Management, Inc. 3Y 7Y 5.64% Hoffman, Alan N Investment Management 3Y 5.54% Constitution Capital LLC 3Y 4.87% Marex Group plc 4.84% Eastover Investment Advisors LLC 3Y 7Y 3.39% Cardinal Capital Management 3Y 7Y 2.67% Bath Savings Trust Co 3Y 7Y 2.61% Community Financial Services Group, LLC 3Y 7Y 2.59% JACOBS & CO/CA 3Y 7Y 2.33%

FAQ About DOHENY ASSET MANAGEMENT /CA and COST

These are the practical questions this page is built to answer before you even open the full history table.

How long has DOHENY ASSET MANAGEMENT /CA reported owning COST?

DOHENY ASSET MANAGEMENT /CA reported COST across 9 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported COST position in DOHENY ASSET MANAGEMENT /CA's portfolio?

The largest reported portfolio weight for COST was 3.13% in 2025 Q1.

What is the latest reported COST position on this page?

The most recent filing on this page is 2025 Q4, when DOHENY ASSET MANAGEMENT /CA reported 4,230 shares, equal to 2.23% of portfolio, with an estimated market value of $3.6M.

What does the chart on this COST ownership page compare?

The chart compares DOHENY ASSET MANAGEMENT /CA's quarterly COST portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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