Insider trade

Officer sold ~$2.02M of COST shares in the open market

Traded Sep 29, 2026 · Filed Sep 30, 2026

CostcoCOST

~$2.02M
Reported value · 2,200 sh @ $915.93: 7,133.51
Holds after · shares reported: -1.0%
stock since the trade · S&P 500 -0.0%, $924.59 → $914.94 on Oct 1

Why it stands out

Costco's Executive Vice President sold $2.02M of Costco shares. Nobody planned it ahead of time.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Sep 29, 2026
Reporting period: Not applicable
Filed with the SEC: Sep 30, 2026

Officer$1M+

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$2,015,046

Shares × reported transaction price

Timing vs results

5 days after results of Sep 24, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $924.59 on Sep 29, 2026, 9% above its 52-week low and 16% below its high, after a 3% drop over the previous 30 trading days

52-week range $850.00 (Dec 22, 2025) to $1,094.32 (May 19, 2026), 31% of the way up, from 251 adjusted closes. 30 trading days earlier: $953.50 on Aug 17, 2026. Describes the past only, not a forecast

Planned / mechanical clue

None found in footnotes

Only flagged when a footnote says so; never inferred

Source receipt

Record ID: 0000909832-26-000088
Filed / recorded: Sep 30, 2026, 9:48 PM UTC
Added to OQRO: Oct 2, 2026, 3:52 AM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: COSTCO WHOLESALE CORP /NEW
Issuer CIK: 909832
Ticker: COST
Reporting person: Claudine Adamo
Relationship: Officer
Officer title: Executive Vice President
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Sep 29, 2026
Transaction code: S
Shares / units: 2,200
Price per share: $915.93
Acquired / disposed: Disposed (D)
Shares owned after: 7,133.51
Ownership form: Direct
Amendment: No

Around the same time

Officer sold5d ago

~$733KReported value · 800.64 sh @ $915.93

8,712.64 → 7,912 shares held−9% of their stake

Costco's Sr. Executive Vice President sold $733K of Costco shares. Nobody planned it ahead of time.

Why it stands out Official record

Officer plans to sell ~$2.02M of Costco

Planned, from pay6d ago

Officer plans to sell ~$733K of Costco