SELF ADAM WEBB

PrivateCIK: 2150337

SELF ADAM WEBB enters COSTCO WHOLESALE CORP /NEW with 3.53K shares — 100% direct ownership

Full direct ownership at entry is the strongest form of insider alignment with shareholders.

Direct
InsiderSELF ADAM WEBBCIK 2150337
Officer· Executive Vice President
Since Aug 2026
3.53K
Baseline shares
100% direct
3.53K
Direct ownership
1 position
0.00
Derivative underlying
0 instruments
1
Security positions
All direct
Non-Derivative Holdings1

Common Stock

Direct
Shares owned3.53K
Total
3.53K direct3.53K
Derivative Holdings0
No derivative holdings reported
SELF ADAM WEBB — Initial Ownership Disclosure (Form 3) Filed Sep 10, 2026 | Finecho