COSTNasdaqSEC EDGAREDGAR

COSTCO WHOLESALE CORP /NEW

Retail-Variety Stores·ISSAQUAH, WA·FY end 08/30·CIK 909832
Net 180d
-$1.5M
0 buys / 2 sales
Open-market buys
$0
0 transactions
Open-market sales
$1.5M
2 transactions
Cluster windows
0
0 buy / 0 sell

Insider transaction timeline

2-year window · 46 buys · 141 sales · dot size = transaction value
10/241/254/257/2510/251/264/267/26buysell
AcquisitionsSalesCluster window (≥2 sales / month)

Form 4 transactions

Showing 30 of 187
DateInsiderTypeSharesValue
2026-09-10
Adamo ClaudineExecutive Vice President
Tax withhold917-$827.2K
2026-09-10
Adamo ClaudineExecutive Vice President
Award4,129
2026-09-10
Frates CatonExecutive Vice President
Tax withhold1,654-$1.5M
2026-09-10
Frates CatonExecutive Vice President
Award4,552
2026-09-10
Jones Teresa A.Executive Vice President
Tax withhold1,459-$1.3M
2026-09-10
Jones Teresa A.Executive Vice President
Award4,129
2026-09-10
Klauer James CExecutive Vice President
Tax withhold936-$844.7K
2026-09-10
Klauer James CExecutive Vice President
Award4,129
2026-09-10
Riel PierreExecutive Vice President
Tax withhold1,562-$1.4M
2026-09-10
Riel PierreExecutive Vice President
Award4,552
2026-09-10
Rubanenko YoramExecutive Vice President
Tax withhold1,696-$1.5M
2026-09-10
Rubanenko YoramExecutive Vice President
Award4,129
2026-09-10
Wilcox William RichardExecutive Vice President
Tax withhold1,935-$1.7M
2026-09-10
Wilcox William RichardExecutive Vice President
Award4,129
2026-07-10
RAIKES JEFFREY S
Gift5,249
2026-06-23
DENMAN KENNETH D
Sale885-$847.3K
2026-04-01
Frates CatonExecutive Vice President
Sale700-$695.1K
2026-03-12
George Sarah CatherineExecutive Vice President
Disposed642-$636.5K
2026-03-11
MILLERCHIP GARYExecutive Vice President
Tax withhold1,154-$1.1M
2026-03-09
Adamo ClaudineExecutive Vice President
Sale730-$732.2K
2026-01-27
Jones Teresa A.Executive Vice President
Gift300
2026-01-27
RAIKES JEFFREY S
Gift5,115
2026-01-21
Jones Teresa A.Executive Vice President
Sale850-$838.3K
2026-01-16
Raimondo Gina Marie
Award215
2026-01-16
DECKER SUSAN L
Sale458-$437.4K
2026-01-14
Klauer James CExecutive Vice President
Sale1,500-$1.4M
2026-01-09
Miller Russell DSr. Executive Vice President
Sale1,500-$1.4M
2025-12-30
POLIT JAVIERExecutive Vice President
Sale558-$481.8K
2025-12-29
POLIT JAVIERExecutive Vice President
Sale2,049-$1.8M
2025-12-19
DENMAN KENNETH D
Gift325