Form 4 for COST Costco
Accepted 2026-03-11 00:00:00 ET · period of report 2026-03-09 · accession 0000909832-26-000028 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-03-11 | 2026-03-09 | COST | Adamo Claudine | EVP | S - Sale | $1,003.02 | -730 | 6,121 | -11% | -$732.2K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-03-09 | S | D | 730 | $1,003.02 | 6,121.20 | D | — | — |