Insider · SEC Forms 3, 4, 5
CIK 1494730
All transactions
Every Form 4 row this person reported, newest first
Insider · SEC Forms 3, 4, 5
Every Form 4 row this person reported, newest first
Adamo Claudine (CIK 1916124) reported 11 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-14). Recent activity: Sell COST (917 shares), Buy COST (4,129 shares), Sell COST (730 shares), Sell COST (97 shares), Sell COST (122 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-14 | COSTCO WHOLESALE CORP /NEW (COST) | Executive Vice President | Sell | 917 | $827,198 |
| 2026-09-14 | COSTCO WHOLESALE CORP /NEW (COST) | Executive Vice President | Buy | 4,129 | $0 |
| 2026-03-11 | COSTCO WHOLESALE CORP /NEW (COST) | Executive Vice President | Sell | 730 | $732,205 |
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Executive Vice President | Sell | 97 | $91,577 |
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Executive Vice President | Sell | 122 | $115,043 |
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Executive Vice President | Sell | 199 | $187,698 |
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Executive Vice President | Sell | 177 | $166,887 |
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Executive Vice President | Sell | 111 | $104,453 |
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Executive Vice President | Sell | 2,700 | $2.5M |
| 2025-09-12 | COSTCO WHOLESALE CORP /NEW (COST) | Executive Vice President | Buy | 4,219 | $0 |
| 2025-09-12 | COSTCO WHOLESALE CORP /NEW (COST) | Executive Vice President | Sell | 950 | $908,160 |
Source: SEC Form 4 filings · as of 2026-09-14