Barbre Tiffany Marie (CIK 2076006) reported 7 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-10-24). Recent activity: Buy COST (2,118 shares), Sell COST (114 shares), Sell COST (90 shares), Sell COST (119 shares), Sell COST (135 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Insider | Buy | 2,118 | $0 |
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Insider | Sell | 114 | $107,250 |
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Insider | Sell | 90 | $85,238 |
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Insider | Sell | 119 | $112,001 |
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Insider | Sell | 135 | $127,910 |
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Insider | Sell | 85 | $79,920 |
| 2025-10-24 | COSTCO WHOLESALE CORP /NEW (COST) | Insider | Sell | 1,239 | $1.2M |
Source: SEC Form 4 filings · as of 2025-10-24