KOBAYASHI MICHAEL K (CIK 1311099) reported 4 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-06-02). Recent activity: Buy GO (18,868 shares), Buy GO (11,839 shares), Buy ROST (9,784 shares), Sell ROST (9,658 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-02 | Grocery Outlet Holding Corp. (GO) | Director | Buy | 18,868 | $0 |
| 2025-06-27 | Grocery Outlet Holding Corp. (GO) | Director | Buy | 11,839 | $150,000 |
| 2025-03-25 | ROSS STORES, INC. (ROST) | PRES., CHIEF CAPABILITY OFC'R | Buy | 9,784 | $0 |
| 2025-03-25 | ROSS STORES, INC. (ROST) | PRES., CHIEF CAPABILITY OFC'R | Sell | 9,658 | $1.2M |
Source: SEC Form 4 filings · as of 2026-06-02