Griselli Alberto Mario (CIK 2117401) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-07). Recent activity: Buy TIMB (397,022 shares), Buy TIMB (99,692 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-07 | TIM S.A. (TIMB) | Chief Executive Officer | Buy | 397,022 | $0 |
| 2026-05-07 | TIM S.A. (TIMB) | Chief Executive Officer | Buy | 99,692 | $0 |
Source: SEC Form 4 filings · as of 2026-05-07