BLOCK JOHN R (CIK 1055711) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-23). Recent activity: Buy AMTX (10,000 shares), Buy AMTX (12,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-23 | AEMETIS, INC (AMTX) | Director | Buy | 10,000 | $26,400 |
| 2026-01-28 | AEMETIS, INC (AMTX) | Director | Buy | 12,000 | $18,480 |
Source: SEC Form 4 filings · as of 2026-03-23