Rangesh Abinand (CIK 1917503) reported 4 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-08). Recent activity: Buy TGEN (174,081 shares), Buy TGEN (174,081 shares), Buy TGEN (3,000 shares), Buy TGEN (53,892 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-08 | TECOGEN INC. (TGEN) | Chief Executive Officer | Buy | 174,081 | $0 |
| 2026-06-30 | TECOGEN INC. (TGEN) | Chief Executive Officer | Buy | 174,081 | $0 |
| 2026-03-23 | TECOGEN INC. (TGEN) | Chief Executive Officer | Buy | 3,000 | $6,900 |
| 2025-07-28 | TECOGEN INC. (TGEN) | Chief Executive Officer | Buy | 53,892 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-09-08