Imhoff John E (CIK 1348439) reported 36 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-07). Recent activity: Buy GTHP (2,157 shares), Sell GTHP (10 shares), Buy GTHP (40,000 shares), Buy GTHP (157,417 shares), Buy GTHP (195,460 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-07 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 2,157 | $0 |
| 2026-04-07 | GUIDED THERAPEUTICS INC (GTHP) | Director | Sell | 10 | $0 |
| 2026-04-07 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 40,000 | $0 |
| 2026-04-07 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 157,417 | $11,019 |
| 2026-03-12 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 195,460 | $13,682 |
| 2026-03-12 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 25,338 | $0 |
| 2026-03-12 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 312,720 | $21,890 |
| 2026-03-12 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 500,000 | $0 |
| 2026-03-12 | GUIDED THERAPEUTICS INC (GTHP) | Director | Sell | 100 | $0 |
| 2026-03-12 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 400,000 | $0 |
| 2026-03-12 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 156,086 | $10,926 |
| 2025-09-05 | GUIDED THERAPEUTICS INC (GTHP) | Director | Sell | 300 | $0 |
| 2025-09-05 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 104,448 | $0 |
| 2025-09-05 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 1.2M | $0 |
| 2025-09-05 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 166,667 | $30,000 |
| 2025-05-23 | GUIDED THERAPEUTICS INC (GTHP) | Director | Sell | 300 | $0 |
| 2025-05-23 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 900,000 | $0 |
| 2025-05-23 | GUIDED THERAPEUTICS INC (GTHP) | Director | Sell | 2,401 | $0 |
| 2025-05-23 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 4.8M | $2.4M |
| 2025-05-23 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 286 | $0 |
| 2025-05-23 | GUIDED THERAPEUTICS INC (GTHP) | Director | Sell | 286 | $0 |
| 2025-05-23 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 2.3M | $293,630 |
| 2025-05-23 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 150 | $0 |
| 2025-05-23 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 1.0M | $100,000 |
| 2025-05-23 | GUIDED THERAPEUTICS INC (GTHP) | Director | Buy | 263,069 | $26,307 |
Source: SEC Form 4 filings · as of 2026-04-07