4 insiders reported 56 Form 4 transactions for GUIDED THERAPEUTICS INC (GTHP) over the past 18 months (most recent 2026-05-05). Recent activity: Blumberg Richard P. (Director) Buy 1.0M shares, Blumberg Richard P. (Director) Buy 56,093 shares, Blumberg Richard P. (Director) Sell 260 shares, Blumberg Richard P. (Director) Buy 1.0M shares, Blumberg Richard P. (Director) Buy 19,038 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-05 | Blumberg Richard P. | Director | Buy | 1.0M | $0 |
| 2026-05-05 | Blumberg Richard P. | Director | Buy | 56,093 | $0 |
| 2026-05-05 | Blumberg Richard P. | Director | Sell | 260 | $0 |
| 2026-05-05 | Blumberg Richard P. | Director | Buy | 1.0M | $0 |
| 2026-05-05 | Blumberg Richard P. | Director | Buy | 19,038 | $0 |
| 2026-05-05 | Blumberg Richard P. | Director | Sell | 88 | $0 |
| 2026-05-05 | Blumberg Richard P. | Director | Buy | 352,000 | $0 |
| 2026-04-07 | Imhoff John E | Director | Buy | 2,157 | $0 |
| 2026-04-07 | Imhoff John E | Director | Sell | 10 | $0 |
| 2026-04-07 | Imhoff John E | Director | Buy | 40,000 | $0 |
| 2026-04-07 | Imhoff John E | Director | Buy | 157,417 | $11,019 |
| 2026-03-12 | Imhoff John E | Director | Buy | 25,338 | $0 |
| 2026-03-12 | Imhoff John E | Director | Buy | 312,720 | $21,890 |
| 2026-03-12 | Imhoff John E | Director | Buy | 500,000 | $0 |
| 2026-03-12 | Imhoff John E | Director | Sell | 100 | $0 |
| 2026-03-12 | Imhoff John E | Director | Buy | 400,000 | $0 |
| 2026-03-12 | Imhoff John E | Director | Buy | 156,086 | $10,926 |
| 2026-03-12 | Imhoff John E | Director | Buy | 195,460 | $13,682 |
| 2026-03-04 | JAMES MICHAEL C | Director | Buy | 100,000 | $0 |
| 2025-09-05 | Imhoff John E | Director | Buy | 104,448 | $0 |
| 2025-09-05 | Blumberg Richard P. | Director | Buy | 165,481 | $0 |
| 2025-09-05 | Blumberg Richard P. | Director | Buy | 55,853 | $0 |
| 2025-09-05 | Blumberg Richard P. | Director | Buy | 81,121 | $0 |
| 2025-09-05 | Blumberg Richard P. | Director | Sell | 233 | $0 |
| 2025-09-05 | Blumberg Richard P. | Director | Buy | 932,000 | $0 |
Source: SEC Form 4 filings · as of 2026-05-05