GLENBROOK CAPITAL MANAGEMENT (CIK 1273782) reported 30 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-10). Recent activity: Buy SNES (6,490 shares), Buy SNES (15,000 shares), Buy SNES (35,000 shares), Buy SNES (35,000 shares), Buy SNES (3,990 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-10 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 6,490 | $8,422 |
| 2026-08-10 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 15,000 | $19,443 |
| 2026-07-22 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 35,000 | $51,569 |
| 2026-07-02 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 35,000 | $52,731 |
| 2026-06-29 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 3,990 | $6,185 |
| 2026-06-29 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 9,442 | $14,435 |
| 2026-06-29 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 6,812 | $10,598 |
| 2026-06-29 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 5,172 | $7,884 |
| 2026-06-22 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 3,264 | $5,268 |
| 2026-06-22 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 5,000 | $8,296 |
| 2026-06-08 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 7,000 | $11,304 |
| 2026-06-08 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 13,159 | $20,685 |
| 2026-06-08 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 8,230 | $13,547 |
| 2026-05-18 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 15,000 | $25,862 |
| 2026-05-18 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 7,120 | $11,747 |
| 2026-05-18 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 10,000 | $15,878 |
| 2026-04-30 | SenesTech, Inc. (SNES) | 10% Owner | Buy | 3,000 | $4,407 |
| 2026-03-17 | SenesTech, Inc. (SNES) | Insider | Buy | 146,249 | $285,186 |
| 2026-03-17 | SenesTech, Inc. (SNES) | Insider | Buy | 5,060 | $9,412 |
| 2026-03-17 | SenesTech, Inc. (SNES) | Insider | Buy | 19,725 | $35,308 |
| 2026-02-19 | SenesTech, Inc. (SNES) | Insider | Buy | 40,807 | $93,448 |
| 2026-02-19 | SenesTech, Inc. (SNES) | Insider | Buy | 34,613 | $83,071 |
| 2026-02-19 | SenesTech, Inc. (SNES) | Insider | Buy | 10,481 | $24,001 |
| 2026-02-13 | SenesTech, Inc. (SNES) | Insider | Buy | 7,956 | $13,684 |
| 2026-02-13 | SenesTech, Inc. (SNES) | Insider | Buy | 8,000 | $13,840 |
Source: SEC Form 4 filings · as of 2026-08-10