SNES
SenesTech, Inc.
NASDAQ · Basic Materials · Chemicals - Specialty · US
$0.82
−1.75%12
Insider buys (3m)
0
Insider sells (3m)
$175.6K
Net value (3m)
-52.0%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Sep 15, 2026 | Edell Michael · director, officer: Chief Executive Officer | Purchase | 1,000 | $0.84 |
| Sep 10, 2026 | Edell Michael · director, officer: Chief Executive Officer | Purchase | 1,000 | $0.89 |
| Aug 17, 2026 | Edell Michael · director, officer: Chief Executive Officer | Purchase | 1,000 | $1.21 |
| Aug 10, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 6,490 | $1.30 |
| Aug 10, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 15,000 | $1.30 |
| Jul 22, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 35,000 | $1.47 |
| Jul 8, 2026 | Edell Michael · director, officer: Chief Executive Officer | Purchase | 1,000 | $1.43 |
| Jul 2, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 35,000 | $1.51 |
| Jun 29, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 6,812 | $1.56 |
| Jun 29, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 5,172 | $1.52 |
| Jun 29, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 3,990 | $1.55 |
| Jun 29, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 9,442 | $1.53 |
| Jun 22, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 3,264 | $1.61 |
| Jun 22, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 5,000 | $1.66 |
| Jun 17, 2026 | Graham Lynn Yako · director | A-Award | 100,000 | $1.65 |
| Jun 17, 2026 | Morrison Jamie Bechtel · director | A-Award | 100,000 | $1.65 |
| Jun 17, 2026 | Moss Joshua Matthew · director | A-Award | 100,000 | $1.65 |
| Jun 17, 2026 | Grandinetti Phillip Nicholas III · director | A-Award | 100,000 | $1.65 |
| Jun 17, 2026 | Leach Jacob Steven · director | A-Award | 100,000 | $1.65 |
| Jun 17, 2026 | Szot Matthew K · director | A-Award | 100,000 | $1.65 |
| Jun 17, 2026 | CHESTERMAN THOMAS C · officer: CFO & Treasurer | A-Award | 75,000 | $1.65 |
| Jun 15, 2026 | Edell Michael · director, officer: Chief Executive Officer | A-Award | 263,288 | $1.47 |
| Jun 9, 2026 | Edell Michael · director, officer: Chief Executive Officer | Purchase | 1,000 | $1.55 |
| Jun 8, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 7,000 | $1.61 |
| Jun 8, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 8,230 | $1.65 |
| Jun 8, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 13,159 | $1.57 |
| May 18, 2026 | Edell Michael · director, officer: Chief Executive Officer | Purchase | 1,000 | $1.61 |
| May 18, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 15,000 | $1.72 |
| May 18, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 7,120 | $1.65 |
| May 18, 2026 | GLENBROOK CAPITAL MANAGEMENT · 10 percent owner | Purchase | 10,000 | $1.59 |
Institutional positioning
13F filings over the trailing two quarters
New 8Increased 7Reduced 13Sold out 2
| Filer | Action | Shares | Filed |
|---|---|---|---|
| SABBY MANAGEMENT, LLC | Increased | 218,533 | May 15, 2026 |
| SABBY MANAGEMENT, LLC | Reduced | 141,756 | Aug 14, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 114,000 | May 14, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 82,616 | Aug 13, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 63,106 | May 15, 2026 |
| CITADEL ADVISORS LLC | Increased | 46,671 | Sep 2, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 44,339 | Aug 12, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 42,865 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Reduced | 34,762 | Aug 13, 2026 |
| VANGUARD FIDUCIARY TRUST CO | New Position | 31,694 | May 8, 2026 |
| VANGUARD FIDUCIARY TRUST CO | Reduced | 26,594 | Aug 13, 2026 |
| ESSEX INVESTMENT MANAGEMENT CO LLC | Increased | 26,294 | May 11, 2026 |
| ESSEX INVESTMENT MANAGEMENT CO LLC | Reduced | 26,203 | Aug 6, 2026 |
| XTX Topco Ltd | Reduced | 21,061 | May 15, 2026 |
| UBS Group AG | Increased | 20,889 | May 5, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Sep 15, 2026