SenesTech, Inc. (SNES)

Latest Insider Confidence Score

2026Q1

50.2
Bullish

Company insider confidence (by quarter)

2016Q4 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Glenbrook Capital Management 10% Owner 545,647 Feb 2, 2026
Siegel Kenneth S CEO 150,000 Feb 22, 2022
Kavanagh Kathleen Claire — 142,668 Jul 6, 2022
Mayer Loretta Powers Chief Scientific Officer 100,000 Oct 22, 2019
Dyer Cheryl Ann Pres. & Chief Research Officer 100,000 Oct 4, 2019

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 17, 2026 Feb 19, 2026 GLENBROOK CAPITAL MANAGEMENT 10% Owner Buy 90.0 +85,901 6.72% ✗ $200.6K
Feb 11, 2026 Feb 13, 2026 GLENBROOK CAPITAL MANAGEMENT 10% Owner Buy 87.5 +31,346 2.58% ✗ $56.7K
Feb 4, 2026 Feb 6, 2026 GLENBROOK CAPITAL MANAGEMENT 10% Owner Buy 68.8 +8,569 0.72% ✗ $15.5K
Jan 30, 2026 Feb 3, 2026 GLENBROOK CAPITAL MANAGEMENT 10% Owner Buy 87.5 +48,138 4.39% ✗ $94.5K
Feb 2, 2026 GLENBROOK CAPITAL MANAGEMENT 10% Owner Neutral 52.5 - 0.00% ✗ -
Nov 18, 2025 Nov 19, 2025 Leach Jacob Steven Director Sell 27.5 -62 -100.00% ✗ $168
Nov 14, 2025 Nov 17, 2025 Szot Matthew K Director Sell 27.5 -1 -100.00% ✗ $2.8
Nov 4, 2025 Edell Michael Officer Neutral 52.5 - 0.00% ✗ -
Aug 14, 2025 Graham Lynn Yako Director Neutral 52.5 - 0.00% ✗ -
Jan 8, 2025 Jan 10, 2025 Moss Joshua Matthew Director Neutral 52.5 - 0.00% ✗ -
Jan 10, 2025 Moss Joshua Matthew Director Neutral 52.5 - 0.00% ✗ -
Aug 27, 2024 Aug 28, 2024 Leach Jacob Steven Director Neutral 52.5 - 0.00% ✗ -
Aug 27, 2024 Aug 28, 2024 Grandinetti Phillip Nicholas III Director Neutral 52.5 - 0.00% ✗ -
Aug 27, 2024 Aug 28, 2024 Szot Matthew K Director Neutral 52.5 - 0.00% ✗ -
Aug 27, 2024 Aug 28, 2024 Morrison Jamie Bechtel Director Neutral 52.5 - 0.00% ✗ -
Aug 27, 2024 Aug 28, 2024 CHESTERMAN THOMAS C CFO Neutral 52.5 - 0.00% ✗ -
Aug 27, 2024 Aug 28, 2024 Fruendt Joel Lee CEO Neutral 52.5 - 0.00% ✗ -
Apr 8, 2024 Apr 9, 2024 Leach Jacob Steven Director Neutral 52.5 - 0.00% ✗ -
Apr 8, 2024 Apr 9, 2024 Grandinetti Phillip Nicholas III Director Neutral 52.5 - 0.00% ✗ -
Jun 26, 2023 Jun 29, 2023 Leach Jacob Steven Director Neutral 52.5 - 0.00% ✗ -
Jun 26, 2023 Jun 29, 2023 Morrison Jamie Bechtel Director Neutral 52.5 - 0.00% ✗ -
Jun 26, 2023 Jun 29, 2023 Chiavarini Delphine Francois Director Neutral 52.5 - 0.00% ✗ -
Jun 26, 2023 Jun 29, 2023 Szot Matthew K Director Neutral 52.5 - 0.00% ✗ -
Jun 26, 2023 Jun 29, 2023 Grandinetti Phillip Nicholas III Director Neutral 52.5 - 0.00% ✗ -
Dec 14, 2022 May 31, 2023 Fruendt Joel Lee CEO Neutral 90.0 +18,799 1879900.00% ✗ -
Dec 14, 2022 Dec 16, 2022 Fruendt Joel Lee CEO Neutral 90.0 +18,797 1879700.00% ✗ -
Dec 14, 2022 Dec 16, 2022 Williams Nicole C Chief Strategy Officer Neutral 52.5 - 0.00% ✗ -
Dec 14, 2022 Dec 16, 2022 CHESTERMAN THOMAS C CFO Neutral 52.5 - 0.00% ✗ -
Nov 23, 2022 Fruendt Joel Lee CEO Neutral 52.5 - 0.00% ✗ -
Jul 1, 2022 Jul 6, 2022 Chiavarini Delphine Francois Director Neutral 52.5 - 0.00% ✗ -
Jul 1, 2022 Jul 6, 2022 Szot Matthew K Director Neutral 52.5 - 0.00% ✗ -
Jul 1, 2022 Jul 6, 2022 Morrison Jamie Bechtel Director Neutral 52.5 - 0.00% ✗ -
Jul 1, 2022 Jul 6, 2022 Leach Jacob Steven Director Neutral 52.5 - 0.00% ✗ -
Jul 1, 2022 Jul 6, 2022 Kavanagh Kathleen Claire Director Neutral 52.5 - 0.00% ✗ -
Jul 1, 2022 Jul 6, 2022 Grandinetti Phillip Nicholas III Director Neutral 52.5 - 0.00% ✗ -
Jul 1, 2022 Jul 6, 2022 DUMONT MARC Director Neutral 52.5 - 0.00% ✗ -
Feb 17, 2022 Feb 22, 2022 Wolin Kim Patrice EVP and Secretary Neutral 52.5 - 0.00% ✗ -
Feb 17, 2022 Feb 22, 2022 Williams Nicole C Chief Strategy Officer Neutral 52.5 - 0.00% ✗ -
Feb 17, 2022 Feb 22, 2022 SIEGEL KENNETH S CEO Neutral 52.5 - 0.00% ✗ -
Feb 17, 2022 Feb 22, 2022 CHESTERMAN THOMAS C CFO Neutral 52.5 - 0.00% ✗ -
Aug 16, 2021 Aug 18, 2021 Leach Jacob Steven Director Buy 95.0 +150,000 100.00% ✗ $228.8K
Jun 25, 2021 Jun 29, 2021 Morrison Jamie Bechtel Director Neutral 52.5 - 0.00% ✗ -
Jun 25, 2021 Jun 29, 2021 Leach Jacob Steven Director Neutral 52.5 - 0.00% ✗ -
Jun 25, 2021 Jun 29, 2021 Kavanagh Kathleen Claire Director Neutral 52.5 - 0.00% ✗ -
Jun 25, 2021 Jun 29, 2021 Grandinetti Phillip Nicholas III Director Neutral 52.5 - 0.00% ✗ -
Jun 25, 2021 Jun 29, 2021 DUMONT MARC Director Neutral 52.5 - 0.00% ✗ -
Jun 25, 2021 Jun 29, 2021 Chiavarini Delphine Francois Director Neutral 52.5 - 0.00% ✗ -
Jun 25, 2021 Jun 29, 2021 Szot Matthew K Director Neutral 52.5 - 0.00% ✗ -
Jun 2, 2021 Jun 4, 2021 Williams Nicole C Chief Strategy Officer Neutral 52.5 - 0.00% ✗ -
May 27, 2021 Williams Nicole C Chief Strategy Officer Neutral 52.5 - 0.00% ✗ -
May 3, 2021 May 5, 2021 SIEGEL KENNETH S CEO Neutral 52.5 - 0.00% ✗ -
Apr 29, 2021 Apr 30, 2021 Wolin Kim Patrice EVP & Secretary Sell 26.3 -10,454 -28.56% ✗ $17.4K
Mar 3, 2021 Mar 8, 2021 Kavanagh Kathleen Claire Director Neutral 52.5 - 0.00% ✗ -
Mar 3, 2021 Mar 8, 2021 Grandinetti Phillip Nicholas III Director Neutral 52.5 - 0.00% ✗ -
Nov 5, 2020 Nov 25, 2020 Kavanagh Kathleen Claire Director Neutral 52.5 - 0.00% ✗ -
Nov 5, 2020 Nov 25, 2020 Grandinetti Phillip Nicholas III Director Neutral 52.5 - 0.00% ✗ -
Nov 5, 2020 Nov 25, 2020 Leach Jacob Steven Director Neutral 52.5 - 0.00% ✗ -
Nov 24, 2020 Leach Jacob Steven Director Neutral 52.5 - 0.00% ✗ -
Nov 24, 2020 Kavanagh Kathleen Claire Director Neutral 52.5 - 0.00% ✗ -
Nov 24, 2020 Grandinetti Phillip Nicholas III Director Neutral 52.5 - 0.00% ✗ -
Jul 31, 2020 Aug 3, 2020 CHESTERMAN THOMAS C CFO Neutral 52.5 - 0.00% ✗ -
Jul 31, 2020 Aug 3, 2020 SIEGEL KENNETH S CEO Neutral 52.5 - 0.00% ✗ -
Jul 24, 2020 Jul 27, 2020 Morrison Jamie Bechtel Director Neutral 52.5 - 0.00% ✗ -
Jul 24, 2020 Jul 27, 2020 Wolin Kim Patrice EVP & Secretary Neutral 52.5 - 0.00% ✗ -
Jul 10, 2020 Jul 15, 2020 Williams Julia Ann Director Neutral 52.5 - 0.00% ✗ -
Jul 10, 2020 Jul 15, 2020 Szot Matthew K Director Neutral 52.5 - 0.00% ✗ -
Jul 10, 2020 Jul 15, 2020 DUMONT MARC Director Neutral 52.5 - 0.00% ✗ -
Jul 10, 2020 Jul 15, 2020 Chiavarini Delphine Francois Director Neutral 52.5 - 0.00% ✗ -
Jul 10, 2020 Jul 15, 2020 Morrison Jamie Bechtel Director Neutral 52.5 - 0.00% ✗ -
Feb 27, 2017 Jul 8, 2020 DUMONT MARC Director Neutral 77.5 +89 1.48% ✗ -
Jun 18, 2020 Jun 22, 2020 Chiavarini Delphine Francois Director Neutral 52.5 - 0.00% ✗ -
Jun 18, 2020 Jun 22, 2020 Williams Julia Ann Director Neutral 52.5 - 0.00% ✗ -
Jun 18, 2020 Jun 22, 2020 Szot Matthew K Director Neutral 52.5 - 0.00% ✗ -
Jun 18, 2020 Jun 22, 2020 DUMONT MARC Director Neutral 52.5 - 0.00% ✗ -
Jun 18, 2020 Jun 22, 2020 Morrison Jamie Bechtel Director Neutral 52.5 - 0.00% ✗ -
Apr 28, 2020 Apr 30, 2020 Krause Steven C. EVP, Sales and Marketing Neutral 52.5 - 0.00% ✗ -
Apr 30, 2020 Krause Steven C. EVP, Sales and Marketing Neutral 52.5 - 0.00% ✗ -
Aug 27, 2019 Oct 22, 2019 Mayer Loretta Powers Chief Scientific Officer Sell 33.8 -36,000 -7.64% ✓ $5K
Oct 2, 2019 Oct 4, 2019 Dyer Cheryl Ann Pres. & Chief Research Officer Sell 30.0 -56,000 -11.76% ✓ $5.6K
Sep 20, 2019 Sep 27, 2019 Wolin Kim Patrice EVP & Secretary Neutral 52.5 - 0.00% ✗ -
Sep 20, 2019 Sep 27, 2019 CHESTERMAN THOMAS C CFO Neutral 52.5 - 0.00% ✗ -
Aug 14, 2019 Aug 16, 2019 Dyer Cheryl Ann Pres. & Chief Research Officer Sell 26.3 -40,000 -7.75% ✗ $47.7K
Aug 14, 2019 Aug 16, 2019 Mayer Loretta Powers Chief Scientific Officer Sell 26.3 -40,000 -7.83% ✗ $48.5K
Jul 16, 2019 Jul 18, 2019 SIEGEL KENNETH S CEO Buy 97.5 +696,296 11119.39% ✗ $940K
Jun 30, 2019 Jul 2, 2019 Mayer Loretta Powers Chief Scientific Officer Sell 26.3 -8,543 -1.64% ✗ $15.4K
Jun 30, 2019 Jul 2, 2019 Dyer Cheryl Ann Pres. & Chief Research Officer Sell 26.3 -8,871 -1.69% ✗ $16K
Jun 27, 2019 Wolin Kim Patrice EVP & Secretary Neutral 52.5 - 0.00% ✗ -
Jun 18, 2019 Jun 20, 2019 Williams Julia Ann Director Neutral 52.5 - 0.00% ✗ -
Jun 18, 2019 Jun 20, 2019 Szot Matthew K Director Neutral 52.5 - 0.00% ✗ -
Jun 18, 2019 Jun 20, 2019 Morrison Jamie Bechtel Director Neutral 52.5 - 0.00% ✗ -
Jun 18, 2019 Jun 20, 2019 DUMONT MARC Director Neutral 52.5 - 0.00% ✗ -
Jun 18, 2019 Jun 20, 2019 Chiavarini Delphine Francois Director Neutral 52.5 - 0.00% ✗ -
Jun 18, 2019 Jun 20, 2019 SIEGEL KENNETH S CEO Neutral 52.5 - 0.00% ✗ -
Jun 17, 2019 Jun 19, 2019 SIEGEL KENNETH S CEO Neutral 52.5 - 0.00% ✗ -
Apr 19, 2019 Albe Edward SVP of Commercialization Neutral 52.5 - 0.00% ✗ -
Jan 11, 2019 Apr 2, 2019 Mayer Loretta Powers CEO Sell 26.3 -10,652 -1.18% ✗ $11.8K
Mar 30, 2019 Apr 2, 2019 Dyer Cheryl Ann Pres. & Chief Research Officer Sell 26.3 -9,972 -1.93% ✗ $12.2K
Feb 14, 2019 Feb 15, 2019 SIEGEL KENNETH S Director Neutral 52.5 - 0.00% ✗ -
Feb 15, 2019 SIEGEL KENNETH S Director Neutral 52.5 - 0.00% ✗ -
Dec 27, 2018 Dec 31, 2018 Dyer Cheryl Ann Pres. & Chief Research Officer Sell 27.5 -58,846 -6.22% ✗ $5.1K