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United States Biotechnology & Medical Research

Senestech Inc (SNES)

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Over the last 90 days, Senestech Inc. has seen significant insider buying activity, with a net buy value of $111,541.31. A total of 11 transactions were recorded, all of which were buys. The CEO, Michael Edell, and GLENBROOK CAPITAL MANAGEMENT were notable buyers. This activity occurred against a backdrop of a 9.0% stock price decrease over the same period and a recent earnings miss.
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Ticker: SNES Exchange: NAS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Edell Michael
Chief Executive Officer
2 purchases — total 200,000 USD
Buy 8 Jun 2026
Value US$364,831.14 | Price 228.88 | Shares 16,810
Buy 8 Jun 2026
Value US$384,891.62 | Price 411.27 | Shares 32,861
Buy 8 Jun 2026
Value US$649,059.81 | Price 96.31 | Shares 64,290
Buy 5 Jun 2026
Value US$100,000.00 | Price 1.57 | Shares 1,000
Buy 4 Jun 2026
Value US$100,000.00 | Price 1.65 | Shares 1,000
Buy 18 May 2026
Value US$15,878.00 | Price 1.59 | Shares 10,000
Buy 15 May 2026
Value US$11,746.58 | Price 1.65 | Shares 7,120
Buy 15 May 2026
Value US$1,615.00 | Price 1.62 | Shares 1,000
Buy 14 May 2026
Value US$25,861.50 | Price 1.72 | Shares 15,000
Buy 14 May 2026
Value US$3,397.60 | Price 1.70 | Shares 2,000
Buy 28 Apr 2026
Value US$4,407.00 | Price 1.47 | Shares 3,000
Buy 17 Mar 2026
Value US$35,355.09 | Price 1.79 | Shares 19,725
Buy 16 Mar 2026
Value US$9,392.37 | Price 1.86 | Shares 5,060
Buy 13 Mar 2026
Value US$285,434.17 | Price 1.95 | Shares 146,249
Buy 19 Feb 2026
Value US$83,140.43 | Price 2.40 | Shares 34,613
Buy 18 Feb 2026
Value US$24,001.49 | Price 2.29 | Shares 10,481
Buy 17 Feb 2026
Value US$93,492.92 | Price 2.29 | Shares 40,807
Buy 13 Feb 2026
Value US$29,105.57 | Price 1.89 | Shares 15,390
Buy 12 Feb 2026
Value US$13,688.30 | Price 1.72 | Shares 7,956
Buy 11 Feb 2026
Value US$13,873.60 | Price 1.73 | Shares 8,000
Buy 5 Feb 2026
Value US$5,106.12 | Price 1.77 | Shares 2,884
Buy 4 Feb 2026
Value US$10,373.42 | Price 1.82 | Shares 5,685
Buy 2 Feb 2026
Value US$84,418.07 | Price 1.98 | Shares 42,739
Buy 2 Feb 2026
Value US$84,418.07 | Price 1.98 | Shares 42,739
Buy 30 Jan 2026
Value US$10,105.85 | Price 1.87 | Shares 5,399
Sale 18 Nov 2025
Value US$168.02 | Price 2.71 | Shares 62
Sale 14 Nov 2025
Value US$2.75 | Price 2.75 | Shares 1
Planned sale 21 Oct 2019
Value US$4,980.00 | Price 0.83 | Shares 6,000
Planned sale 2 Oct 2019
Value US$5,574.60 | Price 0.93 | Shares 6,000
Sale 15 Aug 2019
Value US$23,734.00 | Price 1.19 | Shares 20,000
Sale 15 Aug 2019
Value US$24,100.00 | Price 1.21 | Shares 20,000
Sale 14 Aug 2019
Value US$24,756.00 | Price 1.24 | Shares 20,000
Sale 14 Aug 2019
Value US$23,622.00 | Price 1.18 | Shares 20,000
Buy 16 Jul 2019
Value US$939,999.60 | Price 1.35 | Shares 696,296
Buy 13 Aug 2018
Value US$1,150.00 | Price 1.15 | Shares 1,000
Buy 13 Aug 2018
Value US$6,900.00 | Price 1.15 | Shares 6,000
Buy 13 Aug 2018
Value US$4,600.00 | Price 1.15 | Shares 4,000
Planned sale 21 Jun 2018
Value US$12,780.00 | Price 2.13 | Shares 6,000
Planned sale 21 Dec 2017
Value US$4,026.00 | Price 0.67 | Shares 6,000
Planned sale 4 Dec 2017
Value US$4,920.60 | Price 0.82 | Shares 6,000
Buy 24 Nov 2017
Value US$1,525.24 | Price 0.90 | Shares 1,700
Planned sale 21 Nov 2017
Value US$5,362.80 | Price 0.89 | Shares 6,000
Planned sale 2 Nov 2017
Value US$16,339.20 | Price 2.72 | Shares 6,000
Planned sale 20 Oct 2017
Value US$9,126.00 | Price 1.52 | Shares 6,000
Planned sale 3 Oct 2017
Value US$11,808.00 | Price 1.97 | Shares 6,000
Planned sale 22 Sep 2017
Value US$10,740.00 | Price 1.79 | Shares 6,000
Planned sale 5 Sep 2017
Value US$13,834.20 | Price 2.31 | Shares 6,000
Planned sale 21 Aug 2017
Value US$14,220.60 | Price 2.37 | Shares 6,000
Buy 18 Aug 2017
Value US$4,987.05 | Price 2.46 | Shares 2,028
Buy 17 Aug 2017
Value US$25,200.00 | Price 2.80 | Shares 9,000
Buy 17 Aug 2017
Value US$40,332.14 | Price 2.81 | Shares 14,372
Buy 16 Aug 2017
Value US$275.00 | Price 2.75 | Shares 100
Buy 16 Aug 2017
Value US$2,820.00 | Price 2.82 | Shares 1,000
Buy 16 Aug 2017
Value US$7,252.44 | Price 2.79 | Shares 2,600
Buy 26 Jul 2017
Value US$30,442.00 | Price 3.04 | Shares 10,000
Buy 26 Jul 2017
Value US$32,099.00 | Price 3.21 | Shares 10,000
Buy 25 Jul 2017
Value US$7,025.00 | Price 2.81 | Shares 2,500
Buy 25 Jul 2017
Value US$35,750.00 | Price 2.86 | Shares 12,500
Planned sale 17 Jul 2017
Value US$2,023.95 | Price 5.15 | Shares 393
Planned sale 17 Jul 2017
Value US$93.06 | Price 5.17 | Shares 18
Planned sale 17 Jul 2017
Value US$5,130.00 | Price 5.13 | Shares 1,000
Sale 12 Jun 2017
Value US$5,850.00 | Price 5.85 | Shares 1,000
Sale 9 Jun 2017
Value US$23,400.00 | Price 5.85 | Shares 4,000
Sale 8 Jun 2017
Value US$27,874.00 | Price 5.57 | Shares 5,000
Buy 27 Jan 2017
Value US$15,483.00 | Price 7.94 | Shares 1,950
Buy 27 Jan 2017
Value US$11,912.96 | Price 7.45 | Shares 1,600
Buy 27 Jan 2017
Value US$52,188.50 | Price 7.46 | Shares 7,000
Buy 24 Jan 2017
Value US$7,415.30 | Price 7.42 | Shares 1,000
Buy 13 Dec 2016
Value US$40,000.00 | Price 8.00 | Shares 5,000
Buy 13 Dec 2016
Value US$260,000.00 | Price 8.00 | Shares 32,500
Buy 13 Dec 2016
Value US$40,000.00 | Price 8.00 | Shares 5,000
Buy 13 Dec 2016
Value US$80,000.00 | Price 8.00 | Shares 10,000
Buy 13 Dec 2016
Value US$80,000.00 | Price 8.00 | Shares 10,000
Buy 13 Dec 2016
Value US$8,387.60 | Price 8.39 | Shares 1,000
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-09 2026-06-08 B Purchase
Edell Michael

Chief Executive Officer

Executive Director
16,810 +27.4%
228.88
US$364,831 		16,810 +27.4% 228.88 US$364,831
2026-06-09 2026-06-08 B Purchase
Edell Michael

Chief Executive Officer

Executive Director
32,861 +24.3%
411.27
US$384,892 		32,861 +24.3% 411.27 US$384,892
2026-06-08 2026-06-08 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
64,290 -9.0%
96.31
US$649,060 		64,290 -9.0% 96.31 US$649,060
2026-06-08 2026-06-05 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
1,000 +1.4%
1.57
US$100,000 		1,000 +1.4% 1.57 US$100,000
2026-06-08 2026-06-04 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
1,000 +0.9%
1.65
US$100,000 		1,000 +0.9% 1.65 US$100,000
2026-05-18 2026-05-18 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
10,000 +1.1%
1.59
US$15,878 		10,000 +1.1% 1.59 US$15,878
2026-05-18 2026-05-15 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
7,120 +0.8%
1.65
US$11,747 		7,120 +0.8% 1.65 US$11,747
2026-05-18 2026-05-15 B Purchase
Edell Michael

Chief Executive Officer

Executive Director
1,000 +50.0%
1.62
US$1,615 		1,000 +50.0% 1.62 US$1,615
2026-05-18 2026-05-14 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
15,000 +1.7%
1.72
US$25,862 		15,000 +1.7% 1.72 US$25,862
2026-05-18 2026-05-14 B Purchase
Edell Michael

Chief Executive Officer

Executive Director
2,000 +inf%
1.70
US$3,398 		2,000 +inf% 1.70 US$3,398
2026-04-30 2026-04-28 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
3,000 +0.3%
1.47
US$4,407 		3,000 +0.3% 1.47 US$4,407
2026-03-17 2026-03-17 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
19,725 +2.3%
1.79
US$35,355 		19,725 +2.3% 1.79 US$35,355
2026-03-17 2026-03-16 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
5,060 +0.6%
1.86
US$9,392 		5,060 +0.6% 1.86 US$9,392
2026-03-17 2026-03-13 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
146,249 +20.3%
1.95
US$285,434 		146,249 +20.3% 1.95 US$285,434
2026-02-19 2026-02-19 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
34,613 +5.2%
2.40
US$83,140 		34,613 +5.2% 2.40 US$83,140
2026-02-19 2026-02-18 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
10,481 +1.6%
2.29
US$24,001 		10,481 +1.6% 2.29 US$24,001
2026-02-19 2026-02-17 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
40,807 +6.6%
2.29
US$93,493 		40,807 +6.6% 2.29 US$93,493
2026-02-13 2026-02-13 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
15,390 +2.5%
1.89
US$29,106 		15,390 +2.5% 1.89 US$29,106
2026-02-13 2026-02-12 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
7,956 +1.3%
1.72
US$13,688 		7,956 +1.3% 1.72 US$13,688
2026-02-13 2026-02-11 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
8,000 +1.3%
1.73
US$13,874 		8,000 +1.3% 1.73 US$13,874
2026-02-06 2026-02-05 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
2,884 +0.5%
1.77
US$5,106 		2,884 +0.5% 1.77 US$5,106
2026-02-06 2026-02-04 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
5,685 +1.0%
1.82
US$10,373 		5,685 +1.0% 1.82 US$10,373
2026-02-03 2026-02-02 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
42,739 +7.8%
1.98
US$84,418 		42,739 +7.8% 1.98 US$84,418
2026-02-03 2026-02-02 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
42,739 +7.8%
1.98
US$84,418 		42,739 +7.8% 1.98 US$84,418
2026-02-03 2026-01-30 B Purchase
1.5
GLENBROOK CAPITAL MANAGEMENT
Large shareholder
5,399 +1.0%
1.87
US$10,106 		5,399 +1.0% 1.87 US$10,106
2025-11-19 2025-11-18 S Sale
2.9
Leach Jacob Steven
Non-Executive Director
62 -100.0%
2.71
US$168 		62 -100.0% 2.71 US$168
2025-11-17 2025-11-14 S Sale
2.3
Szot Matthew K
Non-Executive Director
1 -100.0%
2.75
US$3 		1 -100.0% 2.75 US$3
2019-10-22 2019-10-21 PlS Planned sale
Mayer Loretta Powers

Chief Scientific Officer

Executive Director
6,000 -1.8%
0.83
US$4,980 		6,000 -1.8% 0.83 US$4,980
2019-10-04 2019-10-02 PlS Planned sale
Dyer Cheryl Ann

Pres. & Chief Research Officer
6,000 -1.6%
0.93
US$5,575 		6,000 -1.6% 0.93 US$5,575
2019-08-16 2019-08-15 S Sale Mayer Loretta Powers

Chief Scientific Officer

Executive Director
20,000 -5.1%
1.19
US$23,734 		20,000 -5.1% 1.19 US$23,734
2019-08-16 2019-08-15 S Sale Dyer Cheryl Ann

Pres. & Chief Research Officer

Officer
20,000 -5.0%
1.21
US$24,100 		20,000 -5.0% 1.21 US$24,100
2019-08-16 2019-08-14 S Sale Mayer Loretta Powers

Chief Scientific Officer

Executive Director
20,000 -4.9%
1.24
US$24,756 		20,000 -4.9% 1.24 US$24,756
2019-08-16 2019-08-14 S Sale Dyer Cheryl Ann

Pres. & Chief Research Officer

Officer
20,000 -4.8%
1.18
US$23,622 		20,000 -4.8% 1.18 US$23,622
2019-07-18 2019-07-16 B Purchase
0.6
SIEGEL KENNETH S

CEO

Executive Director
696,296 +11119.4%
1.35
US$940,000 		696,296 +11119.4% 1.35 US$940,000
2018-08-15 2018-08-13 B Purchase Williams Julia Ann Non-Executive Director
1,000 +25.0%
1.15
US$1,150 		1,000 +25.0% 1.15 US$1,150
2018-08-15 2018-08-13 B Purchase Williams Julia Ann Non-Executive Director
6,000 +4.3%
1.15
US$6,900 		6,000 +4.3% 1.15 US$6,900
2018-08-15 2018-08-13 B Purchase Williams Julia Ann Non-Executive Director
4,000 +100.0%
1.15
US$4,600 		4,000 +100.0% 1.15 US$4,600
2018-06-25 2018-06-21 PlS Planned sale Mayer Loretta Powers

CEO & Chief Scientific Officer

Executive Director
6,000 -1.5%
2.13
US$12,780 		6,000 -1.5% 2.13 US$12,780
2017-12-26 2017-12-21 PlS Planned sale Mayer Loretta Powers

CEO & Chief Scientific Officer

Executive Director
6,000 -1.5%
0.67
US$4,026 		6,000 -1.5% 0.67 US$4,026
2017-12-05 2017-12-04 PlS Planned sale Dyer Cheryl Ann

Pres. & Chief Research Officer

Executive Director
6,000 -1.5%
0.82
US$4,921 		6,000 -1.5% 0.82 US$4,921
2017-11-28 2017-11-24 B Purchase Williams Julia Ann
1,700 +7.7%
0.90
US$1,525 		1,700 +7.7% 0.90 US$1,525
2017-11-22 2017-11-21 PlS Planned sale Mayer Loretta Powers

CEO & Chief Scientific Officer

Executive Director
6,000 -1.5%
0.89
US$5,363 		6,000 -1.5% 0.89 US$5,363
2017-11-03 2017-11-02 PlS Planned sale Dyer Cheryl Ann

Pres. & Chief Research Officer

Executive Director
6,000 -1.5%
2.72
US$16,339 		6,000 -1.5% 2.72 US$16,339
2017-10-24 2017-10-20 PlS Planned sale Mayer Loretta Powers

CEO & Chief Scientific Officer

Executive Director
6,000 -1.5%
1.52
US$9,126 		6,000 -1.5% 1.52 US$9,126
2017-10-03 2017-10-03 PlS Planned sale Dyer Cheryl Ann

Pres. & Chief Research Officer

Executive Director
6,000 -1.3%
1.97
US$11,808 		6,000 -1.3% 1.97 US$11,808
2017-09-26 2017-09-22 PlS Planned sale Mayer Loretta Powers

CEO & Chief Scientific Officer

Executive Director
6,000 -1.5%
1.79
US$10,740 		6,000 -1.5% 1.79 US$10,740
2017-09-07 2017-09-05 PlS Planned sale Dyer Cheryl Ann

Pres. & Chief Research Officer

Executive Director
6,000 -1.4%
2.31
US$13,834 		6,000 -1.4% 2.31 US$13,834
2017-08-23 2017-08-21 PlS Planned sale Mayer Loretta Powers

CEO & Chief Scientific Officer

Executive Director
6,000 -1.5%
2.37
US$14,221 		6,000 -1.5% 2.37 US$14,221
2017-08-18 2017-08-18 B Purchase Altman Andrew

Chief Operating Officer
2,028 +11.3%
2.46
US$4,987 		2,028 +11.3% 2.46 US$4,987
2017-08-18 2017-08-17 B Purchase Williams Julia Ann
9,000 +74.7%
2.80
US$25,200 		9,000 +74.7% 2.80 US$25,200
2017-08-18 2017-08-17 B Purchase Altman Andrew

Chief Operating Officer
14,372 +399.2%
2.81
US$40,332 		14,372 +399.2% 2.81 US$40,332
2017-08-18 2017-08-16 B Purchase Williams Julia Ann
100 +0.8%
2.75
US$275 		100 +0.8% 2.75 US$275
2017-08-18 2017-08-16 B Purchase Altman Andrew

Chief Operating Officer
1,000 +38.5%
2.82
US$2,820 		1,000 +38.5% 2.82 US$2,820
2017-08-18 2017-08-16 B Purchase Altman Andrew

Chief Operating Officer
2,600 +inf%
2.79
US$7,252 		2,600 +inf% 2.79 US$7,252
2017-07-27 2017-07-26 B Purchase WICKERSHAM GROVER T. Non-Executive Director
10,000 +4.2%
3.04
US$30,442 		10,000 +4.2% 3.04 US$30,442
2017-07-26 2017-07-26 B Purchase Williams Julia Ann Non-Executive Director
10,000 +512.8%
3.21
US$32,099 		10,000 +512.8% 3.21 US$32,099
2017-07-26 2017-07-25 B Purchase WICKERSHAM GROVER T. Non-Executive Director
2,500 +4.9%
2.81
US$7,025 		2,500 +4.9% 2.81 US$7,025
2017-07-26 2017-07-25 B Purchase WICKERSHAM GROVER T. Non-Executive Director
12,500 +5.5%
2.86
US$35,750 		12,500 +5.5% 2.86 US$35,750
2017-07-20 2017-07-17 PlS Planned sale CHESTERMAN THOMAS C

CFO and Treasurer

Officer
393 -3.8%
5.15
US$2,024 		393 -3.8% 5.15 US$2,024
2017-07-20 2017-07-17 PlS Planned sale CHESTERMAN THOMAS C

CFO and Treasurer

Officer
18 -0.2%
5.17
US$93 		18 -0.2% 5.17 US$93
2017-07-20 2017-07-17 PlS Planned sale CHESTERMAN THOMAS C

CFO and Treasurer

Officer
1,000 -8.9%
5.13
US$5,130 		1,000 -8.9% 5.13 US$5,130
2017-06-12 2017-06-12 S Sale CHESTERMAN THOMAS C

CFO and Treasurer
1,000 -8.1%
5.85
US$5,850 		1,000 -8.1% 5.85 US$5,850
2017-06-12 2017-06-09 S Sale CHESTERMAN THOMAS C

CFO and Treasurer
4,000 -24.6%
5.85
US$23,400 		4,000 -24.6% 5.85 US$23,400
2017-06-12 2017-06-08 S Sale CHESTERMAN THOMAS C

CFO and Treasurer
5,000 -23.5%
5.57
US$27,874 		5,000 -23.5% 5.57 US$27,874
2017-01-31 2017-01-27 B Purchase Williams Julia Ann
1,950 +inf%
7.94
US$15,483 		1,950 +inf% 7.94 US$15,483
2017-01-31 2017-01-27 B Purchase WICKERSHAM GROVER T.
1,600 +0.7%
7.45
US$11,913 		1,600 +0.7% 7.45 US$11,913
2017-01-31 2017-01-27 B Purchase RAMSEY ROBERT E JR Non-Executive Director
7,000 +35.0%
7.46
US$52,188 		7,000 +35.0% 7.46 US$52,188
2017-01-26 2017-01-24 B Purchase WICKERSHAM GROVER T.
1,000 +2.0%
7.42
US$7,415 		1,000 +2.0% 7.42 US$7,415
2016-12-15 2016-12-13 B Purchase WICKERSHAM GROVER T Non-Executive Director
5,000 +250.0%
8.00
US$40,000 		5,000 +250.0% 8.00 US$40,000
2016-12-15 2016-12-13 B Purchase WICKERSHAM GROVER T Non-Executive Director
32,500 +9.0%
8.00
US$260,000 		32,500 +9.0% 8.00 US$260,000
2016-12-15 2016-12-13 B Purchase WICKERSHAM GROVER T Non-Executive Director
5,000 +11.1%
8.00
US$40,000 		5,000 +11.1% 8.00 US$40,000
2016-12-15 2016-12-13 B Purchase WICKERSHAM GROVER T Non-Executive Director
10,000 +43.5%
8.00
US$80,000 		10,000 +43.5% 8.00 US$80,000
2016-12-15 2016-12-13 B Purchase Williams Julia Ann Non-Executive Director
1,000 +inf%
8.39
US$8,388 		1,000 +inf% 8.39 US$8,388
2016-12-15 2016-12-13 B Purchase WICKERSHAM GROVER T Non-Executive Director
10,000 +4.7%
8.00
US$80,000 		10,000 +4.7% 8.00 US$80,000
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