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SenesTech, Inc.

SNES
Exchange
Nasdaq
Industry
Agricultural Chemicals
SEC CIK
0001680378

In the last 90 days, SenesTech, Inc. insiders filed 8 open-market purchases and 0 sales; 17 institutions reported holding it in 13F filings for Q2 2026, worth $726.3K in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by SenesTech, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
8 filings
2 insiders, $176.5K in total
Open-market sells
0 filings
Insiders trading
2
Net value
+$176.5K
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for SenesTech, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for SenesTech, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Edell MichaelChief Executive Officer9,000Sep 15, 20267
Glenbrook Capital Management10% Owner1,079,294IndirectAug 10, 202613
Chesterman Thomas CCFO & Treasurer–Jun 17, 20261
Szot Matthew KDirector0Jun 17, 20262
Leach Jacob StevenDirector0Jun 17, 20262
Morrison Jamie BechtelDirector–Jun 17, 20261
Grandinetti Phillip Nicholas IIIDirector–Jun 17, 20261
Moss Joshua MatthewDirector–Jun 17, 20261
Graham Lynn YakoDirector–Jun 17, 20261
Fruendt Joel LeeChief Executive Officer18,800Aug 28, 20240
Chiavarini Delphine FrancoisDirector–Jun 29, 20230
Williams Nicole CChief Strategy Officer–Dec 16, 20220
Dumont MarcDirector–Jul 6, 20220
Kavanagh Kathleen ClaireDirector–Jul 6, 20220
Siegel Kenneth SChief Executive Officer–Feb 22, 20220
Wolin Kim PatriceEVP and Secretary–Feb 22, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 15, 2026 (view filing)4:26 PM ETSep 141 dayEdell MichaelChief Executive OfficerPPurchase+1.00K$0.84+$840+12.5%9.00K after
Sep 10, 2026 (view filing)8:09 PM ETSep 91 dayEdell MichaelChief Executive OfficerPPurchase+2.00K$0.87+$1.74K+33.3%8.00K after2 lots
Aug 17, 2026 (view filing)4:54 PM ETAug 143 daysEdell MichaelChief Executive OfficerPPurchase+1.00K$1.21+$1.21K+20.0%6.00K after
Aug 10, 2026 (view filing)6:56 PM ETAug 64 daysGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share ("Common Stock")+15.0K$1.30+$19.4K+1.4%1.07M after
Aug 10, 2026 (view filing)6:56 PM ETAug 73 daysGlenbrook Capital Management10% OwnerPPurchase+6.49K$1.30+$8.42K+0.6%1.08M after
Jul 22, 2026 (view filing)8:00 PM ETJul 202 daysGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share ("Common Stock")+35.0K$1.47+$51.6K+3.4%1.06M after
Jul 8, 2026 (view filing)5:01 PM ETJul 71 dayEdell MichaelChief Executive OfficerPPurchase+1.00K$1.43+$1.43K+25.0%5.00K after
Jul 2, 2026 (view filing)8:00 PM ETJun 302 daysGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share (Common Stock)+35.0K$1.51+$52.7K+3.5%1.02M after
Jun 29, 2026 (view filing)Jun 245 daysLateGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share ("Common Stock")+3.99K$1.55+$6.18K+0.4%966.4K after
Jun 29, 2026 (view filing)Jun 25-294 daysGlenbrook Capital Management10% OwnerPPurchase+21.4K$1.54+$32.9K+2.2%987.8K after3 lots
Jun 22, 2026 (view filing)Jun 175 daysGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share (Common Stock)+3.26K$1.61+$5.26K+0.3%957.4K after
Jun 22, 2026 (view filing)Jun 22Same dayGlenbrook Capital Management10% OwnerPPurchase+5.00K$1.66+$8.30K+0.5%962.4K after
Jun 9, 2026 (view filing)Jun 81 dayEdell MichaelChief Executive OfficerPPurchase+1.00K$1.55+$1.55K+33.3%4.00K after
Jun 8, 2026 (view filing)Jun 44 daysGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share ("Common Stock")+8.23K$1.65+$13.6K+0.9%934.0K after
Jun 8, 2026 (view filing)Jun 5-83 daysGlenbrook Capital Management10% OwnerPPurchase+20.2K$1.58+$31.9K+2.2%954.1K after2 lots
May 18, 2026 (view filing)May 14-154 daysEdell MichaelChief Executive OfficerPPurchase+3.00K$1.67+$5.02KNew position3.00K after2 lots
May 18, 2026 (view filing)May 144 daysGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share ("Common Stock")+15.0K$1.72+$25.8K+1.7%908.6K after
May 18, 2026 (view filing)May 15-183 daysGlenbrook Capital Management10% OwnerPPurchase+17.1K$1.61+$27.6K+1.9%925.8K after2 lots
Apr 30, 2026 (view filing)Apr 282 daysGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share+3.00K$1.47+$4.41K+0.3%893.6K after
Mar 17, 2026 (view filing)Mar 134 daysGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share ("Common Stock")+146.2K$1.95+$285.2K+20.3%865.9K after
Mar 17, 2026 (view filing)Mar 16-171 dayGlenbrook Capital Management10% OwnerPPurchase+24.8K$1.80+$44.7K+2.9%890.6K after2 lots
Feb 19, 2026 (view filing)Feb 172 daysGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share ("Common Stock")+40.8K$2.29+$93.4K+6.6%659.1K after
Feb 19, 2026 (view filing)Feb 18-191 dayGlenbrook Capital Management10% OwnerPPurchase+45.1K$2.37+$107.1K+6.8%704.2K after2 lots
Feb 13, 2026 (view filing)Feb 112 daysGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share ("Common Stock")+8.00K$1.73+$13.8K+1.3%610.4K after
Feb 13, 2026 (view filing)Feb 12-131 dayGlenbrook Capital Management10% OwnerPPurchase+23.3K$1.83+$42.8K+3.8%633.7K after2 lots
Feb 6, 2026 (view filing)Feb 42 daysGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share ("Common Stock")+5.68K$1.82+$10.3K+1.0%599.5K after
Feb 6, 2026 (view filing)Feb 51 dayGlenbrook Capital Management10% OwnerPPurchase+2.88K$1.77+$5.10K+0.5%602.4K after
Feb 3, 2026 (view filing)Jan 304 daysGlenbrook Capital Management10% OwnerPPurchaseCommon Stock, $0.001 par value per share ("Common Stock")+5.40K$1.87+$10.1K+1.0%551.0K after
Feb 3, 2026 (view filing)Feb 21 dayGlenbrook Capital Management10% OwnerPPurchase+42.7K$1.98+$84.6K+7.8%593.8K after
Nov 19, 2025 (view filing)Nov 181 dayLeach Jacob StevenDirectorSSale−62$2.71−$168.02−100.0%0 after
Nov 17, 2025 (view filing)Nov 143 daysSzot Matthew KDirectorSSale−1$2.75−$2.75−100.0%0 after
Aug 18, 2021 (view filing)Aug 16-182 daysLeach Jacob StevenDirectorPPurchase+150.0K$1.53+$229.0KNew position150.0K after3 lots