Senestech (SNES): 10% owner bought ~$6K

~$6K

Approx. value · 7,500 sh @ $0.7986

2.17M

Holds after · shares reported

Traded

Oct 22, 2026

Filed

Oct 22, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Sep 9, 2026Insider · 1 personInsiders: 2 purchases (~$2K)
2. Sep 14, 2026InsiderCEO purchased ~$840 of SNES shares in the open market
3. Sep 28, 2026InsiderCEO purchased ~$1.3K of SNES shares in the open market
4. Oct 15, 2026Company filing · Form 8-K · ResultsReported its results
5. Oct 15, 2026Insider · 5 days before an 8-K10% owner purchased ~$327K of SNES shares in the open market
6. Oct 16, 2026Insider · 4 days before an 8-K10% owner purchased ~$114K of SNES shares in the open market
7. Oct 19, 20265% stakeGLENBROOK CAPITAL MANAGEMENT filed an activist stake (13D) of 38.0%
8. Oct 19, 2026Insider · 1 day before an 8-K10% owner purchased ~$265K of SNES shares in the open market
9. Oct 20, 2026Company filing · Form 8-K · Listing notice, Reg FDReceived a notice from its stock exchange, and shared information with investors“On October 20, 2026, SenesTech, Inc. (the “Company”) received a letter from the listing qualifications staff (the “Staff”) of The Nasdaq Stock Market LLC (“Nasdaq”) providing notification that the bid price for the Company’s common stock had closed below $1.00 per share for the previous 30 consecutive business days and the Company’s common stock no longer meets the minimum bid price requirement for continued listing…”
10. Oct 20, 2026Insider10% owner purchased ~$25K of SNES shares in the open market
11. Oct 21, 2026Insider10% owner purchased ~$44K of SNES shares in the open market
12. Oct 22, 2026 · this disclosureInsider10% owner purchased ~$6K of SNES shares in the open market

What came next

1. Oct 22, 20265% stakeGLENBROOK CAPITAL MANAGEMENT filed an activist stake (13D) of 40.0%
2. Oct 26, 20265% stakeLeBeau Justin Michael filed an activist stake (13D) of 5.4%
3. Oct 28, 2026Insider · 13 days before results10% owner purchased ~$27K of SNES shares in the open market
4. Oct 30, 20265% stakeFakhoury Ranni Emad reported a passive stake (13G) of 5.0%
5. Oct 30, 20265% stakeGLENBROOK CAPITAL MANAGEMENT filed an activist stake (13D) of 40.5%
6. Oct 30, 2026Insider · 11 days before results10% owner purchased ~$2K of SNES shares in the open market
7. Nov 10, 2026Company filing · Form 8-K · ResultsReported its results

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Senestech

For Senestech, OQRO holds 13 insider filings (SEC Form 4 or Form 144) and 5 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its SNES page.

Other recent filings by GLENBROOK CAPITAL MANAGEMENT, 10% owner

• SEC Form 4 at Senestech (SNES)Oct 31, 2026
• SEC Form 4 at Senestech (SNES)Oct 31, 2026
• SEC Form 4 at Senestech (SNES)Oct 22, 2026
• SEC Form 4 at Senestech (SNES)Oct 22, 2026
• SEC Form 4 at Senestech (SNES)Oct 19, 2026

The full history of GLENBROOK CAPITAL MANAGEMENT, 10% owner is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Senestech

• SEC Form 4Oct 31, 2026
• SEC Form 4Oct 31, 2026
• SEC Schedule 13DOct 30, 2026
• SEC Schedule 13GOct 30, 2026
• SEC Schedule 13DOct 26, 2026
• SEC Form 4Oct 22, 2026

Everything OQRO holds on this company is on its SNES page.