SenesTech, Inc. · Purchase · Common Stock, $0.001 par value per share ("Common Stock")

What does this filing report?

An SEC Form 4 filing for SenesTech, Inc. records a purchase involving Common Stock, $0.001 par value per share ("Common Stock") on October 15, 2026. The reported quantity was 426,000. The filing date is October 19, 2026. This is one transaction record; amounts are not allocated among any joint reporting owners.

The acquisition category describes how securities were received. It does not by itself establish a cash purchase of common stock. Read the transaction code definitionsand the original filing before interpreting the amounts.

Filing footnotes & remarks

F1

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $0.6331 to $0.8906, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein.

F2

The securities to which this filing relates are held directly by certain accounts for which Glenbrook Capital Management (the "Reporting Person") serves as the investment manager. The Reporting Person disclaims beneficial ownership of the securities to which this filing relates for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

F3

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $0.5629 to $0.6582, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein.

F4

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $ $0.6335 to $0.7482, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein.

Footnotes are reproduced as plain text from the current source filing. For the full context, read the original SEC filing.