SenesTech (NASDAQ: SNES) adds $7.58M to at-the-market offer

Rhea-AI Filing Summary

SenesTech, Inc. filed an 8-K to report that it has filed a prospectus supplement registering an additional $7,580,675 of shares of its common stock under its existing at-the-market offering agreement with H.C. Wainwright & Co., LLC dated June 20, 2024. These shares may be issued from time to time through the sales agent under that agreement. The company states that, prior to this filing, it has already sold an aggregate of $3,048,894.72 of common stock through the same at-the-market program. A legal opinion from Greenberg Traurig, LLP regarding the validity of the newly registered shares is included as Exhibit 5.1, with its consent included as Exhibit 23.1.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF

THE SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): September 24, 2025

SenesTech, Inc.

(Exact name of registrant as specified in its charter)

Delaware		001-37941		20-2079805
(State or other jurisdiction of incorporation)		(Commission File Number)		(I.R.S. Employer Identification No.)

13430 North Dysart Road, Suite 105 Surprise, Arizona		85379
(Address of principal executive offices)		(Zip Code)

Registrant’s telephone number, including area code: (928) 779-4143

N/A

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, $0.001 par value		SNES		The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01 Other Events.

On September 24, 2025, we filed a prospectus supplement (the “Prospectus Supplement”) to register an additional $7,580,675 of shares (the “Shares”) of our common stock, par value $0.001 per share (“Common Stock”), issuable pursuant to the At The Market Offering Agreement between the Company and H.C. Wainwright & Co., LLC (the “Sales Agent”), dated June 20, 2024 (the “Sales Agreement”). Prior to the date hereof, we have sold an aggregate of $3,048,894.72 shares of our Common Stock through the Sales Agent under the Sales Agreement. An opinion regarding the legality of the Shares issuable under the Sales Agreement and covered by the Prospectus Supplement is filed as Exhibit 5.1 to this Current Report on Form 8-K.

Item 9.01 Financial Statements and Exhibits.

(e) Exhibits.

Exhibit Number		Exhibits
5.1		Legal Opinion of Greenberg Traurig, LLP
23.1		Consent of Greenberg Traurig, LLP (contained in Exhibit 5.1)
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: September 24, 2025	SENESTECH, INC.
	By:	/s/ Thomas C. Chesterman
		Thomas C. Chesterman
		Executive Vice President, Chief Financial Officer, Treasurer and Secretary

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FAQ

What did SenesTech (SNES) disclose in this Form 8-K?

SenesTech reported that it filed a prospectus supplement to register an additional $7,580,675 of shares of common stock under its at-the-market offering agreement with H.C. Wainwright & Co., LLC.

How much has SenesTech already sold under its at-the-market program?

SenesTech has previously sold an aggregate of $3,048,894.72 of its common stock through H.C. Wainwright & Co., LLC under the existing at-the-market offering agreement.

What agreement governs SenesTech’s at-the-market offering?

The at-the-market offering is conducted under an At The Market Offering Agreement between SenesTech and H.C. Wainwright & Co., LLC dated June 20, 2024.

What is being registered in the new prospectus supplement for SenesTech?

The prospectus supplement registers additional shares of common stock, par value $0.001 per share, that may be issued under the at-the-market offering agreement.

Which legal firm provided the opinion on the newly registered SenesTech shares?

A legal opinion on the validity of the shares covered by the prospectus supplement was provided by Greenberg Traurig, LLP and filed as Exhibit 5.1.

What exhibits are included with this SenesTech 8-K filing?

The filing includes Exhibit 5.1 (Legal Opinion of Greenberg Traurig, LLP), Exhibit 23.1 (its consent, contained in Exhibit 5.1), and Exhibit 104 (Cover Page Interactive Data File).