SenesTech director granted options for 100,000 shares

SenesTech, Inc. director Jacob Steven Leach received a stock option grant covering 100,000 shares of common stock.

Rhea-AI Filing Summary

SenesTech, Inc. director Jacob Steven Leach received a stock option grant covering 100,000 shares of common stock. The option has an exercise price of $1.65 per share, was granted on June 15, 2026, and expires on June 15, 2036.

The award vests monthly over one year in 12 equal installments, starting after the grant date. Following this grant, Leach holds derivative rights to acquire 100,000 shares through this option, reflecting a compensation-related equity incentive rather than an open-market purchase or sale.

Insights

Equity compensation analyst

Routine director option grant adds equity-based incentive, no buy/sell signal.

Director Jacob Steven Leach was granted options for 100,000 shares of SenesTech, Inc. common stock at an exercise price of $1.65 per share. The grant date is June 15, 2026 and the option expires on June 15, 2036.

The footnote states vesting occurs monthly over one year in 12 equal installments, which is a typical structure for time-based equity compensation. No open-market buying or selling occurred in this filing; it records a compensation-related award that aligns the director’s incentives with long-term share performance.

Insider Trade Summary

Grant/Award: 100,000 shares

Grant/Award 1 txn

Insider Leach Jacob Steven

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (right to buy)	100,000	$0.00	$0.00

Holdings After Transaction: Stock Option (right to buy) — 100,000 contracts (Direct)

Footnotes (1)

1. F1. Monthly over 1 year (12 equal monthly installments)

Key Figures

Option grant size: 100,000 shares Exercise price: $1.65 per share Expiration date: June 15, 2036 +3 more

6 metrics

Option grant size 100,000 shares Stock Option (right to buy) granted June 15, 2026

Exercise price $1.65 per share Conversion or exercise price for the stock option

Expiration date June 15, 2036 Option term end date

Underlying shares 100,000 shares Common Stock underlying the option

Post-transaction derivative holdings 100,000 options Total shares following transaction for this derivative

Vesting schedule 12 monthly installments over 1 year Footnote: Monthly over 1 year (12 equal monthly installments)

Key Terms

Stock Option (right to buy), grant/award acquisition, Common Stock, Monthly over 1 year (12 equal monthly installments)

4 terms

Stock Option (right to buy) financial

"security_title: Stock Option (right to buy)"

grant/award acquisition financial

"transaction_action: grant/award acquisition"

Common Stock financial

"underlying_security_title: Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Monthly over 1 year (12 equal monthly installments) financial

"footnote: Monthly over 1 year (12 equal monthly installments)"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did SenesTech (SNES) director Jacob Steven Leach report in this Form 4?

Jacob Steven Leach reported receiving a stock option grant for 100,000 shares of SenesTech common stock. The options were granted as compensation, not through market purchases or sales, and give him the right to buy shares at a fixed exercise price of $1.65.

How many SenesTech (SNES) shares are covered by Jacob Leach’s new stock options?

The new stock option award covers 100,000 shares of SenesTech common stock. These options provide the right to acquire those shares in the future, subject to vesting and payment of the $1.65 per-share exercise price specified in the grant terms.

What is the exercise price and term of Jacob Leach’s SenesTech (SNES) option grant?

The option has an exercise price of $1.65 per share and expires on June 15, 2036. This means Leach can choose to exercise the option at that price any time after vesting and before the stated expiration date if other conditions are satisfied.

How does Jacob Leach’s SenesTech (SNES) option grant vest over time?

The filing states the option vests monthly over one year in 12 equal installments. This creates a gradual vesting schedule, so portions of the 100,000-share award become exercisable each month during the first year following the June 2026 grant date.

Did Jacob Leach buy or sell any SenesTech (SNES) common stock in this Form 4?

No open-market purchases or sales of SenesTech common stock are reported. The Form 4 records a compensation-related stock option grant, classified as a grant or award acquisition, giving Leach derivative rights to acquire shares rather than reflecting immediate trading activity.

What are Jacob Leach’s SenesTech (SNES) derivative holdings after this transaction?

Following this transaction, the Form 4 shows Leach holding 100,000 derivative securities in the form of stock options. These options correspond to 100,000 underlying SenesTech common shares, all directly owned as options, subject to the vesting schedule and the 2036 expiration date.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/17/2026 - 04:20 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Leach Jacob Steven

(Last) (First) (Middle)

C/O SENESTECH, INC.

13430 N DYSART RD STE 105

(Street)

SURPRISE ARIZONA 85379

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
SenesTech, Inc. [ SNES ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/15/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (right to buy)	$1.65	06/15/2026		A		100,000		07/15/2026(1)	06/15/2036	Common Stock	100,000	$0	100,000	D

Explanation of Responses:

1. Monthly over 1 year (12 equal monthly installments)

Remarks:

	/s/ Thomas C. Chesterman, Attorney-in-Fact	06/15/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)