Jupiter Neurosciences (JUNS) grants 259,231 stock options to CSO

Rhea-AI Filing Summary

Jupiter Neurosciences, Inc. reported that Chief Scientific Officer Hayward Marshall received a grant of 259,231 stock options on June 2, 2026 as a discretionary bonus for services during fiscal 2025. The options have an exercise price of $0.2783 per share and expire on June 2, 2036.

The options relate to 259,231 shares of common stock and were granted under the company’s 2025 Equity Incentive Plan. They vest over three years starting September 2, 2026, in equal quarterly installments, contingent on Mr. Marshall’s continued employment, and his total options following this grant are 259,231.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Hayward Marshall A.

Role Chief Scientific Officer

Type	Security	Shares	Price	Value
Grant/Award	Stock Option	259,231	$0.00	--

Holdings After Transaction: Stock Option — 259,231 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Option grant size: 259,231 options Exercise price: $0.2783 per share Underlying shares: 259,231 shares +3 more

6 metrics

Option grant size 259,231 options Granted June 2, 2026 as discretionary bonus for fiscal 2025

Exercise price $0.2783 per share Price to exercise each option for common stock

Underlying shares 259,231 shares Common stock underlying the option grant

Expiration date June 2, 2036 Options expire if not exercised by this date

Vesting start September 2, 2026 Vests over three years in equal quarterly installments

Post-grant derivative holdings 259,231 options Total stock options held after this transaction

Key Terms

2025 Equity Incentive Plan, discretionary bonus, Stock Option, vesting

4 terms

2025 Equity Incentive Plan financial

"259,231 options were granted under the Issuer's 2025 Equity Incentive Plan as a discretionary bonus"

discretionary bonus financial

"259,231 options were granted under the Issuer's 2025 Equity Incentive Plan as a discretionary bonus for services rendered"

Stock Option financial

"security_title: Stock Option"

A stock option is a contract that gives you the right to buy or sell a company's stock at a specific price within a certain time frame. People use them to potentially make money if the stock's price moves favorably or to protect against losses. It's like holding a coupon that can be used to buy or sell stock at a set price later on.

vesting financial

"The options vest over three years commencing from September 2, 2026 in equal quarterly installments"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

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Form 4 Insider Transactions: What Each Field Means →

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^*

Hayward Marshall A.

(Last) (First) (Middle)

C/O JUPITER NEUROSCIENCES, INC.

1001 NORTH US HYWAY 1, SUITE 504

(Street)

JUPITER FLORIDA 33477

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
JUPITER NEUROSCIENCES, INC. [ JUNS ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/02/2026

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	$0.2783	06/02/2026		A		259,231		(1)	06/02/2036	Common Stock	259,231	$0	259,231	D

Explanation of Responses:

1. 259,231 options were granted under the Issuer's 2025 Equity Incentive Plan as a discretionary bonus for services rendered during fiscal 2025. The options vest over three years commencing from September 2, 2026 in equal quarterly installments subject to continued employment through each vesting date.

	/s/ Marshall Hayward, Ph.D.	06/04/2026
	** 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)

FAQ

What did Jupiter Neurosciences (JUNS) disclose in this Form 4 for Hayward Marshall?

Jupiter Neurosciences disclosed that Chief Scientific Officer Hayward Marshall received a grant of 259,231 stock options as a discretionary bonus for services in fiscal 2025. These options were issued under the 2025 Equity Incentive Plan and relate to the company’s common stock.

How many stock options did Hayward Marshall receive from Jupiter Neurosciences (JUNS)?

Hayward Marshall received 259,231 stock options. Each option is exercisable for one share of Jupiter Neurosciences common stock, giving him rights over 259,231 underlying shares, all reflected as his total option holdings after the reported grant.

What is the exercise price of the stock options granted to Hayward Marshall at JUNS?

The stock options granted to Hayward Marshall have an exercise price of $0.2783 per share. This is the price he must pay to acquire each share of common stock if he chooses to exercise the options before they expire.

When do Hayward Marshall’s Jupiter Neurosciences (JUNS) options vest?

The options vest over three years starting September 2, 2026, in equal quarterly installments. Vesting is conditioned on Hayward Marshall’s continued employment through each vesting date, meaning he earns the rights to exercise portions of the grant over time.

When do the stock options granted to Hayward Marshall by JUNS expire?

The stock options granted to Hayward Marshall expire on June 2, 2036. He may exercise vested options any time before this expiration date, subject to the terms of the 2025 Equity Incentive Plan and his continued eligibility.

What plan governs the new stock option grant to Hayward Marshall at Jupiter Neurosciences?

The new stock option grant is issued under Jupiter Neurosciences’ 2025 Equity Incentive Plan. This plan governs the terms of equity-based awards, including vesting schedule, exercise price, expiration date, and conditions tied to continued employment or service.