Aclarion (ACON) CEO makes open-market share purchase

Rhea-AI Filing Summary

Aclarion, Inc. director and CEO Brent Ness reported an open-market purchase of company stock. He bought 6,289 shares of Common Stock on the public market at a price of $3.18 per share. After this transaction, he directly owns 6,300 shares of Aclarion Common Stock.

Insider Trade Summary

Net Buyer: 6,289 shares ($19,999)

Net Buy 1 txn

Insider Ness Brent

Role Chief Executive Officer

Bought 6,289 shs ($20K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	6,289	$3.18	$20K

Holdings After Transaction: Common Stock — 6,300 shares (Direct, null)

Footnotes (1)

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Key Figures

Shares purchased: 6,289 shares Purchase price: $3.18 per share Shares owned after transaction: 6,300 shares

3 metrics

Shares purchased 6,289 shares Open-market purchase of Common Stock on May 11, 2026

Purchase price $3.18 per share Price paid for Aclarion Common Stock

Shares owned after transaction 6,300 shares Total direct holdings by Brent Ness after purchase

Key Terms

Common Stock, open-market purchase, public market

3 terms

Common Stock financial

"He bought 6,289 shares of Common Stock on the public market"

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.

open-market purchase financial

"The transaction was an open-market purchase of 6,289 shares"

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

public market financial

"purchased common stock on the public market on May 11, 2026"

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^*

Ness Brent

(Last) (First) (Middle)

C/O ACLARION, INC.

8181 ARISTA PLACE, SUITE 100

(Street)

BROOMFIELD COLORADO 80021

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Aclarion, Inc. [ ACON ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/11/2026

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
Common Stock	05/11/2026		P		6,289(1)	A	$3.18	6,300	D

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

Explanation of Responses:

1. The Reporting Person purchased common stock on the public market on May 11, 2026.

	/s/ Brent Ness	05/11/2026
	** 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 insider transaction did Aclarion (ACON) report for Brent Ness?

Aclarion reported that CEO and director Brent Ness completed an open-market purchase of 6,289 shares of Common Stock. The transaction occurred on May 11, 2026, and was executed at a price of $3.18 per share on the public market.

How many Aclarion (ACON) shares does Brent Ness own after this Form 4?

Following the reported transaction, Brent Ness directly owns 6,300 shares of Aclarion Common Stock. This total reflects his previous holdings plus the 6,289 shares purchased on May 11, 2026, as disclosed in the Form 4 insider filing.

Was the Aclarion (ACON) CEO transaction a buy or a sell?

The transaction was a buy. Brent Ness, Aclarion’s CEO, executed an open-market purchase of 6,289 shares of Common Stock at $3.18 per share on May 11, 2026, increasing his directly held position to 6,300 shares.

At what price did Aclarion (ACON) CEO Brent Ness purchase shares?

Brent Ness purchased Aclarion Common Stock at $3.18 per share. The Form 4 states he bought 6,289 shares in an open-market transaction on May 11, 2026, with the price per share disclosed as $3.18.

Does the Aclarion (ACON) Form 4 note how the shares were acquired?

Yes. The Form 4 describes the transaction as an open-market purchase of Common Stock. A footnote specifies that the reporting person bought the shares on the public market on May 11, 2026, confirming it was a standard market purchase.