Mineralys Therapeutics Form 144 lists affiliate sales

Mineralys Therapeutics filed a Form 144 reporting proposed sales of common stock and recent dispositions by an affiliate.

Rhea-AI Filing Summary

Mineralys Therapeutics filed a Form 144 reporting proposed sales of common stock and recent dispositions by an affiliate. The notice lists a broker-assisted cashless exercise that produced 3,542 shares on 06/15/2026 and earlier RSU vesting of 6,348 shares on 02/28/2023. The filing also itemizes multiple sales by David Rodman between 03/09/2026 and 06/12/2026 with single-trade proceeds shown for each transaction.

Insights

Corporate Governance Analyst

Routine affiliate resale disclosure; activity appears procedural rather than transformative.

The Form 144 lists a broker-assisted cashless exercise of 3,542 shares and RSU vesting of 6,348 shares, plus multiple open-market sales by an affiliate between 03/09/2026 and 06/12/2026. These items document transfers and dispositions rather than new corporate actions.

Cash-flow treatment to the issuer is not stated in the excerpt. Subsequent filings or transaction confirmations would show executed sale quantities and any remaining affiliate holdings.

Key Figures

Proposed cashless exercise: 3,542 shares RSU vesting: 6,348 shares Sale on 06/12/2026: 6,349 shares +2 more

5 metrics

Proposed cashless exercise 3,542 shares broker-assisted cashless exercise on 06/15/2026

RSU vesting 6,348 shares vested as part of issuer equity plan on 02/28/2023

Sale on 06/12/2026 6,349 shares sale by David Rodman reported with proceeds $151,901.37

Sale on 05/13/2026 14,056 shares sale by David Rodman reported with proceeds $401,789.92

Sale on 03/13/2026 14,058 shares sale by David Rodman reported with proceeds $369,225.07

Key Terms

broker-assisted cashless exercise, restricted stock unit awards, Form 144

3 terms

broker-assisted cashless exercise financial

"Common stock | 06/15/2026 | Exercise of employee stock options | ... | 3542 | 06/15/2026 | Broker assisted cashless exercise"

restricted stock unit awards compensation

"Common stock | 02/28/2023 | Vesting of restricted stock unit awards | ... | 6348 | 02/28/2023"

Restricted stock unit awards are company promises to deliver a specific number of shares to employees or service providers in the future once conditions—such as staying with the company for a set time or meeting performance targets—are met. They matter to investors because when the promises convert into actual shares they increase the total share count and can reduce earnings per share, while also aligning recipients’ interests with stock performance much like deferred pay that turns into ownership if goals are met.

Form 144 regulatory

"Filer Information | | | 144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

FAQ

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

What does Mineralys Therapeutics' Form 144 disclose?

The Form 144 reports a proposed sale via a broker-assisted cashless exercise of 3,542 shares on 06/15/2026 and RSU vesting of 6,348 shares on 02/28/2023, plus listed affiliate sales between 03/09/2026 and 06/12/2026.

Who executed the trades listed in the filing for MLYS?

The filing lists multiple dispositions by David Rodman, showing individual sales on dates from 03/09/2026 through 06/12/2026, with per-trade share counts and proceeds recorded for each transaction.

Does the Form 144 state proceeds go to the company (MLYS)?

The excerpt documents broker-assisted cashless exercise and affiliate sales but does not state whether proceeds were received by the issuer; the filing lists per-trade proceeds for the seller rather than specifying issuer receipts.

How many shares were listed as sold on 06/12/2026 in the filing?

The filing shows a sale on 06/12/2026 of 6,349 shares attributed to David Rodman, with a reported proceeds amount of $151,901.37 for that transaction.

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

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Accepted by SEC EDGAR 06/15/2026 - 04:58 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001672659
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Mineralys Therapeutics, Inc.
SEC File Number	001-41614
Address of Issuer	150 N. RADNOR CHESTER RD. SUITE F200 RADNOR PENNSYLVANIA 19087
Phone	(888) 378-6240
Name of Person for Whose Account the Securities are To Be Sold	Rodman David Malcom
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common stock	Merrill Lynch 225 Liberty St Floor 37 New York NY 10281	9890	235487.24	82498101	06/15/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common stock	06/15/2026	Exercise of employee stock options	Mineralys Therapeutics, Inc.			3542	06/15/2026	Broker assisted cashless exercise
Common stock	02/28/2023	Vesting of restricted stock unit awards	Mineralys Therapeutics, Inc.			6348	02/28/2023	Granted as part of issuer equity compensation plan

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	03/09/2026	2171	58269.64
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	03/12/2026	6348	173748.15
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	03/13/2026	14058	369225.07
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	03/17/2026	417	10696.05
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	04/09/2026	2170	59414.60
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	04/13/2026	14058	373086.81
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	04/15/2026	6348	175585.68
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	04/17/2026	416	13033.28
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	05/11/2026	2171	64500.41
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	05/12/2026	6348	186348.35
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	05/13/2026	14056	401789.92
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	05/18/2026	417	11488.35
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	06/10/2026	2170	54250.00
David Rodman 150 N. RADNOR CHESTER ROAD SUITE F200 RADNOR PA 19087	Common Stock	06/12/2026	6349	151901.37

144: Remarks and Signature

Remarks
Date of Notice	06/15/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	09/29/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	David Rodman
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)