IRON Form 144: Proposed sale of common shares

IRON reported proposed sales of Common stock under Rule 144 related to restricted stock units and prior 10b5-1 sales.

Rhea-AI Filing Summary

IRON reported proposed sales of Common stock under Rule 144 related to restricted stock units and prior 10b5-1 sales.

The filing lists a 02/15/2026 restricted stock unit entry for 7,378 units and shows completed 10b5-1 sales of 3,256 shares on 02/17/2026 for $204,672.16 and 13,093 shares on 12/15/2025 for $1,194,372.26.

Insights

Corporate Governance Analyst

Routine Rule 144 notice showing recent 10b5-1 executions and an RSU entry.

The filing documents proposed and completed transactions in Common shares tied to restricted stock units and 10b5-1 plans, including specific share counts and dollar values dated 12/15/2025 and 02/17/2026.

These items are administrative disclosures of sales; timing and cash‑flow treatment beyond the listed sale amounts are not provided in the excerpt.

FAQ

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

What does the IRON Form 144 disclose about recent sales?

The filing discloses 10b5-1 sales of 13,093 shares on 12/15/2025 for $1,194,372.26 and 3,256 shares on 02/17/2026 for $204,672.16. It also lists a restricted stock unit entry dated 02/15/2026 for 7,378 units.

Who is listed as the broker or selling agent on the IRON Form 144?

The filing lists Morgan Stanley Smith Barney LLC Executive Financial Services at 1 New York Plaza as the broker/financial services contact associated with the reported securities transactions.

Does the Form 144 show proceeds received by the issuer IRON?

The filing shows dollar amounts tied to reported sales ($1,194,372.26 and $204,672.16) but does not state who received the proceeds or any issuer receipt; proceeds attribution is not specified in the excerpt.

Are the restricted stock units in the Form 144 being sold or registered?

The filing lists Restricted Stock Units dated 02/15/2026 with a quantity of 7,378, identified under "Securities To Be Sold"; the document records the entry but does not provide sale mechanics or timing in the excerpt.

What sale methods are referenced in the IRON Form 144?

The excerpt identifies 10b5-1 Sales for the reported transactions; no other distribution methods or plan-of-distribution details are provided in the provided text.

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

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Accepted by SEC EDGAR 03/02/2026 - 04:32 PM 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	0001951852
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	DISC MEDICINE INC
SEC File Number	001-39438
Address of Issuer	321 Arsenal Street,Suite101 Watertown MASSACHUSETTS 02472
Phone	6176749274
Name of Person for Whose Account the Securities are To Be Sold	WILLIAM SAVAGE
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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	7378	491522.36	38160065	03/02/2026	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	02/15/2026	Restricted Stock Units	Issuer			7378	02/15/2026	N/A

* 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
WILLIAM SAVAGE 321 Arsenal Street,Suite101 Watertown MA 02472	Common	02/17/2026	3256	204672.16
10b5-1 Sales for WILLIAM SAVAGE 321 Arsenal Street,Suite101 Watertown MA 02472	Common	12/15/2025	13093	1194372.26

144: Remarks and Signature

Remarks
Date of Notice	03/02/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	10/02/2025
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	/s/ William Savage
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)