DNTH insider plans Rule 144 stock sale

A shareholder associated with ticker DNTH filed to sell common stock under Rule 144.

Rhea-AI Filing Summary

A shareholder associated with ticker DNTH filed to sell common stock under Rule 144. The filing lists 16,167 common shares with an aggregate market value of $1,760,909.64, to be transacted through Morgan Stanley Smith Barney LLC Executive Financial Services on 08/10/2026 on NASDAQ. The shares relate to an exercise of stock options for cash from the issuer on the same date. Over the prior three months, 10b5-1 plan sales by Adam M. Veness included 3,833 shares for $424,317.70 on 08/07/2026 and 30,000 shares for $2,424,033.00 on 06/17/2026.

Key Figures

Shares to be sold: 16,167 shares Aggregate market value: $1,760,909.64 Recent 10b5-1 sale 1: 3,833 shares for $424,317.70 +2 more

5 metrics

Shares to be sold 16,167 shares Common stock covered by Rule 144 sale on 08/10/2026

Aggregate market value $1,760,909.64 Value of 16,167 DNTH common shares in Rule 144 notice

Recent 10b5-1 sale 1 3,833 shares for $424,317.70 DNTH common sold on 08/07/2026 under 10b5-1 plan

Recent 10b5-1 sale 2 30,000 shares for $2,424,033.00 DNTH common sold on 06/17/2026 under 10b5-1 plan

Planned sale date 08/10/2026 Date of Rule 144 sale and stock option exercise

Key Terms

Rule 144, 10b5-1, Exercise of Stock Options, Executive Financial Services

4 terms

Rule 144 regulatory

"A shareholder associated with ticker DNTH filed to sell common stock under Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

10b5-1 regulatory

"10b5-1 Sales for ADAM M VENESS 7 Times Square, 43rd Floor New York NY 10036"

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

Exercise of Stock Options financial

"Common | 08/10/2026 | Exercise of Stock Options | Issuer"

Executive Financial Services financial

"Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza"

FAQ

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

What does the DNTH Rule 144 filing disclose about planned stock sales?

The Rule 144 filing for DNTH discloses a plan to sell 16,167 common shares with an aggregate market value of $1,760,909.64, expected to trade on NASDAQ on 08/10/2026 through Morgan Stanley Smith Barney LLC.

How are the DNTH shares in the Rule 144 filing being acquired before sale?

The 16,167 DNTH shares are tied to an exercise of stock options from the issuer on 08/10/2026, with the transaction described as a cash exercise, followed by a potential sale under Rule 144 on NASDAQ.

What recent 10b5-1 plan sales are reported for DNTH insider Adam M. Veness?

Adam M. Veness reported 10b5-1 sales of 3,833 DNTH common shares for $424,317.70 on 08/07/2026, and 30,000 shares for $2,424,033.00 on 06/17/2026, reflecting pre-arranged trading activity under a 10b5-1 plan.

Which broker is handling the DNTH Rule 144 stock sale?

The Rule 144 sale for 16,167 DNTH common shares lists Morgan Stanley Smith Barney LLC Executive Financial Services, located at 1 New York Plaza, 8th Floor, New York, NY 10004, as the broker handling the transaction.

On which market are the DNTH Rule 144 shares expected to trade?

The filing states that the 16,167 DNTH common shares covered by the Rule 144 notice are expected to be sold on the NASDAQ on or after 08/10/2026, following acquisition through an exercise of stock options.

Who is the selling security holder named in the DNTH 10b5-1 transactions?

The 10b5-1 transaction section identifies Adam M. Veness, with an address at 7 Times Square, 43rd Floor, New York, NY 10036, as the person associated with recent DNTH common stock sales under a 10b5-1 plan.

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

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Available on EDGAR 08/10/2026 - 04:51 PM Accepted by SEC EDGAR 08/10/2026 - 04:50 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	0001778623
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	Dianthus Therapeutics, Inc.
SEC File Number	001-38541
Address of Issuer	7 Times Square, 43rd Floor New York NEW YORK 10036
Phone	9299994055
Name of Person for Whose Account the Securities are To Be Sold	ADAM VENESS
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	16167	1760909.64	55934378	08/10/2026	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	08/10/2026	Exercise of Stock Options	Issuer			16167	08/10/2026	Cash

* 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
10b5-1 Sales for ADAM M VENESS 7 Times Square, 43rd Floor New York NY 10036	Common	08/07/2026	3833	424317.70
10b5-1 Sales for ADAM M VENESS 7 Times Square, 43rd Floor New York NY 10036	Common	06/17/2026	30000	2424033.00

144: Remarks and Signature

Remarks
Date of Notice	08/10/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/18/2026
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/ Adam Veness
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)