James Hamilton to sell 10,000 shares (ARWR) after prior 10,000-share sale

Rhea-AI Filing Summary

James Hamilton reported proposed sales of Common Stock via a Form 144/A. The filing lists a proposed sale of 10,000 shares. The filing also records past transactions: a sale of 10,000 shares on 03/05/2026 for $641,870.05, and multiple compensation issuances on 01/04/2026 totaling 10,000 shares across four line items (5,708; 542; 1,628; 2,122).

Insights

Insider-Transaction Analyst

Form 144/A shows a proposed sale and recent related transactions by James Hamilton.

The filing lists a proposed sale of 10,000 shares and documents a prior sale of 10,000 shares on 03/05/2026 for $641,870.05. Compensation issuances on 01/04/2026 are recorded as 5,708, 542, 1,628, and 2,122 shares.

These entries are routine insider reporting of dispositions and compensation; timing and method of any future market transactions are not specified in the excerpt.

Corporate Governance Specialist

The filing is an administrative notice required for proposed insider sales and prior transactions.

Form 144/A is typically a notice of intent to sell subject to regulatory conditions. The excerpt shows cash proceeds for a past sale ($641,870.05) but does not state repurchase, plan, or company action.

Cash‑flow treatment and any trading plan references are not included in the provided text.

Key Figures

Proposed sale: 10,000 shares Proceeds from prior sale: $641,870.05 Prior sale volume: 10,000 shares +4 more

7 metrics

Proposed sale 10,000 shares listed as proposed sale in Form 144/A

Proceeds from prior sale $641,870.05 sale of 10,000 shares on <date>03/05/2026</date>

Prior sale volume 10,000 shares sold on <date>03/05/2026</date>

Compensation issuance 5,708 shares Compensation dated <date>01/04/2026</date>

Compensation issuance 542 shares Compensation dated <date>01/04/2026</date>

Compensation issuance 1,628 shares Compensation dated <date>01/04/2026</date>

Compensation issuance 2,122 shares Compensation dated <date>01/04/2026</date>

Key Terms

Form 144/A, Compensation, Securities Sold During The Past 3 Months

3 terms

Form 144/A regulatory

"144/A: Securities To Be Sold"

Compensation financial

"Common | 01/04/2026 | Compensation"

Securities Sold During The Past 3 Months regulatory

"144/A: Securities Sold During The Past 3 Months"

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/A

144/A: Filer Information

Filer CIK
Filer CCC
Previous Accession Number Of The Filing
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144/A: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

144/A: 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	Merrill Lynch 75 Rockefeller Plaza Fl 2 New York NY 10019	10000	749997.6	140032190	04/23/2026	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/A: 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	01/04/2026	Compensation	James Hamilton			5708	01/04/2026	Compensation
Common	01/04/2026	Compensation	James Hamilton			542	01/04/2026	Compensation
Common	01/04/2026	Compensation	James Hamilton			1628	01/04/2026	Compensation
Common	01/04/2026	Compensation	James Hamilton			2122	01/04/2026	Compensation

* 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/A: 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
James Hamilton 177 E. Colorado Blvd Suite 700 Pasadena CA 91105	Common	03/05/2026	10000	641870.05

144/A: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does James Hamilton's Form 144/A for ARWR disclose?

It discloses a proposed sale of 10,000 shares and records a prior sale of 10,000 shares on 03/05/2026 for $641,870.05. The filing also lists compensation issuances dated 01/04/2026 of 5,708; 542; 1,628; and 2,122 shares.

How much cash was reported from the recent sale by James Hamilton?

The filing shows a sale on 03/05/2026 of 10,000 shares that generated $641,870.05. The excerpt ties that dollar amount directly to the sale line in the "Securities Sold During The Past 3 Months" section.

Do the Form 144/A lines show any compensation-related share issuances?

Yes. The excerpt lists compensation issuances dated 01/04/2026 totaling four line items: 5,708; 542; 1,628; and 2,122 shares. These are categorized as "Compensation" in the securities-to-be-sold section.

Does the filing state how or when the proposed 10,000 shares will be sold?

The provided excerpt does not specify sale method or timing for the proposed 10,000 shares. The Form 144/A content supplied lists quantities and past sales but does not include distribution method or scheduled dates for the proposed sale.

Is this Form 144/A an indication of company action or issuance?

No. The filing records an individual's proposed sale and past transactions. It lists compensation issuances to the reporting person but does not show any company action like a registered offering or board approval in the excerpt.