Affiliate files Form 144 to sell shares — IONS (NASDAQ: IONS)

Rhea-AI Filing Summary

IONS affiliate filed a Form 144 to sell Common Stock. The notice lists proposed sales tied to 01/15/2026 performance stock units and a reported sale on 03/19/2026. The filing names Stifel Nicolaus & Company as broker and lists quantities including 6179 shares sold in the past three months and figure 512906.00.

Insights

Securities Lawyer

Form 144 is a routine affiliate notice for an intended sale of restricted or control securities.

Form 144 permits an affiliate to notify the SEC and broker-dealers of an intended resale of restricted or control securities. The filing cites 01/15/2026 performance stock units and a past sale on 03/19/2026.

Cash-flow treatment and whether sales are subject to volume limitations are not specified in the excerpt; subsequent broker confirmations or trade reports will show execution details.

Capital Markets Analyst

This notice signals potential resale supply but is procedural rather than transformational.

The filing names Stifel Nicolaus & Company as the broker and quantifies a recent reported sale of 6179 shares. It references performance stock units dated 01/15/2026, indicating the source of the shares for resale.

Market impact depends on execution size and timing; the excerpt does not specify settlement details or aggregation with other planned sales.

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

144: 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: 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	Stifel Nicolaus & Company Inc 501 N Broadway St. Louis MO 63102	5812	412486.00	165190000	03/19/2026	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	01/15/2026	Performance Stock Units	Issuer			5812	01/15/2026	Equity 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: 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
Eugene Schneider 2855 Gazelle Ct Carlsbad CA 92010	Common Stock	03/19/2026	6179	512906.00

144: 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 the IONS Form 144 filing mean?

It is a notification of a proposed resale by an affiliate. The filing lists performance stock units dated 01/15/2026 and a broker, Stifel Nicolaus, indicating planned resale activity tied to compensation awards.

How many shares does the Form 144 show were sold recently for IONS?

The excerpt reports a sale of 6179 shares on 03/19/2026. It also lists the numeric figure 512906.00 in the selling history section as provided in the filing excerpt.

Who is listed as the broker on the IONS Form 144?

The filing lists Stifel Nicolaus & Company Inc with an address at 501 N Broadway, St. Louis, MO. That broker is named in the securities-to-be-sold/brokerage section of the excerpt.

Are the shares tied to compensation for IONS insiders?

Yes. The Form 144 references Performance Stock Units dated 01/15/2026, indicating the shares relate to equity compensation awards rather than open-market purchases.

Does this Form 144 indicate immediate market impact for IONS?

The filing notifies intent to sell but does not confirm execution timing. The excerpt provides a planned sale reference and a past sale on 03/19/2026; actual market impact depends on trade execution not disclosed here.