Form 144: Proposed resale of 120,312 EQ shares

Form 144 notice: Christine Zedelmayer submitted a Rule 144 notice reporting proposed sales of Common Stock.

Rhea-AI Filing Summary

Form 144 notice: Christine Zedelmayer submitted a Rule 144 notice reporting proposed sales of Common Stock. The filing lists a proposed sale quantity of 120,312 shares dated 03/13/2026, and shows prior reported dispositions of 11,900 shares on 12/15/2025, 185,937 shares on 02/19/2026, and 181,219 shares on 03/09/2026.

Insights

Securities Compliance Counsel

Rule 144 notice of proposed resale by an affiliate.

The filing lists a proposed offering of Common Stock totaling 120,312 shares with an execution date shown as 03/13/2026. It records prior dispositions by the same filer with explicit share counts and dollar amounts on three earlier dates.

These entries are procedural: they notify the broker and SEC of an intended resale under Rule 144; cash‑flow treatment and final sale execution are not detailed in the excerpt.

FAQ

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

What does the Form 144 filed for EQ report?

The filing reports a Rule 144 notice for proposed resale of Common Stock by Christine Zedelmayer. It lists a proposed quantity of 120,312 shares dated 03/13/2026 and prior dispositions on three earlier dates with share counts and dollar values.

Who is the selling party in the EQ Form 144?

The seller is identified as Christine Zedelmayer with a La Jolla address. The filing lists multiple disposals and a proposed sale quantity of 120,312 shares shown with the date 03/13/2026 in the excerpt.

What prior dispositions does the EQ Form 144 show?

The excerpt lists prior dispositions of Common Stock: 11,900 shares on 12/15/2025, 185,937 shares on 02/19/2026, and 181,219 shares on 03/09/2026, each paired with reported dollar amounts in the filing.

Does the Form 144 specify how proceeds will be used for EQ?

The provided excerpt does not include a use‑of‑proceeds statement. The filing itemizes proposed and prior share dispositions, but the excerpted lines do not state any recipient of proceeds or intended use of cash from the sales.

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

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Accepted by SEC EDGAR 03/13/2026 - 04:08 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	0001797818
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	Equillium, Inc.
SEC File Number	001-38692
Address of Issuer	2223 AVENIDA DE LA PLAYA SUITE 105 LA JOLLA CALIFORNIA 92037
Phone	(858) 412-5302
Name of Person for Whose Account the Securities are To Be Sold	Zedelmayer Christine
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	Maxim Group 300 Park Ave 16th Floor New York NY 10022	120312	288748.00	60893283	03/13/2026	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	01/03/2023	Stock Options	Issuer			120312	03/13/2026	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
Christine Zedelmayer 2223 AVENIDA DE LA PLAYA SUITE 105 LA JOLLA CA 92037	Common Stock	12/15/2025	11900	15589.00
Christine Zedelmayer 2223 AVENIDA DE LA PLAYA SUITE 105 LA JOLLA CA 92037	Common Stock	02/19/2026	185937	322476.00
Christine Zedelmayer 2223 AVENIDA DE LA PLAYA SUITE 105 LA JOLLA CA 92037	Common Stock	03/09/2026	181219	357212.00

144: Remarks and Signature

Remarks
Date of Notice	03/13/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	08/27/2025
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/ Dominick Iadicicco, as a duly authorized representative of Maxim Group LLC., as attorney-in-fact for Christine Zedelmayer
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)