FMR LLC discloses 10.0% stake in Agomab Therapeutics

Agomab Therapeutics ownership update: FMR LLC reports beneficial ownership of 4,873,680 shares, representing 10.0% of common stock as of the filing.

Rhea-AI Filing Summary

Agomab Therapeutics ownership update: FMR LLC reports beneficial ownership of 4,873,680 shares, representing 10.0% of common stock as of the filing. The Schedule 13G shows sole dispositive and voting power reported by FMR LLC and dispositive power reported for Abigail P. Johnson.

The filing is a Schedule 13G disclosure, signed under powers of attorney and accompanied by Exhibit 99 referencing a 13d-1(k)(1) agreement; the signatures are dated 03/05/2026.

Insights

Institutional Ownership Analyst

FMR LLC holds a 10.0% stake in Agomab, disclosed on Schedule 13G.

FMR LLC reports beneficial ownership of 4,873,680 shares (10.0%), with sole voting and dispositive power listed on the cover responses. The filing follows Schedule 13G reporting conventions for passive/large investors.

Ownership is documented via powers of attorney and Exhibit 99; timing and any trading intent are not stated in the excerpt, so further filings would clarify changes.

Compliance & Reporting Specialist

Schedule 13G correctly identifies beneficial owner and ownership percentages.

The submission includes standard cover details: issuer name, CUSIP, filer address (245 Summer Street, Boston), and identification of Abigail P. Johnson with dispositive power. Signatures are dated 03/05/2026.

Exhibit 99 and referenced powers of attorney are attached per procedural requirements; the filing is a disclosure of position rather than a transaction notice.

FAQ

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

What stake does FMR LLC report in AGMB?

FMR LLC reports beneficial ownership of 4,873,680 shares, representing 10.0% of common stock. This figure appears on the Schedule 13G cover and Item 4 ownership disclosures dated 03/05/2026.

Who is listed with voting or dispositive power over AGMB shares?

The filing lists FMR LLC as having sole voting and sole dispositive power over 4,873,680 shares. Abigail P. Johnson is shown with sole dispositive power per the cover responses and signature blocks.

What form was filed to report this AGMB ownership?

A Schedule 13G was filed to report the position. The filing includes issuer details, CUSIP JYH220000, and references Exhibit 99 and powers of attorney incorporated by reference in the signatures dated 03/05/2026.

Does the filing identify other holders with over 5% of AGMB?

The filing states that one or more other persons may have rights to dividends or sale proceeds, but no other person is identified as holding more than 5% of the common stock in the provided excerpt.

Are there any reported changes or transactions in this Schedule 13G?

The Schedule 13G excerpt discloses beneficial ownership levels and powers; it does not show specific buy/sell transactions or timing. Signatures are dated 03/05/2026, but transactional details are not provided here.

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

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Accepted by SEC EDGAR 03/06/2026 - 10:05 AM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

AGOMAB THERAPEUTICS SA

(Name of Issuer)

COMMON STOCK

(Title of Class of Securities)

02/27/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP Number(s):

1

Names of Reporting Persons

FMR LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 4,873,680.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 4,873,680.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

4,873,680.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

10.0 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

CUSIP Number(s):

1

Names of Reporting Persons

Abigail P. Johnson

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 4,873,680.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

4,873,680.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

10.0 %

12

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: AGOMAB THERAPEUTICS SA
(b)	Address of issuer's principal executive offices: POSTHOFLEI 1/6,ANTWERPEN,C9,2600
Item 2.
(a)	Name of person filing: FMR LLC
(b)	Address or principal business office or, if none, residence: 245 Summer Street, Boston, Massachusetts 02210
(c)	Citizenship: Not applicable
(d)	Title of class of securities: COMMON STOCK
(e)	CUSIP No.: JYH220000
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 4873680.00
(b)	Percent of class: 10.0 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: Please see the responses to Items 5 and 6 on the cover page.
	(ii) Shared power to vote or to direct the vote: 0.00
	(iii) Sole power to dispose or to direct the disposition of: 4873680.00
	(iv) Shared power to dispose or to direct the disposition of: 0.00
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. One or more other persons are known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the COMMON STOCK of AGOMAB THERAPEUTICS SA. No one other person's interest in the COMMON STOCK of AGOMAB THERAPEUTICS SA is more than five percent of the total outstanding COMMON STOCK.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. See attached Exhibit 99.
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

FMR LLC

Signature:	Stephanie J. Brown
Name/Title:	Duly authorized under Power of Attorney effective as of January 3, 2023, by and on behalf of FMR LLC and its direct and indirect subsidiaries*
Date:	03/05/2026

Abigail P. Johnson

Signature:	Stephanie J. Brown
Name/Title:	Duly authorized under Power of Attorney effective as of January 26, 2023, by and on behalf of Abigail P. Johnson**
Date:	03/05/2026

Comments accompanying signature: * This power of attorney is incorporated herein by reference to Exhibit 24 to the Schedule 13G filed by FMR LLC on January 10, 2023, accession number: 0000315066-23-000003. ** This power of attorney is incorporated herein by reference to Exhibit 24 to the Schedule 13G filed by FMR LLC on January 31, 2023, accession number: 0000315066-23-000038.

Exhibit Information

Please see Exhibit 99 for 13d-1(k) (1) agreement.